質問編集履歴
5
書式の改善
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@@ -32,94 +32,58 @@
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CentOS Linux release 7.5.1804 (Core)
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- **/etc/resolv.conf**
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-
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-
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```
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nameserver 192.168.0.1 #ルーターのIPアドレス
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>
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nameserver 192.168.0.3 #このPCのIPアドレス(内部DNSサーバー)
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>
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nameserver 2001:268:fd07:4::1
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>
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nameserver 2001:268:fd08:4::1
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```
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- **/etc/nsswitch.conf**
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-
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```
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passwd: files sss
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-
>
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shadow: files sss
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>
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group: files sss
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>
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hosts: files dns myhostname
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>
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bootparams: nisplus [NOTFOUND=return] files
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ethers: files
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>
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netmasks: files
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networks: files
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protocols: files
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rpc: files
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>
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services: files sss
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netgroup: nisplus sss
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publickey: nisplus
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automount: files nisplus sss
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aliases: files nisplus
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```
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- **/etc/sysconfig/network-scripts/ifcfg-enp3s0**
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```
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TYPE=Ethernet
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>
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BOOTPROTO=none
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>
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DEFROUTE=yes
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IPV4_FAILURE_FATAL=no
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IPV6INIT=yes
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IPV6_AUTOCONF=yes
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IPV6_DEFROUTE=yes
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IPV6_FAILURE_FATAL=no
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IPV6_ADDR_GEN_MODE=stable-privacy
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>
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NAME=enp3s0
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UUID=5c4c86cc-adb6-43ae-b10e-4758a90bc781
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DEVICE=enp3s0
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ONBOOT=yes
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DNS1=192.168.0.1
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DNS2=192.168.0.3
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BROWSER_ONLY=no
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PROXY_METHOD=none
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IPADDR=192.168.0.3
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PREFIX=24
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GATEWAY=192.168.0.1
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IPV6_PEERDNS=yes
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IPV6_PEERROUTES=yes
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+
```
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#追記1
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192.168.0.1, 192.168.0.3, 8.8.8.8 をサーバーに指定してdigコマンドを行いました
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4
情報の追加
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@@ -121,6 +121,94 @@
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>
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IPV6_PEERROUTES=yes
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#追記1
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192.168.0.1, 192.168.0.3, 8.8.8.8 をサーバーに指定してdigコマンドを行いました
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この出力に問題はあるでしょうか。
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#######dig @192.168.0.1 teratail.com
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```
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; <<>> DiG 9.9.4-RedHat-9.9.4-61.el7 <<>> @192.168.0.1 teratail.com
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; (1 server found)
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;; global options: +cmd
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;; Got answer:
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;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 27120
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;; flags: qr rd ra ad; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
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;; QUESTION SECTION:
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;teratail.com. IN A
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;; ANSWER SECTION:
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teratail.com. 100 IN A 35.227.192.126
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+
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;; Query time: 0 msec
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;; SERVER: 192.168.0.1#53(192.168.0.1)
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;; WHEN: 水 8月 22 23:06:44 JST 2018
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;; MSG SIZE rcvd: 46
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+
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```
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+
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#######dig @192.168.0.3 teratail.com
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+
```
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+
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; <<>> DiG 9.9.4-RedHat-9.9.4-61.el7 <<>> @192.168.0.3 teratail.com
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; (1 server found)
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;; global options: +cmd
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;; Got answer:
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;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 8777
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;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 13, ADDITIONAL: 1
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+
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;; OPT PSEUDOSECTION:
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; EDNS: version: 0, flags:; udp: 4096
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;; QUESTION SECTION:
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;teratail.com. IN A
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+
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;; ANSWER SECTION:
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teratail.com. 16 IN A 35.227.192.126
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+
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168
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;; AUTHORITY SECTION:
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. 22571 IN NS m.root-servers.net.
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. 22571 IN NS a.root-servers.net.
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. 22571 IN NS g.root-servers.net.
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. 22571 IN NS d.root-servers.net.
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. 22571 IN NS b.root-servers.net.
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. 22571 IN NS e.root-servers.net.
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. 22571 IN NS i.root-servers.net.
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. 22571 IN NS f.root-servers.net.
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. 22571 IN NS l.root-servers.net.
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. 22571 IN NS j.root-servers.net.
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. 22571 IN NS c.root-servers.net.
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. 22571 IN NS k.root-servers.net.
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. 22571 IN NS h.root-servers.net.
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+
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;; Query time: 44 msec
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;; SERVER: 192.168.0.3#53(192.168.0.3)
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;; WHEN: 水 8月 22 23:09:40 JST 2018
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;; MSG SIZE rcvd: 268
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+
```
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+
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+
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+
#######dig @8.8.8.8 teratail.com
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+
```
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+
; <<>> DiG 9.9.4-RedHat-9.9.4-61.el7 <<>> @8.8.8.8 teratail.com
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+
; (1 server found)
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+
;; global options: +cmd
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;; Got answer:
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+
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 42935
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;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
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+
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;; OPT PSEUDOSECTION:
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; EDNS: version: 0, flags:; udp: 512
|
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+
;; QUESTION SECTION:
|
202
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+
;teratail.com. IN A
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203
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+
|
204
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+
;; ANSWER SECTION:
|
205
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+
teratail.com. 99 IN A 35.227.192.126
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+
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+
;; Query time: 47 msec
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;; SERVER: 8.8.8.8#53(8.8.8.8)
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+
;; WHEN: 水 8月 22 23:13:12 JST 2018
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+
;; MSG SIZE rcvd: 57
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+
```
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+
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**以上です。
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回答宜しくお願いします。**
|
3
誤字
title
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File without changes
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body
CHANGED
@@ -31,7 +31,7 @@
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31
31
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>
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32
32
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CentOS Linux release 7.5.1804 (Core)
|
33
33
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|
34
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-
- **/etc/
|
34
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+
- **/etc/resolv.conf**
|
35
35
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|
36
36
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>
|
37
37
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nameserver 192.168.0.1 #ルーターのIPアドレス
|
2
文法の修正
title
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File without changes
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body
CHANGED
@@ -2,7 +2,7 @@
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2
2
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CentOS7にて
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3
3
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yum, ping, wgetなどでの名前解決ができません
|
4
4
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自分なりに調べてはみたのですが、解決に至らず困っています。
|
5
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-
私が調べた限り
|
5
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+
私が調べた限りですと、DNSサーバーは正常に動作しているがDNSサーバーにうまく問い合わせが出来ていないように感じます
|
6
6
|
いずれも同様のエラーメッセージです。
|
7
7
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|
8
8
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|
1
誤字、脱字の修正
title
CHANGED
File without changes
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body
CHANGED
@@ -32,9 +32,8 @@
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|
32
32
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CentOS Linux release 7.5.1804 (Core)
|
33
33
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|
34
34
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- **/etc/resov.conf**
|
35
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+
|
35
36
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>
|
36
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-
search rusian0.com
|
37
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-
>
|
38
37
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nameserver 192.168.0.1 #ルーターのIPアドレス
|
39
38
|
>
|
40
39
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nameserver 192.168.0.3 #このPCのIPアドレス(内部DNSサーバー)
|