January 2023
Intermediate to advanced
458 pages
14h 16m
Chinese
Content preview from 可编程网络自动化
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第
3
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vagrant@jessie:~$
ip route list
default via 192.168.70.2 dev eth0
192.168.70.0/24 dev eth0 proto kernel scope link src 192.168.70.243
192.168.100.0/24 dev eth1 proto kernel scope link src 192.168.100.10
192.168.150.0/24 dev eth2.150 proto kernel scope link src 192.168.150.10
vagrant@jessie:~$
要想删除
VLAN
接口，建议先禁用该接口（将其状态设置为
down
），然后再删除。
vagrant@jessie:~$
ip link set eth2.150 down
vagrant@jessie:~$
ip link delete eth2.150
vagrant@jessie:~$
如前所述，
ip
命令可以修改当前（运行时）配置，但系统重启后，创建并配置过的
VLAN
接口就全消失了。要想让改动持久化，需要编辑接口配置文件。
在
Debian/Ubuntu
系统中
，只需要在
/etc/network/interfaces
文件内添加一节或是将每接口
配置文件加入
/etc/network/interfaces.d
目
录（还要确保该文件会被
/etc/network/interfaces
读
取）。要添加的配置节内容如下所示。 ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.