{"id":1471,"date":"2020-09-23T18:47:58","date_gmt":"2020-09-23T09:47:58","guid":{"rendered":"https:\/\/mindtech.jp\/?p=1471"},"modified":"2020-10-01T19:47:40","modified_gmt":"2020-10-01T10:47:40","slug":"post-1471","status":"publish","type":"post","link":"https:\/\/mindtech.jp\/?p=1471","title":{"rendered":"VirtualBox\u306e\u30b2\u30b9\u30c8OS(CentOS)\u306bssh\u3067\u30a2\u30af\u30bb\u30b9 &#038; \u30b2\u30b9\u30c8OS\u304b\u3089\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3059\u308b\u8a2d\u5b9a"},"content":{"rendered":"\n<p>\u5099\u5fd8\u9332\u3067\u3059\u3002<br>\u5358\u7d14\u306b\u7d20\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066NAT\u8a2d\u5b9a\u306e\u307f\u306b\u3057\u305f\u3089\u3001\u5185\u90e8\u5411\u3051\u306e\u30a2\u30c9\u30ec\u30b9\u304c\u5b89\u5b9a\u3057\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30922\u3064\u306b\u5206\u3051\u307e\u3057\u305f\u3002<br>VirtualBox\u30006.1<br>\u30b2\u30b9\u30c8OS\u306f CentOS 7.8<br>\u30db\u30b9\u30c8OS\u306f\u3001Windows10 Home \u3067\u3059\u3002<br>\u304a\u305d\u3089\u304f\u306f\u4ed6\u306eOS\u3067\u3082\u30b2\u30b9\u30c8OS\u5074\u306e\u6295\u5165\u30b3\u30de\u30f3\u30c9\u3092\u8aad\u307f\u66ff\u3048\u308c\u3070\u3001\u540c\u3058\u3088\u3046\u306a\u624b\u9806\u3067\u52d5\u304f\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">VirtualBox\u5074\u306e\u8a2d\u5b9a<\/h4>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"314\" src=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-13.png\" alt=\"\" class=\"wp-image-1472\" srcset=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-13.png 300w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-13-287x300.png 287w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n\n\n<p>VirtualBox\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u304b\u3089<br>\u30d5\u30a1\u30a4\u30eb\uff1e\u30db\u30b9\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30de\u30cd\u30fc\u30b8\u30e3\u3000\u3092\u8d77\u52d5<br>VirtualBox Host-Only Ethernet Adapter \u304c\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308bIPv4\u30a2\u30c9\u30ec\u30b9\u3092\u30e1\u30e2\u3057\u3066\u304a\u304d\u307e\u3059\u3002<br>\u307e\u305f\u3001IPv4\u30cd\u30c3\u30c8\u30de\u30b9\u30af\u304c\u3000255.255.255.0 \u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"894\" height=\"448\" src=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-14.png\" alt=\"\" class=\"wp-image-1473\" srcset=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-14.png 894w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-14-300x150.png 300w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-14-768x385.png 768w\" sizes=\"auto, (max-width: 894px) 100vw, 894px\" \/><\/figure>\n\n\n\n<p>\u7d9a\u3044\u3066\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6e08\u306e\u4eee\u60f3\u30de\u30b7\u30f3\u306e\u8a2d\u5b9a\u753b\u9762\u3092\u958b\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"510\" height=\"232\" src=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-15.png\" alt=\"\" class=\"wp-image-1474\" srcset=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-15.png 510w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-15-300x136.png 300w\" sizes=\"auto, (max-width: 510px) 100vw, 510px\" \/><\/figure>\n\n\n\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff1e\u30a2\u30c0\u30d7\u30bf\u30fc\uff11\u3000\u3092\u9078\u3073\u3001\u5272\u308a\u5f53\u3066\u3092\u300cNAT\u300d\u306b\u3057\u307e\u3059\u3002\uff08\u3053\u3061\u3089\u306f\u30db\u30b9\u30c8OS\u306eNAT\u3092\u901a\u3058\u3066\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30a2\u30af\u30bb\u30b9\u3092\u884c\u3044\u307e\u3059\u3002\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"774\" height=\"523\" src=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-16.png\" alt=\"\" class=\"wp-image-1475\" srcset=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-16.png 774w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-16-300x203.png 300w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-16-768x519.png 768w\" sizes=\"auto, (max-width: 774px) 100vw, 774px\" \/><\/figure>\n\n\n\n<p>\u7d9a\u3044\u3066\u3001\u30a2\u30c0\u30d7\u30bf\u30fc\uff12\u3000\u3092\u9078\u629e\u3057\u3001\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c0\u30d7\u30bf\u30fc\u3092\u6709\u52b9\u5316\u300d\u306e\u30b9\u30a4\u30c3\u30c1\u3092ON,\u3000\u5272\u308a\u5f53\u3066\u3092\u300c\u30db\u30b9\u30c8\u30aa\u30f3\u30ea\u30fc\u30a2\u30c0\u30d7\u30bf\u30fc\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002\uff08\u3053\u3061\u3089\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u7528\u3044\u3066\u3001\u30db\u30b9\u30c8OS\u304b\u3089\u306eSSH\u63a5\u7d9a\u3092\u51e6\u7406\u3057\u307e\u3059\u3002\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"774\" height=\"523\" src=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-17.png\" alt=\"\" class=\"wp-image-1476\" srcset=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-17.png 774w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-17-300x203.png 300w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-17-768x519.png 768w\" sizes=\"auto, (max-width: 774px) 100vw, 774px\" \/><\/figure>\n\n\n\n<p>\u3053\u3053\u307e\u3067\u3067VirtualBox\u5074\u306e\u8a2d\u5b9a\u306f\u7d42\u308f\u308a\u3067\u3059\u3002\u7d9a\u3044\u3066\u30b2\u30b9\u30c8OS\u5074\u306e\u8a2d\u5b9a\u306b\u79fb\u308a\u307e\u3059\u306e\u3067\u3001\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30b2\u30b9\u30c8OS\uff08CentOS\uff09\u5074\u306e\u8a2d\u5b9a<\/h4>\n\n\n\n<p>\u30b2\u30b9\u30c8OS\u5074\u3067\u306f2\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n$ ip a\n1: lo: &amp;lt;LOOPBACK,UP,LOWER_UP&gt; mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000\n    link\/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00\n    inet 127.0.0.1\/8 scope host lo\n       valid_lft forever preferred_lft forever\n    inet6 ::1\/128 scope host \n       valid_lft forever preferred_lft forever\n2: enp0s3: &amp;lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1500 qdisc pfifo_fast state UP group default qlen 1000\n    link\/ether 08:00:27:43:7a:6d brd ff:ff:ff:ff:ff:ff\n    inet 10.0.2.15\/24 brd 10.0.2.255 scope global noprefixroute dynamic enp0s3\n       valid_lft 82685sec preferred_lft 82685sec\n    inet6 fe80::a00:27ff:fe43:7a6d\/64 scope link \n       valid_lft forever preferred_lft forever\n3: enp0s8: &amp;lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1500 qdisc pfifo_fast state UP group default qlen 1000\n    link\/ether 08:00:27:8f:7a:9b brd ff:ff:ff:ff:ff:ff\n    inet 192.168.56.100\/24 brd 192.168.56.255 scope global noprefixroute enp0s8\n       valid_lft forever preferred_lft forever\n    inet6 fe80::dcb2:d32e:1c20:df04\/64 scope link noprefixroute \n       valid_lft forever preferred_lft forever\n4: virbr0: &amp;lt;NO-CARRIER,BROADCAST,MULTICAST,UP&gt; mtu 1500 qdisc noqueue state DOWN group default qlen 1000\n    link\/ether 52:54:00:a9:95:d2 brd ff:ff:ff:ff:ff:ff\n    inet 192.168.122.1\/24 brd 192.168.122.255 scope global virbr0\n       valid_lft forever preferred_lft forever\n5: virbr0-nic: &amp;lt;BROADCAST,MULTICAST&gt; mtu 1500 qdisc pfifo_fast master virbr0 state DOWN group default qlen 1000\n    link\/ether 52:54:00:a9:95:d2 brd ff:ff:ff:ff:ff:ff\n6: docker0: &amp;lt;NO-CARRIER,BROADCAST,MULTICAST,UP&gt; mtu 1500 qdisc noqueue state DOWN group default \n    link\/ether 02:42:9b:7f:73:05 brd ff:ff:ff:ff:ff:ff\n    inet 172.17.0.1\/16 scope global docker0\n       valid_lft forever preferred_lft forever\n<\/pre><\/div>\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001&#8221;enp0s3&#8243;\u3068&#8221;enp0s8&#8243;\u3067\u3059\u304c\u3001\u5f8c\u8005\u306e\u65b9\u304c\u30db\u30b9\u30c8\u30aa\u30f3\u30ea\u30fc\u30a2\u30c0\u30d7\u30bf\u30fc\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"432\" height=\"531\" src=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-18.png\" alt=\"\" class=\"wp-image-1477\" srcset=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-18.png 432w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-18-244x300.png 244w\" sizes=\"auto, (max-width: 432px) 100vw, 432px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"711\" src=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-19.png\" alt=\"\" class=\"wp-image-1478\" srcset=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-19.png 800w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-19-300x267.png 300w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-19-768x683.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"825\" height=\"769\" src=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-20.png\" alt=\"\" class=\"wp-image-1479\" srcset=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-20.png 825w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-20-300x280.png 300w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-20-768x716.png 768w\" sizes=\"auto, (max-width: 825px) 100vw, 825px\" \/><\/figure>\n\n\n\n<p>IPv4\u30bf\u30d6\u3092\u958b\u304d\u3001<\/p>\n\n\n\n<p>\u30fbIPv4\u30e1\u30bd\u30c3\u30c9\uff1a\u624b\u52d5<br>\u30fb\u30a2\u30c9\u30ec\u30b9\uff1e\u30a2\u30c9\u30ec\u30b9\uff1a\u3000VirtualBox Host-Only Ethernet Adapter \u3092\u8868\u793a\u3057\u305f\u969b\u306b\u30e1\u30e2\u3057\u305f\u30a2\u30c9\u30ec\u30b9\u3088\u308a\u3001\u540c\u3058\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u63a1\u756a\u3057\u3066\u8a18\u8f09\uff08\u4e0a\u8a18\u306e\u4f8b\u3067\u306f100\u3092\u5229\u7528\uff09<br>\u30fb\u30a2\u30c9\u30ec\u30b9\uff1e\u30cd\u30c3\u30c8\u30de\u30b9\u30af\uff1a\u3000\u540c\u69d8\u306b\u3000255.255.255.0 \u3092\u8a18\u8f09<br>\u30fb\u30a2\u30c9\u30ec\u30b9\uff1e\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\uff1a\u3000\u5916\u5411\u3051GW\u3068\u3057\u3066 &#8220;enp0s3&#8243;\u5074\u306e\u65b9\u3092\u5229\u7528\u3059\u308b\u305f\u3081\u3001\u3053\u3053\u306f\u672a\u8a18\u8f09\u306e\u307e\u307e<br>\u30fbDNS\uff1a\u3000\u30e1\u30e2\u3057\u305f\u30a2\u30c9\u30ec\u30b9\u3092\u8a18\u8f09<br><br>\u4e0a\u8a18\u3092\u8a18\u5165\u3057\u305f\u3046\u3048\u3067\u3001\u9069\u7528\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af<\/p>\n\n\n\n<p>\u8a2d\u5b9a\u306e\u8aad\u307f\u8fbc\u307f<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n$ sudo systemctl restart network.service\n\u3053\u308c\u3067\u53cd\u6620\u3055\u308c\u305f\u306a\u304b\u3063\u305f\u5834\u5408\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u3092\u518d\u8d77\u52d5\n$ reboot\n<\/pre><\/div>\n\n\n<p>\u624b\u52d5\u3067\u884c\u3046\u5834\u5408\u306f\u3001nmcli \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3046\u306a\u3069\u3067\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u4ee5\u4e0b\u3001\u8a2d\u5b9a\u78ba\u8a8d\u306e\u4f8b<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n$ nmcli d show enp0s8\nGENERAL.DEVICE:                         enp0s8\nGENERAL.TYPE:                           ethernet\nGENERAL.HWADDR:                         08:00:27:8F:7A:9B\nGENERAL.MTU:                            1500\nGENERAL.STATE:                          100 (\u63a5\u7d9a\u6e08\u307f)\nGENERAL.CONNECTION:                     enp0s8\nGENERAL.CON-PATH:                       \/org\/freedesktop\/NetworkManager\/ActiveConnection\/2\nWIRED-PROPERTIES.CARRIER:               \u30aa\u30f3\nIP4.ADDRESS&#x5B;1]:                         192.168.56.100\/24\nIP4.GATEWAY:                            --\nIP4.ROUTE&#x5B;1]:                           dst = 192.168.56.0\/24, nh = 0.0.0.0, mt = 101\nIP4.DNS&#x5B;1]:                             192.168.56.1\nIP6.ADDRESS&#x5B;1]:                         fe80::dcb2:d32e:1c20:df04\/64\nIP6.GATEWAY:                            --\nIP6.ROUTE&#x5B;1]:                           dst = fe80::\/64, nh = ::, mt = 101\nIP6.ROUTE&#x5B;2]:                           dst = ff00::\/8, nh = ::, mt = 256, table=255\n<\/pre><\/div>\n\n\n<h4 class=\"wp-block-heading\">\u8a2d\u5b9a\u306e\u78ba\u8a8d<\/h4>\n\n\n\n<p>\u307e\u305a\u306f\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304cNAT\u5074\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af enp0s3\u306e\u307f\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u3001route\u30b3\u30de\u30f3\u30c9\u3067\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"680\" height=\"133\" src=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-21.png\" alt=\"\" class=\"wp-image-1480\" srcset=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-21.png 680w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-21-300x59.png 300w\" sizes=\"auto, (max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p>ssh\u63a5\u7d9a\u306f\u3001\u30b2\u30b9\u30c8OS\u5074\u3067\u63a5\u7d9a\u304c\u53d7\u3051\u5165\u308c\u3089\u308c\u308b\u3053\u3068\uff08\u30b5\u30fc\u30d3\u30b9\u304c\u8d77\u52d5\u3057\u3066\u3044\u308b\u3002\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306e\u30dd\u30fc\u30c8\u304c\u958b\u3044\u3066\u3044\u308b\u306a\u3069\uff09\u3092\u524d\u63d0\u306b\u3001TeraTerm\u306a\u308aPutty\u306a\u3069\u306e\u7aef\u672b\u30bd\u30d5\u30c8\u3067\u3001\u5148\u306b\u6307\u5b9a\u3057\u305f\u30a2\u30c9\u30ec\u30b9\uff08\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001192.168.56.100\uff09\u306b\u5411\u3051\u3066\u63a5\u7d9a\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5074\u306b\u306f\u3001\u9069\u5f53\u306a\u30b5\u30fc\u30d0\u30fc\u306b\u5411\u3051\u3066 ping \u3092\u98db\u3070\u3057\u3066\u307f\u308b\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"617\" height=\"102\" src=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-22.png\" alt=\"\" class=\"wp-image-1481\" srcset=\"https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-22.png 617w, https:\/\/mindtech.jp\/wp-content\/uploads\/2020\/09\/image-22-300x50.png 300w\" sizes=\"auto, (max-width: 617px) 100vw, 617px\" 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