Centos8 网关 DNS 临时添加

最新推荐文章于 2025-04-06 19:43:15 发布

marc_chen

最新推荐文章于 2025-04-06 19:43:15 发布

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CC 4.0 BY-SA版权

分类专栏： linux

本文链接：https://blog.youkuaiyun.com/marc_chen/article/details/119825345

本文展示了在Centos8系统中如何临时添加网关和DNS。通过`route add default gw`命令设置了默认网关，并用`nmcli`修改了连接的DNS设置，成功实现了网络配置更新。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

[root@localhost ~]# ip a
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: enp65s0f0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
link/ether 0c:42:a1:f2:01:60 brd ff:ff:ff:ff:ff:ff
3: enp65s0f1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether 0c:42:a1:f2:01:61 brd ff:ff:ff:ff:ff:ff
inet 172.16.90.33/16 brd 172.16.255.255 scope global noprefixroute enp65s0f1
valid_lft forever preferred_lft forever
inet6 fe80::74b9:c90a:b6d4:7727/64 scope link noprefixroute
valid_lft forever preferred_lft forever
4: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN grou