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CentOS 7 ネットワーク設定覚え書き

Last updated at Posted at 2018-08-27

CentOS 7 ネットワーク設定

CentOS 7から変わったコマンド類を覚え切れていないので覚え書きとして

デバイスの確認
nmcli device

デバイスのアドレス情報
ip addr

デバイスごとに情報を見たい場合には
ip addr show dev <デバイス名>

ルート情報
ip route

接続情報を見るには
nmcli connection show

nmcli connection show <ID | UUID>

インターフェイスに自動接続を設定
nmcli connection modify <ID> connection.autoconnect yes

IPアドレス、サブネットマスクを変更
nmcli connection modify <ID> ipv4.addresses 172.16.0.100/24

デフォルトゲートウェイを設定
nmcli connection modify <ID> ipv4.gateway 172.16.0.1

DNS設定
nmcli connection modify <ID> ipv4.dns 172.16.0.1

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