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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404
｜
附录
A
得你不大可能会在实践中用到（你更可能会使用
Libvirt
附带的
virsh
命令）。注意，这里
的命令使用了续行，以提高可读性。
vagrant@trusty:~$
qemu-system-x86_64 -enable-kvm -hda cirros-01.qcow2 \
-net nic -net tap,ifname=tap0,script=no,downscript=no -vnc :1 &
[1] 866
vagrant@trusty:~$
这会在后台开启
KVM
域。如果现在执行
ip -d link list tap0
，则会看到
TAP
设备处于
活动状态。（注意，
bridge link list
也会显示
TAP
设备已启动并处于活动状态。）
vagrant@trusty:~$
ip -d link list tap0
5: tap0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast master br0
state UP mode DEFAULT group default qlen 500
link/ether 7e:28:d5:99:ca:ab brd ff:ff:ff:ff:ff:ff promiscuity 1
tun
bridge_slave
vagrant@trusty:~$
如果有
DHCP
服务器运行在
KVM
主机的
eth1
所连接的网段上，那么
KVM
访客域应该能
够获得
IP
地址并能被同一子网中的其他系统访问。 ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.