{"id":6471,"date":"2018-08-09T20:22:14","date_gmt":"2018-08-09T11:22:14","guid":{"rendered":"https:\/\/y2tech.net\/blog\/?p=6471"},"modified":"2018-08-17T07:30:36","modified_gmt":"2018-08-16T22:30:36","slug":"make-an-upnp-openhome-music-server-on-apu2c4-vol-3","status":"publish","type":"post","link":"https:\/\/y2tech.net\/blog\/audio\/make-an-upnp-openhome-music-server-on-apu2c4-vol-3-6471\/","title":{"rendered":"UPnP\/OpenHome Music Server \u306e\u81ea\u4f5c\uff08\u305d\u306e\uff13\uff09"},"content":{"rendered":"<h3>APU2C4\u3092\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30eb\u30fc\u30bf\u3068\u3057\u3066\u6a5f\u80fd\u3055\u305b\u308b<\/h3>\r\n<br>\r\n<p>\u3053\u3053\u304b\u3089\u66ab\u304f\u306f\u3001\u30c7\u30b8\u30bf\u30eb\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u4e16\u754c\u3092\u96e2\u308c\u3066\u5358\u7d14\u306aLinux\u7cfbOS\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u80fd\u306e\u8a71\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u304c\u3001Linux\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u57fa\u790e\u3092\u899a\u3048\u308b\u826f\u3044\u6a5f\u4f1a\u3060\u3068\u601d\u3063\u3066\u8f9b\u62b1\u3057\u3066\u6b32\u3057\u3044\uff0e<\/p>\r\n<br>\r\n<p>\u4eca\u56de\u306fLinux OS\u3068\u3057\u3066CentOS 7.x \u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u304c\u3001\u56f0\u3063\u305f\u4e8b\u306bLinux\u306e\u4e16\u754c\u3067\u306f\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u3068\u547c\u3070\u308c\u3066\u3044\u308bLinux OS\u5b9f\u88c5\u74b0\u5883\u304c\u7570\u306a\u308b\u3068\u3001\u7ba1\u7406\u306e\u305f\u3081\u306e\u30b3\u30de\u30f3\u30c9\u4f53\u7cfb\u3084\u8a2d\u5b9a\u65b9\u6cd5\u306a\u3069\u304c\u5fae\u5999\uff08\u304b\u306a\u308a\u3068\u8a00\u3063\u305f\u65b9\u304c\u826f\u3044\u304b\u306a\uff09\u306b\u7570\u306a\u308b\uff0e<\/p>\r\n<br>\r\n<p>\u540c\u3058CentOS\u7cfb\u306eLinux\u3067\u3082CentOS 6.x \u7cfb\u3068\u4eca\u56de\u306eCentOS 7.x\u7cfb\u3067\u306f\u3001OS\u7ba1\u7406\u306e\u30b3\u30de\u30f3\u30c9\u3084\u7ba1\u7406\u65b9\u6cd5\u304c\u5927\u304d\u304f\u5909\u308f\u3063\u3066\u3057\u307e\u3063\u305f\uff0e\u6b63\u78ba\u306b\u306fCentOS\u304c\u5909\u308f\u3063\u305f\u3068\u8a00\u3046\u3088\u308a\u306f\u3001CentOS\u306e\u6bcd\u4f53\u3067\u6709\u308b RedHat Enterprise Linux(REHL) \u304c\u5909\u308f\u3063\u3066\u3057\u307e\u3063\u305f\u3068\u3044\u3046\u3068\u3053\u308d\u304c\u6b63\u3057\u3044\u8868\u73fe\u3060\u308d\u3046\u304b\uff0e<\/p>\r\n<br>\r\n<p>REHL7\u7cfb\u3067\u3042\u307e\u308a\u306b\u3082\u5927\u304d\u306a\u5909\u66f4\u304c\u3042\u3063\u305f\u305f\u3081\u304b\u3001\u672a\u3060\u306b6\u7cfb\u3092\u4f7f\u3044\u7d9a\u3051\u3066\u3044\u308b\u30e6\u30fc\u30b6\u304c\u591a\u3044\u306e\u3082\u4e8b\u5b9f\u3060\uff0e\u3068\u306f\u8a00\u3046\u7269\u306e\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u9762\u306a\u3069\u3092\u8003\u3048\u308b\u3068\u4f55\u308c\u306f\u65b0\u3057\u30447\u7cfb\u5217\u306e\u74b0\u5883\u306b\u79fb\u884c\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306e\u306f\u660e\u78ba\u306a\u306e\u3060\u304c\uff0e\uff0e\uff0e<\/p>\r\n<br>\r\n<p>\u524d\u7f6e\u304d\u304c\u9577\u304f\u306a\u3063\u3066\u3057\u307e\u3063\u305f\u304c\u3001\u3084\u306f\u308a RHEL7(CentOS7\uff09\u7cfb\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u306e\u7ba1\u7406\u306e\u4ed5\u65b9\u306f\u307e\u3060\u99b4\u67d3\u3081\u306a\u3044\uff0e\u305b\u3081\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u540d\u306e\u547d\u540d\u65b9\u6cd5\u3060\u3051\u3067\u3082\u6614\u306b\u623b\u3057\u305f\u3044\u3068\u3044\u3046\u30ce\u30b9\u30bf\u30eb\u30b8\u30fc\u304b\u3089\u3001\u5148\u305a\u306f\u6c17\u6301\u3061\u306e\u60aa\u3044 &#8220;enp1s0&#8221; \u3068\u3044\u3046\u30c7\u30d0\u30a4\u30b9\u540d\uff08\u30e6\u30fc\u30b6\u306eHW\u74b0\u5883\u306b\u3088\u3063\u3066\u5909\u308f\u3063\u3066\u3057\u307e\u3046\uff01\uff01\uff01\uff09\u304b\u3089\u6614\u306a\u304c\u3089\u306e &#8220;eth0&#8221; \u3068\u3044\u3046\u5f62\u5f0f\u306b\u5909\u66f4\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u3088\u3046\u3068\u601d\u3046\uff0e<\/p>\r\n<br>\r\n<h4>\u3010\u86c7\u8db3\u3011\u6614\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u540d &#8220;eth0&#8221; \u306b\u5f37\u5236\u5909\u66f4\u3057\u3066\u307f\u308b<\/h4>\r\n<br>\r\n<p>\u65b0\u3057\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u540d\u306e\u4ed8\u3051\u65b9\u306b\u99b4\u67d3\u3081\u306a\u3044\u306e\u306f\u79c1\u3060\u3051\u3067\u306f\u306a\u304f\u3001\u7686\u4e0d\u6e80\u304c\u3042\u308b\u3088\u3046\u3067\u3001\u6614\u306a\u304c\u3089\u306e\u547d\u540d\u30eb\u30fc\u30eb\u306b\u623b\u3059\u65b9\u6cd5\u306b\u3064\u3044\u3066\u691c\u7d22\u3057\u3066\u307f\u308b\u3068\u76f4\u3050\u306b\u6ca2\u5c71\u898b\u3064\u304b\u308b\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>\u4eca\u56de\u306f\u3001\u5358\u306b\u5177\u4f53\u7684\u306a\u624b\u9806\u3060\u3051\u3092\u793a\u3059\u3060\u3051\u306b\u7559\u3081\u308b\u306e\u3067\u3001\u8a73\u3057\u3044\u4e2d\u8eab\u306b\u3064\u3044\u3066\u77e5\u308a\u305f\u3051\u308c\u3070\u5404\u81ea\u3067\u60c5\u5831\u3092\u8ffd\u3063\u3066\u6b32\u3057\u3044\uff0e<\/p>\r\n<br>\r\n<p>\u5148\u305a\u306f\u3001\u73fe\u884c\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u540d\u3092\u78ba\u8a8d\u3057\u3066\u304a\u304f\uff0e\u6614\u306f\u3053\u306e\u624b\u306e\u7269\u306f&#8221;ifconfig&#8221; \u30b3\u30de\u30f3\u30c9\u3092\u53e9\u3044\u3066\u3044\u305f\u304c\u30017\u7cfb\u5217\u3067\u306f &#8220;ip&#8221; \u30b3\u30de\u30f3\u30c9\u3068\u3044\u3046\u65b0\u3057\u3044\u30b3\u30de\u30f3\u30c9\u4f53\u7cfb\u306b\u5909\u308f\u3063\u3066\u3044\u308b\uff0e<\/p>\r\n<br>\r\n<pre><code class=\"language-Markup\">\r\n[root@jukebox ~]# ip addr\r\n1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000\r\n    link\/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00\r\n    inet 127.0.0.1\/8 scope host lo\r\n       valid_lft forever preferred_lft forever\r\n    inet6 ::1\/128 scope host \r\n       valid_lft forever preferred_lft forever\r\n2: enp1s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000\r\n    link\/ether 00:0d:b9:47:1c:18 brd ff:ff:ff:ff:ff:ff\r\n    inet 192.168.100.187\/24 brd 192.168.100.255 scope global noprefixroute dynamic enp1s0\r\n       valid_lft 51634sec preferred_lft 51634sec\r\n    inet6 2409:10:ad40:xxxx:yyyy:zzzz:90d7:5f6e\/64 scope global noprefixroute dynamic \r\n       valid_lft 12435sec preferred_lft 10635sec\r\n    inet6 fe80::d2ac:6658:2498:4e19\/64 scope link noprefixroute \r\n       valid_lft forever preferred_lft forever\r\n3: enp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000\r\n    link\/ether 00:0d:b9:47:1c:19 brd ff:ff:ff:ff:ff:ff\r\n4: enp3s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000\r\n    link\/ether 00:0d:b9:47:1c:1a brd ff:ff:ff:ff:ff:ff\r\n[root@jukebox ~]# \r\n<\/code><\/pre>\r\n<br>\r\n<p>&#8220;enp1s0&#8221;, &#8220;enp2s0&#8221;, &#8220;enp3s0&#8221; \u3068\u3044\u30463\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u304c\u6709\u308b\u3053\u3068\u304c\u5206\u304b\u308b\u3060\u308d\u3046\uff0e&#8221;enp1s0&#8243;\u304c\u7269\u7406\u7684\u306b\u3064\u306a\u304c\u3063\u305f\u72b6\u614b\u3067\u3001192.168.100.187\u3068\u3044\u3046IPv4\u5f62\u5f0f\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u304cDHCP\u306b\u3088\u3063\u3066\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u308b\uff0e<\/p>\r\n<br>\r\n<p>\u3053\u306e&#8221;enp1s0&#8243;\u306b\u306f IPv4\u30a2\u30c9\u30ec\u30b9\u306e\u4ed6\u306b\u3082\u3001prefix:64bit\u9577\u306eIPv6\u30a2\u30c9\u30ec\u30b9\uff082409:10:ad40:xxxx:yyyy:zzzz:90d7:5f6e\/64\uff09 \u304cDHCP\u7d4c\u7531\u3067\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u308b\u304c\u3001\u666e\u901a\u306e\u5bb6\u5ead\u3067\u306fIPv6\u74b0\u5883\u3092\u69cb\u7bc9\u3057\u3066\u3044\u308b\u3053\u3068\u306f\u307e\u305a\u306a\u3044\u306e\u3067\u3001\u3053\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u306e\u5b58\u5728\u306b\u3064\u3044\u3066\u306f\u3042\u307e\u308a\u6c17\u306b\u3057\u306a\u304f\u3066\u3082\u826f\u3044\uff0e\uff08\u79c1\u306e\u5bb6\u3067\u306fIPv4\/IPv6\u306e\u30c7\u30e5\u30a2\u30eb\u30b9\u30bf\u30c3\u30af\u74b0\u5883\u3067LAN\u3092\u7d44\u3093\u3067\u3044\u308b\u306e\u3067\u3001IPv6\u74b0\u5883\u3067\u901a\u4fe1\u304c\u884c\u308f\u308c\u308b\u74b0\u5883\u306b\u306a\u3063\u3066\u3044\u308b\uff09<\/p>\r\n<br>\r\n<p>\u52ff\u8ad6\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306b\u516c\u958b\u30b5\u30fc\u30d0\u3092\u7acb\u3066\u305f\u308a\u3059\u308b\u3059\u308b\u969b\u306f\u3001IPv4\/IPv6\u306e\u8a2d\u5b9a\u306b\u3064\u3044\u3066\u304d\u3061\u3093\u3068\u7406\u89e3\u3057\u305f\u4e0a\u3067\u3001\u9069\u5207\u306a\u8a2d\u5b9a\u3092\u884c\u308f\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u304c\u3001\u4eca\u56de\u306e\u69d8\u306a\u30db\u30fc\u30e0\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u3067\u306fIPv6\u306f\u4f7f\u308f\u306a\u3044\u8a2d\u5b9a\u306b\u5909\u66f4\u3057\u3066\u304a\u3044\u305f\u65b9\u304c\u826f\u3044\u3060\u308d\u3046\uff0eIPv6\u3092\u7121\u52b9\u5316\u3059\u308b\u65b9\u6cd5\u3082\u30cd\u30c3\u30c8\u4e0a\u3067\u6ca2\u5c71\u7d39\u4ecb\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u305d\u308c\u3089\u3092\u53c2\u8003\u306bIPv6\u3092\u7121\u52b9\u5316\u3057\u3066\u304a\u304f\u3068\u826f\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>\u6a5f\u4f1a\u304c\u3042\u308c\u3070\u3001IPv4\u74b0\u5883\u3068IPv6\u74b0\u5883\u3068\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u4e16\u754c\u3067\u9055\u3044\u304c\u51fa\u308b\u304b\u3069\u3046\u304b\u8a66\u3057\u3066\u898b\u305f\u3044\u304c\u3001\u679c\u305f\u3057\u3066IPv6\u5b8c\u5168\u6e96\u62e0\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30fc\u30c7\u30a3\u30aa\u74b0\u5883\u304c\u6e96\u5099\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u306f\u5fae\u5999\u306a\u3068\u3053\u308d\u3060\u308d\u3046\uff0eOS\u5074\u306f\u554f\u984c\u7121\u3044\u3051\u3069\u3001\u591a\u5206\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u74b0\u5883\u304cIPv6\u306a\u3069\u5168\u304f\u8003\u616e\u3055\u308c\u3066\u3044\u306a\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>&#8220;enp1s0&#8243;\u3068\u3044\u3046\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u540d\u3092 &#8220;eth0&#8221; \u306b\u5b8c\u5168\u306b\u5909\u3048\u308b\u306b\u306f\u3001OS\u306e\u30d6\u30fc\u30c8\u30ed\u30fc\u30c0\u30ec\u30d9\u30eb\u3067\u3001\u898b\u3064\u3051\u51fa\u3057\u305f\u5404\u30c7\u30d0\u30a4\u30b9\u306e\u540d\u524d\u3092\u4f7f\u308f\u306a\u3044\uff08\u7121\u8996\u3059\u308b\uff09\u3088\u3046\u306b\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3088\u3046\u3060\uff0e\u5177\u4f53\u7684\u306b\u306f\u3001CentOS7\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30d6\u30fc\u30c8\u30ed\u30fc\u30c0\u3067\u3042\u308b &#8220;grub2&#8221; \u306e\u8d77\u52d5\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3001&#8221;\/etc\/default\/grub&#8221;\u306e &#8220;GRUB_CMDLINE_LINUX&#8221; \u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u3001\u6b21\u306e\u3088\u3046\u306a\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u3064\u3051\u52a0\u3048\u308c\u3070\u826f\u3044\uff0e<\/p>\r\n<br>\r\nGRUB_CMDLINE_LINUX=&#8221;crashkernel=auto rd.lvm.lv=centos\/root rd.lvm.lv=centos\/swap console=ttyS0,115200n8 <b><strong>net.ifnames=0 biosdevname=0 <\/strong><\/b>&#8220;<br>\r\n<br>\r\n<p>\u3053\u306e\u5909\u66f4\u3092\u884c\u3063\u305f\u5f8c\u3001grub2\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u5909\u66f4\u3092\u53cd\u6620\u3055\u305b\u308b\u30b3\u30de\u30f3\u30c9 &#8220;grub2-mkconfig&#8221; \u3092\u5b9f\u884c\u3057\u3001OS\u3092\u518d\u8d77\u52d5\u3059\u308b\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u540d\u306f\u6614\u306a\u304c\u3089\u306e\u61d0\u304b\u3057\u3044 &#8220;eth0&#8221;, &#8220;eth1&#8221;, &#8230; \u306b\u623b\u3063\u3066\u3044\u308b\u3053\u3068\u3060\u308d\u3046\uff0e<b>\\(^-^)\/<\/b>\r\n<\/p>\r\n<br>\r\n<pre><code class=\"language-Markup\">\r\n[root@jukebox ~]# cat \/etc\/default\/grub\u3000<==\u3000\u7de8\u96c6\u524d\r\nGRUB_TIMEOUT=5\r\nGRUB_DISTRIBUTOR=\"$(sed 's, release .*$,,g' \/etc\/system-release)\"\r\nGRUB_DEFAULT=saved\r\nGRUB_DISABLE_SUBMENU=true\r\nGRUB_TERMINAL=\"serial console\"\r\nGRUB_SERIAL_COMMAND=\"serial --speed=115200\"\r\nGRUB_CMDLINE_LINUX=\"crashkernel=auto rd.lvm.lv=centos\/root rd.lvm.lv=centos\/swap console=ttyS0,115200n8\"\r\nGRUB_DISABLE_RECOVERY=\"true\"\r\n[root@jukebox ~]#\r\n\r\n[root@jukebox ~]# vi \/etc\/default\/grub     <==\u624b\u6163\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u3067\u3000\u201d\/etc\/default\/grub\u201d\u3092\u7de8\u96c6\u3059\u308b\r\n\u3000\r\n[root@jukebox ~]# cat \/etc\/default\/grub\u3000\u3000<==\u3000\u7de8\u96c6\u5f8c\r\nGRUB_TIMEOUT=5\r\nGRUB_DISTRIBUTOR=\"$(sed 's, release .*$,,g' \/etc\/system-release)\"\r\nGRUB_DEFAULT=saved\r\nGRUB_DISABLE_SUBMENU=true\r\nGRUB_TERMINAL=\"serial console\"\r\nGRUB_SERIAL_COMMAND=\"serial --speed=115200\"\r\nGRUB_CMDLINE_LINUX=\"crashkernel=auto rd.lvm.lv=centos\/root rd.lvm.lv=centos\/swap console=ttyS0,115200n8 net.ifnames=0 biosdevname=0\"\r\nGRUB_DISABLE_RECOVERY=\"true\"\r\n[root@jukebox ~]# \r\n\r\n[root@jukebox ~]# grub2-mkconfig -o \/boot\/grub2\/grub.cfg  <==\u3000grub2\u306e\u69cb\u6210\u5909\u66f4\u3092\u53cd\u6620\u3055\u305b\u308b\r\nGenerating grub configuration file ...\r\nFound linux image: \/boot\/vmlinuz-3.10.0-862.9.1.el7.x86_64\r\nFound initrd image: \/boot\/initramfs-3.10.0-862.9.1.el7.x86_64.img\r\nFound linux image: \/boot\/vmlinuz-3.10.0-862.el7.x86_64\r\nFound initrd image: \/boot\/initramfs-3.10.0-862.el7.x86_64.img\r\nFound linux image: \/boot\/vmlinuz-0-rescue-e61ddca5aa1b442c823b958aa7d7fb6b\r\nFound initrd image: \/boot\/initramfs-0-rescue-e61ddca5aa1b442c823b958aa7d7fb6b.img\r\ndone\r\n[root@jukebox ~]# \r\n\r\n[root@jukebox ~]# reboot  <== OS\u518d\u8d77\u52d5\r\nConnection to jukebox.local closed by remote host.\r\nConnection to jukebox.local closed.\r\niMac27:~ yasuaki$ ssh jukebox.local\r\nWarning: Permanently added the ECDSA host key for IP address '2409:10:ad40:xxxx:yyyy:zzzz:e91f:a80b' to the list of known hosts.\r\nyasuaki@jukebox.local's password: \r\nLast login: Sun Aug  5 08:23:21 2018\r\n[yasuaki@jukebox ~]$ su -\r\nPassword: \r\nLast login: Sun Aug  5 08:15:10 JST 2018 on pts\/0\r\n[root@jukebox ~]# ip addr\r\n1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000\r\n    link\/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00\r\n    inet 127.0.0.1\/8 scope host lo\r\n       valid_lft forever preferred_lft forever\r\n    inet6 ::1\/128 scope host \r\n       valid_lft forever preferred_lft forever\r\n2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000\r\n    link\/ether 00:0d:b9:47:1c:18 brd ff:ff:ff:ff:ff:ff\r\n    inet 192.168.100.187\/24 brd 192.168.100.255 scope global noprefixroute dynamic eth0\r\n       valid_lft 86345sec preferred_lft 86345sec\r\n    inet6 2409:10:ad40:xxxx:yyyy:zzzz:e91f:a80b\/64 scope global noprefixroute dynamic \r\n       valid_lft 10445sec preferred_lft 8645sec\r\n    inet6 fe80::817e:5417:5ecf:7087\/64 scope link noprefixroute \r\n       valid_lft forever preferred_lft forever\r\n3: eth1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000\r\n    link\/ether 00:0d:b9:47:1c:19 brd ff:ff:ff:ff:ff:ff\r\n4: eth2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000\r\n    link\/ether 00:0d:b9:47:1c:1a brd ff:ff:ff:ff:ff:ff\r\n[root@jukebox ~]# \r\n<\/code><\/pre>\r\n<br>\r\n<h4>\u3010\u672c\u984c\u3011Linux OS\u306e\u30ab\u30fc\u30cd\u30eb\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5909\u66f4\u3057\u3066IP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u53ef\u80fd\u306b\u3059\u308b<\/h4>\r\n<br>\r\n<p>\u307e\u305f\u3057\u3066\u3082\u5909\u306a\u5bc4\u308a\u9053\u3092\u3057\u3066\u3057\u307e\u3063\u305f\u304c\u3001\u3053\u3053\u304b\u3089\u304c\u672c\u984c\u306eAPU2C4\u306eCentOS7\u74b0\u5883\u4e0b\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30eb\u30fc\u30bf\u3068\u3057\u3066\u6a5f\u80fd\u3055\u305b\u308b\u8a71\u306b\u623b\u3059\u3053\u3068\u306b\u3057\u3088\u3046\uff0e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30eb\u30fc\u30bf\u3068\u3044\u3046\u8a00\u8449\u306f\u4e00\u822c\u306e\u4eba\u3067\u3082\u826f\u304f\u805e\u304f\u8a00\u8449\u3060\u3068\u601d\u3046\u304c\u3001\u679c\u305f\u3057\u3066\u30eb\u30fc\u30bf\u3068\u3044\u3046\u8a00\u8449\u3092\u304d\u3061\u3093\u3068\u7406\u89e3\u3067\u304d\u3066\u3066\u3044\u308b\u306e\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u304bIT\u95a2\u4fc2\u306e\u5c02\u9580\u5bb6\u306b\u9650\u3089\u308c\u3066\u3057\u307e\u3046\u306e\u3067\u306f\u306a\u3044\u3060\u308d\u3046\u304b\uff0e<\/p>\r\n<br>\r\n<p>\u4eca\u56de\u3069\u306e\u30ec\u30d9\u30eb\u307e\u3067\u6398\u308a\u4e0b\u3052\u3066\u8a71\u3092\u9032\u3081\u3066\u884c\u3051\u3070\u826f\u3044\u306e\u304b\u8ff7\u3063\u3066\u3044\u308b\u304c\u3001\u3068\u308a\u3042\u3048\u305a\u4eca\u56de\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u57fa\u672c\u4e2d\u306e\u57fa\u672c\u3067\u6709\u308b\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u968e\u5c64\uff08\u30ec\u30a4\u30e4\u30fc\uff09\u69cb\u9020\u3068IP\u30a2\u30c9\u30ec\u30b9\u306e\u4ed5\u7d44\u307f\u3084TCP(UDP)\/IP \u901a\u4fe1\u306e\u4ed5\u7d44\u307f\u304c\u3042\u308b\u7a0b\u5ea6\u7406\u89e3\u3067\u304d\u3066\u3044\u308b\u3068\u3044\u3046\u524d\u63d0\u3067\u8a71\u3092\u9032\u3081\u308b\u3053\u3068\u306b\u3059\u308b\uff0e<\/p>\r\n<br>\r\n<h4>L2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ec\u30a4\u30e4\u30fc\u3001L3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ec\u30a4\u30e4\u30fc\u306e\u304a\u3055\u3089\u3044<\/h4>\r\n<br>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/Home-Broadband-Router.png\" alt=\"Home Broadband Router\" width=\"569\" height=\"202\" class=\"size-full wp-image-6496\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/Home-Broadband-Router.png 569w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/Home-Broadband-Router-320x114.png 320w\" sizes=\"auto, (max-width: 569px) 100vw, 569px\" \/>\r\n<br>\r\n<span>\u5bb6\u5ead\u7528\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u306e\u4e00\u822c\u7684\u306a\u63a5\u7d9a\u5f62\u614b<\/span>\r\n<\/div>\r\n<br>\r\n<br>\r\n<p>\u4e00\u822c\u7684\u306a\u5bb6\u5ead\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30b0\u30e1\u30f3\u30c8\u304c2\u3064\uff08WAN\u5074\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068LAN\u5074\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\uff0e\u5bb6\u5ead\u7528\u306e\u591a\u304f\u306e\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u306b\u306f\u3001WAN\u30dd\u30fc\u30c8\u3068LAN\u30dd\u30fc\u30c8\u304c\u5225\u3005\u306b\u5099\u308f\u3063\u3066\u3044\u3066\u3001\u901a\u5e38WAN\u5074\u306f1\u30dd\u30fc\u30c8\u3001LAN\u5074\u306f\u8907\u6570\u30dd\u30fc\u30c8\u5099\u308f\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>WAN\u5074\u30671\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001LAN\u5074\u3067\u5225\u306a\u3082\u30461\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\uff0e\u3053\u306e\u3088\u3046\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092Layer2(L2)\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08\u30c7\u30fc\u30bf\u30ea\u30f3\u30af\u5c64\uff09\u3068\u547c\u3073\u3001\u540c\u4e00\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u901a\u4fe1\u306f\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0\u3068\u547c\u3070\u308c\u308b\u30d1\u30b1\u30c3\u30c8\u3092\u5358\u4f4d\u3068\u3057\u3066\u901a\u4fe1\u304c\u884c\u308f\u308c\u3066\u3044\u308b\uff0e\u3053\u306e\u969b\u306b\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0\u306b\u4ed8\u3051\u3089\u308c\u308b\u3066\u3044\u308b\u30a2\u30c9\u30ec\u30b9\u306fMAC\u30a2\u30c9\u30ec\u30b9\u3068\u547c\u3070\u308c\u3066\u3044\u308b48bit\u9577\u306e\u30a2\u30c9\u30ec\u30b9\u3060\uff0e<\/p>\r\n<br>\r\n<p>\u3053\u306eL2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4e16\u754c\u3067\u4f7f\u308f\u308c\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u304c\u6240\u8b02L2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30a4\u30c3\u30c1\u3068\u547c\u3070\u308c\u3066\u3044\u308b\u7269\u3067\u3001\u305d\u306e\u8fba\u306e\u5bb6\u96fb\u91cf\u8ca9\u5e97\u3067\u3082\u7c21\u5358\u306b\u5165\u3067\u304d\u308b\u30d0\u30c3\u30d5\u30a1\u30ed\u30fc\u3084IODATA\u306a\u3069\u306e\u5bb6\u5ead\u7528\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30a4\u30c3\u30c1\u304c\u8a72\u5f53\u3059\u308b\uff0eL3\u30b9\u30a4\u30c3\u30c1\u3068\u547c\u3070\u308c\u3066\u3044\u308b\u30b9\u30a4\u30c3\u30c1\u3082\u5b58\u5728\u3059\u308b\u304c\u3001Cisco\u306a\u3069\u306e\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u7cfb\u306e\u4f55\u5341\u4e07\u5186\u3082\u3059\u308b\u4ee3\u7269\u3067\u3001\u4e00\u822c\u5bb6\u5ead\u3067\u7528\u3044\u308b\u3088\u3046\u306a\u7269\u3067\u306f\u306a\u3044\uff0eL3\u30b9\u30a4\u30c3\u30c1\u3092\u4e00\u8a00\u3067\u8a00\u3048\u3070\u3001IP\u30eb\u30fc\u30bf(L3)\u6a5f\u80fd\u3092\u6301\u3063\u305fL2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30a4\u30c3\u30c1\u3068\u7406\u89e3\u3057\u3066\u304a\u3051\u3070\u826f\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>WAN\u5074\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u901a\u5e38\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d7\u30ed\u30d0\u30a4\u30c0\uff08I.S.P.\uff09\u5074\u3067\u6c7a\u307e\u3063\u305fL2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30b0\u30e1\u30f3\u30c8\u304c\u4e00\u3064\u30e6\u30fc\u30b6\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\uff0e\u3053\u306eL2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30b0\u30e1\u30f3\u30c8\u81ea\u4f53\u304c\u8907\u6570\u306e\u30e6\u30fc\u30b6\u3067\u5171\u7528\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3082\u3042\u308b\u304c\u3001\u56fa\u5b9aIP\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3084\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fc\u3092\u91cd\u8996\u3057\u3066\u3044\u308b\u30d7\u30ed\u30d0\u30a4\u30c0\u3067\u306f\u3001\u30e6\u30fc\u30b6\u5c02\u7528\u306eL2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30b0\u30e1\u30f3\u30c8\u3092\u5272\u308a\u5f53\u3066\u3066\u3044\u308b\u3053\u3068\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>WAN\u5074\u306eL2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30b0\u30e1\u30f3\u30c8\u306b\u3042\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u304c\u5225\u306aLAN\u5074\u306eL2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30b0\u30e1\u30f3\u30c8\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u3068\u901a\u4fe1\u3059\u308b\u306b\u306f\u3001L2\u306e\u4e00\u3064\u4e0a\u306eLayer3(L3\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64)\u3067\u4e21\u8005\u9593\u306e\u30c7\u30fc\u30bf\u306e\u3084\u308a\u53d6\u308a\u3092\u4e2d\u7d99\u3059\u308b\u4ed5\u7d44\u307f\uff08\u6a5f\u80fd\uff09\u304c\u5fc5\u8981\u3067\u3001\u3053\u306e\u6a5f\u80fd\u3092\u6709\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u88c5\u7f6e\u3092\u4e00\u822c\u7684\u306b\u30eb\u30fc\u30bf\u3068\u547c\u3093\u3067\u3044\u308b\uff0eLayer3\u3067\u4f7f\u308f\u308c\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\uff08\u901a\u4fe1\u306e\u7d04\u675f\u4e8b\uff09\u306e\u4ee3\u8868\u7684\u306a\u7269\u304cInternet Protocol(IP)\u3067\u3042\u308a\u3001IP\u30eb\u30fc\u30bf\u3068\u547c\u3070\u308c\u3066\u3044\u308b\uff0e\u73fe\u5728\u3067\u306f\u4f7f\u308f\u308c\u308b\u3053\u3068\u306f\u7121\u304f\u306a\u3063\u305f\u304c\u3001Netware\u306eIPX\u3084AppleTalk\u306eDatagram Delivery Protocol\u306a\u3069\u3082\u304b\u3064\u3066\u306fL3\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u3057\u3066\u5b58\u5728\u3057\u3066\u3044\u305f\uff0e<\/p>\r\n<br>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/IPRouting.png\" alt=\"IP Routing Layers\" width=\"583\" height=\"265\" class=\"size-full wp-image-6514\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/IPRouting.png 583w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/IPRouting-320x145.png 320w\" sizes=\"auto, (max-width: 583px) 100vw, 583px\" \/> \r\n<br>\r\n<span>IP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30ec\u30a4\u30e4\u30fc<\/span>\r\n<\/div>\r\n<br>\r\n<p>\u4f01\u696d\u3084\u5927\u5b66\u306a\u3069\u3067\u306f\u901a\u5e38\u8907\u6570\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5206\u304b\u308c\u3066\u3044\u3066\u3001\u305d\u308c\u305e\u308c\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u30eb\u30fc\u30bf\u3092\u4ecb\u3057\u3066\u76f8\u4e92\u306b\u3064\u306a\u304c\u3063\u3066\u3044\u308b\uff0e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u539f\u7406\u3082\u5b9f\u306f\u3053\u308c\u3068\u5168\u304f\u540c\u3058\u3067\u3001\u4f55\u5341\u3001\u4f55\u767e\u4e07\u3068\u3044\u3046L2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30b0\u30e1\u30f3\u30c8\u304c\u30eb\u30fc\u30bf\u3092\u4ecb\u3057\u3066\u7d50\u3073\u3064\u3044\u3066\u3044\u308b\u306b\u904e\u304e\u306a\u3044\uff0e<\/p>\r\n<br>\r\n<p>\u5bb6\u5ead\u7528\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u306b\u3082\u3001WAN\u5074\u3068LAN\u5074\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u9593\u306b\u3001\u3053\u306e\u30eb\u30fc\u30bf\u6a5f\u80fd\u304c\u5099\u308f\u3063\u3066\u3044\u308b\uff0e\u4f46\u3057\u3001\u5bb6\u5ead\u7528\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u306f\u4e00\u822c\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4e16\u754c\u3067\u8a00\u3046\u3068\u3053\u308d\u306e\u30eb\u30fc\u30bf\u3068\u306f\u5c11\u3057\u7570\u306a\u3063\u3066\u3044\u308b\u90e8\u5206\u304c\u3042\u308b\uff0e\u305d\u308c\u306f\u5bb6\u5ead\u7528\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u7528\u9014\u306b\u7279\u5316\u3057\u305f\u6a5f\u80fd\u3057\u304b\u6301\u305f\u306a\u3044\u30eb\u30fc\u30bf\u3067\u3001\u4e00\u822c\u7684\u306a\u30eb\u30fc\u30bf\u306e\u3088\u3046\u306b\u3001L2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30b0\u30e1\u30f3\u30c8\u540c\u58eb\u3092\u76f8\u4e92\u306b\u7d50\u3073\u3064\u3051\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\uff08\u884c\u308f\u306a\u3044\uff09\u306e\u3067\u3042\u308b\uff0e<\/p>\r\n<br>\r\n<p>\u3053\u308c\u306f\u4e3b\u306b\u4e00\u822c\u5bb6\u5ead\u306e\u7d20\u4eba\u30e6\u30fc\u30b6\u3067\u3082\u5b89\u5fc3\u3057\u3066\u4f7f\u3048\u308b\u3088\u3046\u306b\u3001LAN\u5074\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fc\u3092\u78ba\u4fdd\u3059\u308b\u76ee\u7684\u3067\u3001NAPT(IP\u30de\u30b9\u30ab\u30ec\u30fc\u30c9\uff09\u6a5f\u80fd\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8a2d\u5b9a\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\uff0e\u4f46\u3057\u3001\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u3068\u547c\u3070\u308c\u3066\u3044\u308b\u7269\u306e\u4e2d\u306b\u306f\u3001\u8a2d\u5b9a\u3092\u30e6\u30fc\u30b6\u304c\u81ea\u7531\u306b\u5909\u66f4\u3067\u304d\u3066\u3001\u6240\u8b02\u6c4e\u7528\u7684\u306a\u30eb\u30fc\u30bf\u3068\u3057\u3066\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u7269\u3082\u5b58\u5728\u3059\u308b\uff0eYAMAHA\u306eRTX\u30b7\u30ea\u30fc\u30ba\u306e\u3088\u3046\u306a\u5bb6\u5ead\u7528\u3068\u8a00\u3046\u3088\u308a\u306f\u3069\u3061\u3089\u304b\u3068\u8a00\u3046\u3068\u5c0f\u898f\u6a21\u4e8b\u696d\u62e0\u70b9\u7528\u306e\u30eb\u30fc\u30bf\u306f\u3001\u6c4e\u7528\u7684\u306a\u30eb\u30fc\u30bf\u3068\u3057\u3066\u306e\u5229\u7528\u304c\u30e1\u30a4\u30f3\u3060\u308d\u3046\uff0e\u52ff\u8ad6\u3001\u5bb6\u5ead\u7528\u306e\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u7684\u306a\u4f7f\u3044\u65b9\u3082\u53ef\u80fd\u306a\u306e\u3067\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30ad\u30eb\u306e\u9ad8\u3044\u30e6\u30fc\u30b6\u306fYAMAHA\u306eRTX\u30b7\u30ea\u30fc\u30ba\u3092\u611b\u7528\u3057\u3066\u3044\u308b\u4eba\u304c\u591a\u3044\uff0e<\/p>\r\n<br>\r\n<br>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/Routers.jpg\" alt=\"Broadband  Routers\" width=\"640\" height=\"427\" class=\"size-full wp-image-6500\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/Routers.jpg 640w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/Routers-320x214.jpg 320w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/> \r\n<br>\r\n<span>\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u3042\u308c\u3053\u308c\uff08\u4e0a\u304b\u3089\u3001NEC Aterm WR9500N\u3001 YAMAHA RTX-1100\u3001Cisco C-841M\uff09<\/span>\r\n<br>\r\n<br>\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/MyHomeRouter.jpg\" alt=\"My Home Routers\" width=\"640\" height=\"427\" class=\"size-full wp-image-6501\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/MyHomeRouter.jpg 640w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/MyHomeRouter-320x214.jpg 320w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/> \r\n<br>\r\n<span>\u6211\u304c\u5bb6\u306e\u30e1\u30a4\u30f3\u30eb\u30fc\u30bf(NEC IX-2215\uff1a\u6700\u4e0b\u6bb5\u5411\u304b\u3063\u3066\u53f3\u5074)<\/span>\r\n<br>\r\n<\/div>\r\n<br>\r\n<br>\r\n<p>NEC\u306eAterm WR9500N \u306f\u7d14\u7c8b\u306a\u5bb6\u5ead\u7528\u306a\u306e\u3067\u3001WAN\u30dd\u30fc\u30c81\u500b\u3068LAN\u5074\u30b9\u30a4\u30c3\u30c1\u30dd\u30fc\u30c84\u500b\u3068\u3044\u3046\u30b7\u30f3\u30d7\u30eb\u306a\u69cb\u6210\u306b\u306a\u3063\u3066\u3044\u308b\uff0eYAMAHA RTX-1100 \u306f\u5c0f\u898f\u6a21\u4e8b\u696d\u8005\u7528\u306a\u306e\u3067\u3001WAN\u3068\u3044\u3046\u8868\u8a18\u3067\u306f\u7121\u304fLAN1\uff08L2-SW\uff1a4\u30dd\u30fc\u30c8\uff09\u3001LAN2\u3001LAN3 \u54041\u30dd\u30fc\u30c8\u3068\u3044\u3046\u69cb\u6210\u306b\u306a\u3063\u3066\u3044\u308b\uff0eLAN2\u304bLAN3\u3092\u30a2\u30c3\u30d7\u30ea\u30f3\u30af(WAN)\u5074\u306b\u3064\u306a\u3050\u306e\u304c\u4e00\u822c\u7684\u306a\u4f7f\u3044\u65b9\u3067\u3001\u6c4e\u7528\u30eb\u30fc\u30bf\u3068\u3057\u3066\u306e\u6027\u683c\u304c\u5f37\u3044\u88fd\u54c1\u3060\u308d\u3046\uff0eCisco C-841M \u3082\u5c0f\u898f\u6a21\u4e8b\u696d\u62e0\u70b9\u7528\u306e\u7269\u3067\u3001RTX-1100 \u3088\u308a\u5f8c\u306e\u6642\u4ee3\u306e\u88fd\u54c1\u3068\u8a00\u3046\u3053\u3068\u3082\u6709\u3063\u3066\u3001\u5168\u3066\u306e\u30dd\u30fc\u30c8\u304c Gigabit \u30dd\u30fc\u30c8\u306b\u306a\u3063\u3066\u3044\u308b\uff0e\u6628\u5e74\u306eNTT-X\u30b9\u30c8\u30a2\u306eCisco\u88fd\u54c1\u30d0\u30ca\u30ca\u53e9\u304d\u58f2\u308a\u30bb\u30fc\u30eb\u306b\u91e3\u3089\u308c\u3066\u3001\u885d\u52d5\u8cb7\u3044\u3057\u3066\u3057\u307e\u3063\u305f\u304c\u3001\u4eca\u307e\u3067\u4e00\u5ea6\u3082\u73fe\u5f79\u3068\u3057\u3066\u6d3b\u8e8d\u3057\u3066\u3044\u306a\u3044\u306e\u3067\u3001\u305d\u306e\u3046\u3061\u8ab0\u304b\u306b\u5bc4\u8d08\u3068\u3044\u3046\u904b\u547d\u3092\u8fbf\u308b\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>\u6211\u304c\u5bb6\u306e\u30e1\u30a4\u30f3\u30eb\u30fc\u30bf\u306e NEC IX-2215 \u306b\u95a2\u3057\u3066\u306f\u3001\u4e00\u822c\u7684\u306a\u5bb6\u5ead\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u306f\u4f59\u308a\u306b\u3082\u639b\u3051\u96e2\u308c\u3066\u3057\u307e\u3063\u3066\u3044\u308b\uff08IPv6, 802.1q VLAN Tagging, LACP, IPoE, VPN\u30eb\u30fc\u30bf\u3001IP\u96fb\u8a71\u3001\uff0e\uff0e\uff0e\uff09\u306e\u3067\u3001\u3053\u3053\u3067\u306f\u89e3\u8aac\u3057\u306a\u3044\u304c\u4f55\u308c\u3069\u3053\u304b\u3067\u3001\u6211\u304c\u5bb6\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u306b\u3064\u3044\u3066\u306e\u8aac\u660e\u3092\u884c\u3046\u4e88\u5b9a\u3060\uff0e\r\n<br>\r\n<br>\r\n<h4>IP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001NAT\u3001NAPT\uff08IP\u30de\u30b9\u30ab\u30ec\u30fc\u30c9\uff09\u306e\u304a\u3055\u3089\u3044<\/h4>\r\n<br>\r\n<p>\u5148\u305a\u306f\u3001IP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u6839\u672c\u7684\u306a\u539f\u7406\u3092\u7406\u89e3\u3057\u3066\u8cb0\u3046\u305f\u3081\u306b\u3001\u7d30\u304b\u3044\u90e8\u5206\u3084\u5185\u5bb9\u306e\u6b63\u78ba\u6027\u306f\u4e00\u5148\u305a\u68da\u4e0a\u3052\u3057\u305f\u72b6\u614b\u3067\u7c21\u5358\u306a\u56f3\u3092\u7528\u3044\u3066\u8aac\u660e\u3057\u3066\u307f\u308b\uff0e<\/p>\r\n<br>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/IPRoutingMechanism.png\" alt=\"IP Routing Mechanism\" width=\"639\" height=\"265\" class=\"size-full wp-image-6523\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/IPRoutingMechanism.png 639w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/IPRoutingMechanism-320x133.png 320w\" sizes=\"auto, (max-width: 639px) 100vw, 639px\" \/>\r\n<br>\r\n<span>\u8aac\u660e\u7528\u306e\u4eee\u60f3\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210<\/span>\r\n<br>\r\n<br>\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/IPRoutingTables.png\" alt=\"IP Routing Tables\" width=\"660\" height=\"157\" class=\"size-full wp-image-6526\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/IPRoutingTables.png 660w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/IPRoutingTables-320x76.png 320w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/IPRoutingTables-640x152.png 640w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\" \/>\r\n<br>\r\n<span>\u5404Router\u304c\u4fdd\u6301\u3057\u3066\u3044\u308b\u7d4c\u8def\u60c5\u5831\uff08\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\uff09<\/span>\r\n<br>\r\n<br>\r\n<\/div>\r\n<br>\r\n<p>\u30eb\u30fc\u30bf\u306b\u306f\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3068\u547c\u3070\u308c\u3066\u3044\u308b\u5b9b\u5148\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9\u3068\u3001\u305d\u306e\u5b9b\u5148\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u30c7\u30fc\u30bf\u3092\u9001\u308b\u305f\u3081\u306b\u30ea\u30ec\u30fc\uff08\u4e2d\u7d99\uff09\u3059\u3079\u304d\u30eb\u30fc\u30bf\u306e\u30a2\u30c9\u30ec\u30b9\uff08\u307e\u305f\u306f\u30c7\u30fc\u30bf\u3092\u9001\u308a\u51fa\u3059\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u60c5\u5831\uff09\u306e\u30da\u30a2\uff08\u5bfe\uff09\u304c\u767b\u9332\u3055\u308c\u3066\u3044\u308b\uff0e\u4eca\u56de\u306f\u3068\u3066\u3082\u7c21\u5358\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210\u306a\u306e\u3067\u3001\u5404\u30eb\u30fc\u30bf\u306e\u30c6\u30fc\u30d6\u30eb\u5185\u5bb9\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3042\u308b\u306e\u3067\u3001\u3053\u306e\u3088\u3046\u306b\u624b\u4f5c\u696d\u3067\u30c6\u30fc\u30d6\u30eb\u306e\u4e2d\u8eab\u3092\u66f8\u304d\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u3066\u3044\u308b\u304c\u3001\u5b9f\u969b\u306e\u4f01\u696d\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u4e16\u754c\u3067\u306f\u3001\u3068\u3066\u3082\u624b\u4f5c\u696d\u3067\u306f\u30c6\u30fc\u30d6\u30eb\u3092\u7ba1\u7406\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3053\u3068\u306f\u5bb9\u6613\u306b\u60f3\u50cf\u304c\u4ed8\u304f\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>\u3053\u306e\u30eb\u30fc\u30bf\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3092\u7ba1\u7406\u3057\u3001\u96a3\u63a5\u3059\u308b\u30eb\u30fc\u30bf\u9593\u3067\u30eb\u30c6\u30a3\u30f3\u30b0\u60c5\u5831\u3092\u4ea4\u63db\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u304c\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u547c\u3070\u308c\u3066\u3044\u308b\u3082\u306e\u3060\uff0e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u4e16\u754c\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u4ee3\u8868\u7684\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u3057\u3066\u3001&#8221;Static&#8221;, &#8220;BGP(Boarder Gateway Protocol)&#8221;, &#8220;OSPF(Open Shortest Path First)&#8221;, &#8220;RIP(Router Information Protocol\uff09&#8221; \u3068\u3044\u30464\u3064\u304c\u3042\u308b\uff0e\u3053\u306e\u5185\u3001RIP\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u9ece\u660e\u671f\u306b\u306f\u4f7f\u308f\u308c\u3066\u3044\u305f\u304c\u73fe\u5728\u3067\u306f\u6b86\u3069\u4f7f\u308f\u308c\u3066\u3044\u306a\u3044\uff0e&#8221;Static&#8221;\u3068\u3044\u3046\u306e\u306f\u3001\u5185\u90e8\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210\u304c\u6b86\u3069\u5909\u308f\u3089\u306a\u3044\u3088\u3046\u306a\u4f01\u696d\u5185LAN\u306a\u3069\u3067\u4f7f\u308f\u308c\u308b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u624b\u6cd5\u3067\u3001\u4eca\u56de\u306e\u69d8\u306a\u5bb6\u5ead\u5185\u306b\u6570\u500b\u7a0b\u5ea6\u306e\u56fa\u5b9a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4f5c\u308b\u306e\u3067\u3042\u308c\u3070\u3001\u3053\u306e\u624b\u4f5c\u696d\u306b\u3088\u308b&#8221;Static&#8221;\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u5341\u5206\u9593\u306b\u5408\u3046\uff0e<\/p>\r\n<br>\r\n<p>BGP, OSPF, RIP\u306a\u3069\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u4e16\u754c\u306e\u8a71\u306a\u306e\u3067\u3001\u4eca\u56de\u306f\u3053\u308c\u3089\u306e\u4ed5\u7d44\u307f\u306b\u3064\u3044\u3066\u306f\u89e6\u308c\u306a\u3044\u3053\u3068\u306b\u3059\u308b\uff0e<\/p>\r\n<br>\r\n<p> &#8220;PC A(202.176.12.11)&#8221; \u304c &#8220;Server A(43.16.240.100)&#8221; \u306b\u30c7\u30fc\u30bf\u3092\u9001\u308b\u306b\u306f\u3001&#8221;Router A&#8221; \u21d2\u3000&#8221;Router B&#8221;\u3000\u3068\u4e2d\u7d99\u3055\u308c\u3066\u884c\u304f\u304c\u3001&#8221;Router B&#8221;\u304b\u3089\u306f 2\u3064\u306e\u7d4c\u8def\u3092\u63a1\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u306b\u6c17\u4ed8\u304f\u3060\u308d\u3046\uff0e\u4e00\u3064\u306f&#8221;Router B&#8221; \u21d2 &#8220;Router D&#8221; \u21d2 &#8220;Server A&#8221; \u3067\u3001\u3082\u3046\u4e00\u3064\u306f\u3000&#8221;Router B&#8221; \u21d2 &#8220;Router C&#8221; \u21d2 &#8220;Router D&#8221; \u21d2 &#8220;Server A&#8221;  \u3060\uff0e<\/p>\r\n<br>\r\n<p>\u3053\u306e\u3088\u3046\u306b\u9014\u4e2d\u306e\u7d4c\u8def\u304c\u8907\u6570\u6709\u308b\u5834\u5408\u306b\u3001\u3069\u306e\u7d4c\u8def\u3092\u63a1\u308b\u3079\u304d\u304b\u3092\u6c7a\u3081\u308b\u305f\u3081\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u6c7a\u3081\u3066\u3044\u308b\u304c\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3001\u6b86\u3069\u306e\u5834\u5408\u3001\u6700\u7d42\u7684\u306b\u3000&#8221;PC A&#8221; \u21d2\u3000&#8221;Router B&#8221; \u21d2 &#8220;Router D&#8221; \u21d2 &#8220;Server A&#8221; \u3068\u3044\u3046\u7d4c\u8def\u304c\u63a1\u3089\u308c\u308b\u3053\u3068\u306b\u306a\u308b\u3060\u308d\u3046\uff0e\u3053\u308c\u306f\u3001&#8221;PC A&#8221; \u21d2\u3000&#8221;Router B&#8221; \u21d2 &#8220;Router D&#8221; \u21d2 &#8220;Server A&#8221; \u306e\u65b9\u304c &#8220;PC A&#8221; \u21d2\u3000&#8221;Router B&#8221; \u21d2  &#8220;Router C&#8221; \u21d2 &#8220;Router D&#8221; \u21d2 &#8220;Server A&#8221; \u3088\u308a\u3082\u30eb\u30fc\u30bf\u306e\u7d4c\u7531\u6570\uff08\u30db\u30c3\u30d7\u6570\uff09\u304c\u5c11\u306a\u3044\u304b\u3089\u3060\uff0e<\/p>\r\n<br>\r\n<p>\uff62\u6b86\u3069\u306e\u5834\u5408\uff63\u3068\u66f8\u3044\u305f\u306e\u306f\u3001\u5b9f\u969b\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u74b0\u5883\u3067\u306f\u3001\u9014\u4e2d\u306e\u7d4c\u8def\u3067\u4f55\u3089\u304b\u306e\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u308a\u3001\u56de\u7dda\u3084\u30eb\u30fc\u30bf\u6a5f\u5668\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u7b49\u3067\u505c\u6b62\u3059\u308b\u306a\u3069\u3001\u305d\u306e\u6642\u3005\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u72b6\u6cc1\u304c\u5909\u5316\u3059\u308b\uff0e\u305d\u306e\u6642\u3005\u306e\u72b6\u6cc1\u306b\u3088\u3063\u3066\u7d4c\u8def\u60c5\u5831\u306f\u5e38\u306b\u5909\u5316\u3057\u3066\u3044\u308b\uff0e&#8221;Router B&#8221; \u3068 &#8220;Router C&#8221;\u3000\u3092\u7e4b\u3044\u3067\u3044\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001&#8221;Router B&#8221; \u21d2  &#8220;Router C&#8221; \u21d2 &#8220;Router D&#8221; \u21d2 &#8220;Server A&#8221;\u3000\u3068\u3044\u3046\u7d4c\u8def\u304c\u4f7f\u308f\u308c\u308b\u3053\u3068\u306b\u306a\u308b\uff0e<\/p>\r\n<br>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/HomeBroadbandRouter.png\" alt=\"Home Broadband Router Usage\" width=\"646\" height=\"503\" class=\"size-full wp-image-6529\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/HomeBroadbandRouter.png 646w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/HomeBroadbandRouter-320x249.png 320w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/HomeBroadbandRouter-640x498.png 640w\" sizes=\"auto, (max-width: 646px) 100vw, 646px\" \/>\r\n<br>\r\n<span>\u4e00\u822c\u7684\u306a\u5bb6\u5ead\u3067\u306e\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u306e\u4f7f\u7528\u30a4\u30e1\u30fc\u30b8<\/span>\r\n<br>\r\n<br>\r\n<\/div>\r\n<br>\r\n<p>IP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u57fa\u672c\u306f\u30eb\u30fc\u30bf\u9593\u3067\u306e\u30d0\u30b1\u30c4\u30ea\u30ec\u30fc\u3068\u3044\u3046\u3053\u3068\u304c\u7406\u89e3\u3067\u304d\u305f\u3068\u3053\u308d\u3067\u3001\u5bb6\u5ead\u7528\u306e\u30d6\u30ed\u30fc\u30c9\u30d0\u30f3\u30c9\u30eb\u30fc\u30bf\u306e\u7279\u5fb4\u3067\u3042\u308bNAPT\uff08Network Address Port Translation) \u6a5f\u80fd\u306b\u3064\u3044\u3066\u7406\u89e3\u3057\u3066\u304a\u3044\u3066\u6b32\u3057\u3044\uff0eNAPT\u306f\u5225\u540d IP\u30de\u30b9\u30ab\u30ec\u30fc\u30c9\u3068\u3082\u547c\u3070\u308c\u3066\u304a\u308a\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5074\u3067\u4f7f\u308f\u308c\u308b\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3068\u5bb6\u5ead\u5185LAN\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u3092\u7d10\u4ed8\u3051\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u6a5f\u5668\u306b\u5bfe\u3057\u3066\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\uff0e<\/p>\r\n<br>\r\n<p>\u5148\u7a0b\u306eIP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u306f\u3001\u901a\u4fe1\u3059\u308b\u65b9\u5411\u306f\u53cc\u65b9\u5411\u3067\u3069\u3061\u3089\u5074\u304b\u3089\u3067\u3082\u76f4\u63a5\u901a\u4fe1\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u304c\u3001\u3053\u306eNAPT\u3067\u306f\u57fa\u672c\u7684\u306bLAN\u5074\uff08\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u5074\uff09\u304b\u3089\u3001WAN\u5074\uff08\u30b0\u30ed\u30fc\u30d0\u30ebIP\u5074\uff09\u3078\u306e\u4e00\u65b9\u5411\u63a5\u7d9a\uff08\u767a\u4fe1\u63a5\u7d9a\uff09\u3068\u306a\u308b\uff0eWAN\u5074\u304b\u3089LAN\u5074\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306f\u8a31\u3055\u308c\u3066\u3044\u306a\u3044\u306e\u3067\u3042\u308b\uff0eWAN\u5074\u304b\u3089LAN\u5074\u3078\u306e\u901a\u4fe1\u304c\u3067\u304d\u306a\u3044\u306e\u3067\u3042\u308c\u3070\u3001\u4e00\u4f53\u3069\u3046\u3084\u3063\u3066LAN\u5074\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u5916\u90e8\u306e\u30b5\u30fc\u30d0\u306b\u9001\u3063\u305f\u30ea\u30af\u30a8\u30b9\u30c8\u7d50\u679c\u3092\u53d7\u3051\u53d6\u308b\u306e\u304b\u3068\u7591\u554f\u306b\u601d\u3046\u304b\u3082\u3057\u308c\u306a\u3044\u304c\u3001\u5b9f\u306fLAN\u5074\u304b\u3089\u9001\u308a\u51fa\u3057\u305f\u5916\u90e8\u5f53\u3066\u306e\u901a\u4fe1\u60c5\u5831\u3092\u3001NAPT\u304c\u8a18\u61b6\u3057\u3066\u3044\u3066\u3001\u5916\u90e8\u304b\u3089\u3084\u3063\u3066\u304d\u305f\u901a\u4fe1\u30d1\u30b1\u30c3\u30c8\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3001LAN\u5074\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u9001\u308a\u51fa\u3055\u308c\u305f\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5bfe\u3059\u308b\u8fd4\u7b54\u3060\u3051\u3092LAN\u5074\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u623b\u3059\u3068\u3044\u3046\u51e6\u7406\u3092\u3084\u3063\u3066\u3044\u308b\u306e\u3067\u3042\u308b\uff0e<\/p>\r\n<br>\r\n<p>\u3053\u306eNAPT\u306e\u4ed5\u7d44\u307f\u304c\u6709\u308b\u304a\u304b\u3052\u3067\u3001\u5916\u90e8\u304b\u3089\u306e\u653b\u6483\u3092\u81ea\u52d5\u7684\u306b\u9632\u3044\u3067\u304f\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u304a\u89e3\u308a\u3060\u308d\u3046\u304b\uff0e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306e\u4ef2\u4ecb\u3060\u3051\u3067\u306f\u306a\u304f\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u6a5f\u80fd\u3082\u63d0\u4f9b\u3057\u3066\u304f\u308c\u308b\u3068\u3044\u3046\u4e00\u77f3\u4e8c\u9ce5\u306e\u6a5f\u80fd\u304cNAPT\u306a\u306e\u3067\u3042\u308b\uff0e<\/p>\r\n<br>\r\n<p>\u826f\u3044\u4e8b\u305a\u304f\u3081\u306eNAPT\u306e\u3088\u3046\u306a\u6c17\u3082\u3059\u308b\u304c\u3001\u52ff\u8ad6\u3001\u5916\u90e8\u306e\u30b5\u30fc\u30d0\u3068\u306e\u9593\u3067\u76f4\u63a5\u30c7\u30fc\u30bf\u3092\u9001\u53d7\u4fe1\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3088\u3046\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u4e0a\u624b\u304f\u52d5\u304b\u306a\u3044\u3068\u3044\u3046\u6b20\u70b9\u3082\u3042\u308b\u304c\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30c9\u7d20\u4eba\u3067\u3082\u305d\u308c\u306a\u308a\u306b\u5b89\u5fc3\u3057\u3066\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u304c\u884c\u3048\u308b\u306e\u306f\u3072\u3068\u3048\u306b\u3053\u306eNAPT\u6a5f\u80fd\u306e\u304a\u9670\u306a\u306e\u3067\u3042\u308b\uff0e<\/p>\r\n<br>\r\n<p>NAPT\u306e\u4ed5\u7d44\u307f\u3092\u8aac\u660e\u3059\u308b\u524d\u306b\u3001\u539f\u7406\u304c\u7c21\u5358\u306aNAT\uff08Network Address Translation)\u3092\u8aac\u660e\u3057\u3066\u304a\u304f\uff0e<\/p>\r\n<br>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/NAT.png\" alt=\"NAT Mechanism\" width=\"588\" height=\"290\" class=\"size-full wp-image-6534\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/NAT.png 588w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/NAT-320x158.png 320w\" sizes=\"auto, (max-width: 588px) 100vw, 588px\" \/>\r\n<br>\r\n<span>NAT\u306e\u4ed5\u7d44\u307f<\/span>\r\n<br>\r\n<\/div>\r\n<br>\r\n<p>NAT\u306e\u539f\u7406\u306f\u7c21\u5358\u3067\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u9001\u51fa\u3055\u308c\u305f\u30d1\u30b1\u30c3\u30c8\u304cNAT\u30eb\u30fc\u30bf\u306b\u5c4a\u3044\u305f\u3089\u3001NAT\u30eb\u30fc\u30bf\u306f\u9001\u4fe1\u5143\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092NAT\u30eb\u30fc\u30bf\u81ea\u8eab\u306e\u76f8\u624b\u5148\u5074\u306e\u30dd\u30fc\u30c8\u306eIP\u30a2\u30c9\u30ec\u30b9\u3067\u7f6e\u304d\u63db\u3048\u3001\u6b21\u306e\u30db\u30c3\u30d7\u5148\u306e\u30eb\u30fc\u30bf\u306b\u6e21\u3059\uff0e\u3053\u306e\u5f8c\u306f\u901a\u5e38\u306eIP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u5f93\u3063\u3066\u6700\u7d42\u7684\u306a\u5b9b\u5148\u306b\u30d1\u30b1\u30c3\u30c8\u304c\u5c4a\u3051\u3089\u308c\u308b\uff0e<\/p>\r\n<br>\r\n<p>\u5b9b\u5148\u306e\u30b5\u30fc\u30d0\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u8fd4\u7b54\u3092\u9001\u308a\u8fd4\u3059\u304c\u3001\u3053\u306e\u969b\u306e\u8fd4\u4fe1\u306e\u5b9b\u5148IP\u306f\u5148\u7a0b\u306eNAT\u30eb\u30fc\u30bf\u3068\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3001NAT\u30eb\u30fc\u30bf\u307e\u3067\u306f\u901a\u5e38\u306eIP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u5f93\u3063\u3066\u5c4a\u3051\u3089\u308c\u308b\uff0eNAT\u30eb\u30fc\u30bf\u3067\u306f\u5b9b\u5148\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306eIP\u30a2\u30c9\u30ec\u30b9\u3078\u66f8\u304d\u63db\u3048\u3066\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u9001\u4fe1\u3059\u308b\uff0e<\/p>\r\n<br>\r\n<p>\u3053\u306e\u3088\u3046\u306aNAT\u306e\u4ed5\u7d44\u307f\u306b\u3088\u308a\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3044\u308bLAN\u5074\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u304c\u3001\u30b0\u30ed\u30fc\u30d0\u30ebIP\u306e\u4e16\u754c\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u3068\u306e\u9593\u3067\u30c7\u30fc\u30bf\u306e\u3084\u308a\u53d6\u308a\u3092\u884c\u3046\u4e8b\u304c\u53ef\u80fd\u3068\u306a\u308b\u3067\u3042\u308b\uff0e<\/p>\r\n<br>\r\n<p>NAT\u306f\u4ed5\u7d44\u307f\u304c\u7c21\u5358\u3067\u3001\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u306e\u305f\u3081\u306e\u8ca0\u8377\u3082\u5c0f\u3055\u304f\u3066\u6e08\u3080\u304c\u3001\u6700\u5927\u306e\u6b20\u70b9\u306f\u5e38\u306b1\u5bfe1\u306e\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u3057\u304b\u884c\u3048\u306a\u3044\u3053\u3068\u3060\uff0e\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3068\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u306e\u9593\u3067\u5909\u63db\u3055\u305b\u308b\u5834\u5408\u306f\u3001\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u3068\u540c\u6570\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u304c\u5fc5\u8981\u306b\u306a\u3063\u3066\u3057\u307e\u3046\uff0e\u6b8b\u5ff5\u306a\u304c\u3089Global IPv4 IP\u30a2\u30c9\u30ec\u30b9\u67af\u6e07\u5bfe\u7b56\u3068\u3057\u3066\u306f\u5168\u304f\u5f79\u306b\u7acb\u305f\u306a\u3044\uff0e<\/p>\r\n<br>\r\n<p>\u3082\u3046\u4e00\u3064NAT\u3067\u6c17\u306b\u7559\u3081\u3066\u304a\u3044\u3066\u6b32\u3057\u3044\u3053\u3068\u304c\u3042\u308b\uff0e\u305d\u308c\u306fNAT\u306e\u5834\u5408LAN\u5074\u3067\u306f\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3063\u3066\u3044\u305f\u3068\u3057\u3066\u3082\u3001\u30b0\u30ed\u30fc\u30d0\u30eb(\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\uff09\u5074\u304b\u3089\u898b\u308c\u3070\u5b8c\u5168\u306b\u5916\u90e8\u306b\u7f6e\u304b\u308c\u3066\u3044\u308b\u306e\u3068\u540c\u3058\u3067\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fc\u7684\u306b\u306f\u975e\u5e38\u306b\u53b3\u3057\u3044\u72b6\u614b\u306b\u7f6e\u304b\u308c\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u3053\u3068\u3060\uff0e\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306a\u3069\u3067\u304d\u3061\u3093\u3068\u9632\u5fa1\u614b\u52e2\u304c\u6574\u3048\u3066\u3044\u306a\u3044\u72b6\u614b\u3067LAN\u5185\u90e8\u306b\u7f6e\u304b\u308c\u305f\u30b5\u30fc\u30d0\u3092NAT\u3067\u5916\u90e8\u306b\u6652\u3057\u3066\u306f\u306a\u3089\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3092\u809d\u306b\u9298\u3058\u3066\u304a\u3044\u3066\u6b32\u3057\u3044\uff0e<\/p>\r\n<br>\r\n<p>\u6b21\u306f\u3001NAT\u3088\u308a\u3082\u8907\u96d1\u306aNAPT(Network Address Port Translation)\u306e\u4ed5\u7d44\u307f\u3092\u7c21\u5358\u306b\u56f3\u5f0f\u5316\u3057\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u3088\u3046\uff0e\u5148\u7a0b\u306eNAT\u306fIP\u30a2\u30c9\u30ec\u30b9\u3060\u3051\u306e\u5909\u63db\u3060\u3063\u305f\u304c\u3001NAPT\u3067\u306fIP\u30a2\u30c9\u30ec\u30b9\u3068\u30dd\u30fc\u30c8\u756a\u53f7\u306e\u7d44\u307f\u3042\u308f\u305b\u3092\u5bfe\u3067\u7ba1\u7406\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306e\u3067\u7d50\u69cb\u9762\u5012\u3060\uff0e<\/p>\r\n<br>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/NAPT.png\" alt=\"NAPT Mechanism\" width=\"523\" height=\"635\" class=\"size-full wp-image-6540\" srcset=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/NAPT.png 523w, https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/NAPT-264x320.png 264w\" sizes=\"auto, (max-width: 523px) 100vw, 523px\" \/> \r\n<br>\r\n<span>NAPT\u306e\u4ed5\u7d44\u307f<\/span>\r\n<br>\r\n<\/div>\r\n<br>\r\n<p>NAPT\u3067\u306fIP\u30a2\u30c9\u30ec\u30b9\u306e\u5909\u63db\u3068\u30dd\u30fc\u30c8\u756a\u53f7\u306e\u5909\u63db\u304c\u540c\u6642\u306b\u884c\u308f\u308c\u308b\u3053\u3068\u306b\u306a\u308b\u304c\u3001\u5185\u90e8\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u304b\u3089\u5916\u90e8\u3078\u51fa\u3066\u884c\u304f\u5909\u63db\u3092\u884c\u3046\u969b\u306b\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306eIP\u30a2\u30c9\u30ec\u30b9\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u5f85\u3061\u53d7\u3051\u308b\u30dd\u30fc\u30c8\u756a\u53f7\u3067\u3042\u308b\u3001\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u3092NAPT\u30eb\u30fc\u30bf\u306e\u30e1\u30e2\u30ea\u4e0a\u8a2d\u3051\u3089\u308c\u305fNAPT\u30c6\u30fc\u30d6\u30eb\u306b\u8a18\u9332\u3059\u308b\uff0e<\/p>\r\n<br>\r\n<p>NAPT\u30eb\u30fc\u30bf\u306fNAT\u306e\u5834\u5408\u3068\u540c\u3058\u3088\u3046\u306b\u9001\u4fe1\u5143\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u5206\u81ea\u8eab\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u66f8\u304d\u63db\u3048\u308b\u304c\u3001\u3053\u306e\u6642\u306b\u9001\u4fe1\u5143\u306e\u30dd\u30fc\u30c8\u756a\u53f7\u3082NAPT\u30eb\u30fc\u30bf\u304c\u7ba1\u7406\u3059\u308b\u65b0\u3057\u3044\u30e6\u30cb\u30fc\u30af\u306aPort\u756a\u53f7\uff081025-65535\uff09\u306b\u66f8\u304d\u63db\u3048\u308b\uff0e\u5b9b\u5148\u306eIP\u30a2\u30c9\u30ec\u30b9\u3068\u66f8\u304d\u63db\u3048\u305f\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u5148\u7a0b\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u540c\u3058\u30ec\u30b3\u30fc\u30c9\u4e0a\u306b\u3053\u308c\u3089\u306e\u9805\u76ee\u3092\u8a18\u9332\u3059\u308b\uff0e<\/p>\r\n<br>\r\n<p>\u3053\u306e\u30e6\u30cb\u30fc\u30af\u306a\u30dd\u30fc\u30c8\u756a\u53f7\u306b\u66f8\u304d\u63db\u3048\u308b\u306e\u304cNAPT\u306e\u30df\u30bd\u3067\u3001NAT\u3067\u306f\u3067\u304d\u306a\u304b\u3063\u305f\u591a\u5bfe\u591a\u306e\u63a5\u7d9a\uff08\u30bb\u30c3\u30b7\u30e7\u30f3\uff09\u3092\u540c\u6642\u306b\u884c\u3046\u4e8b\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\uff0e\u52ff\u8ad6Port\u756a\u53f7\u306e\u5272\u308a\u5f53\u3066\u53ef\u80fd\u306a\u6570\u304c\u9650\u3089\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u6700\u5927\u3067\u308264000\u7a0b\u5ea6\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u3057\u304b\u5f35\u308c\u306a\u3044\u304c\u3001\u4e00\u822c\u7684\u306a\u5bb6\u5ead\u3067\u5229\u7528\u3059\u308b\u5206\u306b\u306f\u3053\u308c\u3067\u5341\u5206\u3060\u308d\u3046\uff0e<\/p>\r\n<br>\r\n<p>\u3053\u3053\u304b\u3089\u5148\u3001\u76f8\u624b\u5148\u304b\u3089\u306e\u623b\u308a\u30d1\u30b1\u30c3\u30c8\u3092\u53d7\u3051\u53d6\u308b\u307e\u3067\u306e\u904e\u7a0b\u306f\u306fNAT\u3068\u540c\u3058\u306a\u306e\u3060\u304c\u3001NAPT\u30eb\u30fc\u30bf\u3067\u306f\u623b\u3063\u3066\u6765\u305f\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u3068\u5b9b\u5148Port\u756a\u53f7\u3092\u30ad\u30fc\u3068\u3057\u3066\u3001\u5148\u7a0b\u306eNAPT\u30c6\u30fc\u30d6\u30eb\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u691c\u7d22\u3059\u308b\uff0e\u5408\u81f4\u3059\u308b\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u898b\u3064\u3051\u305f\u3089\u3001NAPT\u30eb\u30fc\u30bf\u306f\u5b9b\u5148IP\u30a2\u30c9\u30ec\u30b9\u3068\u5b9b\u5148\u30dd\u30fc\u30c8\u3092\u305d\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u306b\u8a18\u9332\u3055\u308c\u3066\u3044\u308b\u9001\u4fe1\u5143\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306eIP\u30a2\u30c9\u30ec\u30b9\u3068\u30dd\u30fc\u30c8\u756a\u53f7\u306b\u66f8\u304d\u63db\u3048\u3066\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u9001\u51fa\u3059\u308b\uff0e\u3053\u306e\u4e00\u9023\u306e\u51e6\u7406\u306b\u3088\u308a\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u5916\u90e8\u306e\u30b5\u30fc\u30d0\u3068\u306e\u9593\u3067\u901a\u4fe1\u304c\u6210\u308a\u7acb\u3063\u3066\u3044\u308b\uff0e<\/p>\r\n<br>\r\n<p>NAPT\u3067\u306f\u5185\u5074\u304b\u3089\u5916\u5074\u3078\u306e\u63a5\u7d9a\uff08\u767a\u4fe1\u63a5\u7d9a\uff09\u304c\u6210\u7acb\u3059\u308b\u3053\u3068\u304c\u7406\u89e3\u3067\u304d\u305f\u3068\u601d\u3046\u304c\u3001\u9006\u65b9\u5411\u306e\u5916\u5074\u306e\u30b5\u30fc\u30d0\u304c\u5185\u5074\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u306e\u63a5\u7d9a\u3059\u308b\u306b\u306f\u3069\u306e\u3088\u3046\u306b\u3059\u308c\u3070\u826f\u3044\u3060\u308d\u3046\u304b\uff1f\uff0e<\/p>\r\n<br>\r\n<p>\u5148\u7a0b\u306eNAPT\u306e\u4ed5\u7d44\u307f\u304c\u7406\u89e3\u3067\u304d\u3066\u3044\u308c\u3070\u3001\u5916\u5074\u306e\u30b5\u30fc\u30d0\u304c\u5185\u5074\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u306e\u63a5\u7d9a\u3059\u308b\u306b\u306f\u3001NAPT\u30eb\u30fc\u30bf\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u306b\u8a18\u9332\u3055\u308c\u3066\u3044\u308b\u6761\u4ef6\u3092\u6e80\u305f\u3059\u5834\u5408\u306b\u3057\u304b\u5185\u5074\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u30c7\u30fc\u30bf\u3092\u5c4a\u3051\u3089\u308c\u306a\u3044\u3053\u3068\u306b\u6c17\u4ed8\u304f\u3060\u308d\u3046\u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 \/>\r\n<p>VMWare\u306e\u30a2\u30a4\u30b3\u30f3\u30e9\u30a4\u30d6\u30e9\u30ea\u5229\u7528\u306b\u95a2\u3059\u308b Notation<\/p>\r\n<br>\r\n<p><br>\r\nThis document was created using the official VMware icon and diagram library. Copyright \u00a9 2012 VMware, Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws. VMware products are covered by one or more patents listed at <a href=\"http:\/\/www.vmware.com\/go\/patents\" rel=\"noopener\" target=\"_blank\">http:\/\/www.vmware.com\/go\/patents<\/a>.\r\nVMware does not endorse or make any representations about  third party information included in this document, nor does the inclusion of any VMware icon or diagram in this document imply such an endorsement.\r\n<\/p>\r\n<div style=\"width: 100%; margin: 0 auto; text-align: center;\">\r\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2018\/08\/VMWareLOGO.png\" alt=\"VMWare LOGO\" width=\"317\" height=\"49\" class=\"size-full wp-image-6545\" \/> \r\n<\/div>\r\n<br>\r\n","protected":false},"excerpt":{"rendered":"\u3053\u3053\u304b\u3089\u66ab\u304f\u306f\u3001\u30c7\u30b8\u30bf\u30eb\u30aa\u30fc\u30c7\u30a3\u30aa\u306e\u4e16\u754c\u3092\u96e2\u308c\u3066\u5358\u7d14\u306aLinux\u7cfbOS\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u80fd\u306e\u8a71\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u304c\u3001Linux\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u57fa\u790e\u3092\u899a\u3048\u308b\u826f\u3044\u6a5f\u4f1a\u3060\u3068\u601d\u3063\u3066\u8f9b\u62b1\u3057\u3066\u6b32\u3057\u3044\uff0e","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[711,713],"tags":[817,814,813,816,815],"class_list":["post-6471","post","type-post","status-publish","format-standard","hentry","category-audio","category-digital-audio","tag-ip-masquerade","tag-ip-routing","tag-linux","tag-napt","tag-nat"],"_links":{"self":[{"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/posts\/6471","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/comments?post=6471"}],"version-history":[{"count":3,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/posts\/6471\/revisions"}],"predecessor-version":[{"id":6546,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/posts\/6471\/revisions\/6546"}],"wp:attachment":[{"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/media?parent=6471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/categories?post=6471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/tags?post=6471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}