Rocky Linux 8.4にネットワークデバイス(NIC)を設定する

2021年10月19日

OSバージョンの確認

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# cat /etc/redhat-release
Rocky Linux release 8.4 (Green Obsidian)
# cat /etc/redhat-release Rocky Linux release 8.4 (Green Obsidian)
# cat /etc/redhat-release
Rocky Linux release 8.4 (Green Obsidian)

1.ネットワークデバイス名の確認

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# nmcli dev s
DEVICE TYPE STATE CONNECTION
ens33 ethernet disconnected --
lo loopback unmanaged --
# nmcli dev s DEVICE TYPE STATE CONNECTION ens33 ethernet disconnected -- lo loopback unmanaged --
# nmcli dev s
DEVICE    TYPE      STATE         CONNECTION
ens33    ethernet  disconnected  -- 
lo        loopback  unmanaged      --

アダプター(NAT)を設定

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# nmcli con mod ens33 connection.autoconnect yes
# nmcli con mod ens33 connection.autoconnect yes
# nmcli con mod ens33 connection.autoconnect yes

再度ネットワークデバイスを確認

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# nmcli dev s
DEVICE TYPE STATE CONNECTION
ens33 ethernet connected --
lo loopback unmanaged --
# nmcli dev s DEVICE TYPE STATE CONNECTION ens33 ethernet connected -- lo loopback unmanaged --
# nmcli dev s
DEVICE    TYPE      STATE         CONNECTION
ens33    ethernet  connected      -- 
lo        loopback  unmanaged      --

IPアドレスの確認

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# ip addr
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether 00:0c:29:8f:04:2f brd ff:ff:ff:ff:ff:ff
inet 192.168.71.137/24 brd 192.168.71.255 scope global dynamic noprefixroute ens33
valid_lft 1315sec preferred_lft 1315sec
inet6 fe80::20c:29ff:fe8f:42f/64 scope link noprefixroute
valid_lft forever preferred_lft forever
# ip addr 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether 00:0c:29:8f:04:2f brd ff:ff:ff:ff:ff:ff inet 192.168.71.137/24 brd 192.168.71.255 scope global dynamic noprefixroute ens33 valid_lft 1315sec preferred_lft 1315sec inet6 fe80::20c:29ff:fe8f:42f/64 scope link noprefixroute valid_lft forever preferred_lft forever
# ip addr
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
    link/ether 00:0c:29:8f:04:2f brd ff:ff:ff:ff:ff:ff
    inet 192.168.71.137/24 brd 192.168.71.255 scope global dynamic noprefixroute ens33
       valid_lft 1315sec preferred_lft 1315sec
    inet6 fe80::20c:29ff:fe8f:42f/64 scope link noprefixroute
       valid_lft forever preferred_lft forever

 

Rocky Linux 8

Posted by arkgame