我有一个运行Debian7.2的服务器。我最近在上面设置了KVM,并创建了两个KVM。两个VM都无法连接到Internet。我在听一篇教程,我相信我是按照说明做的。
我为eth0创建了一个桥梁,它确实出现在中。我不确定这是否是因为客人需要进一步的配置,但在主机上联网方面的一切都很好。
VM来宾分别运行UbuntuServer12.04和Windows 2008 R2。
我可以自己动手,但我不能平网关,也不能8.8.8.8,所以我假设来宾VM没有与主机上的物理接口接口?
有什么想法吗?我会提供诊断,但我不确定需要什么,但下面是主机上的ifconfig输出:
br0 Link encap:Ethernet HWaddr e0:69:95:63:0f:8c
inet addr:91.X.X.X Bcast:91.X.X.255 Mask:255.255.255.0
Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:952959 errors:0 dropped:158 overruns:0 frame:0
TX packets:900163 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:114328591 (109.0 MiB) TX bytes:253702971 (241.9 MiB)
eth0 Link encap:Ethernet HWaddr e0:69:95:63:0f:8c
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:957386 errors:0 dropped:0 overruns:0 frame:0
TX packets:901696 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:131742809 (125.6 MiB) TX bytes:257467238 (245.5 MiB)
Interrupt:20 Memory:fe500000-fe520000
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:142053 errors:0 dropped:0 overruns:0 frame:0
TX packets:142053 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:15011923 (14.3 MiB) TX bytes:15011923 (14.3 MiB)
vnet1 Link encap:Ethernet HWaddr fe:54:00:7a:39:a5
Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:86 errors:0 dropped:0 overruns:0 frame:0
TX packets:93719 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:500
RX bytes:4612 (4.5 KiB) TX bytes:21561583 (20.5 MiB)以及内容/etc/网络/接口:
auto eth0 lo br0
iface lo inet loopback
iface eth0 inet manual
iface br0 inet static
address 91.X.X.X
netmask 255.255.255.0
network 91.X.X.0
broadcast 91.X.X.255
gateway 91.X.X.254
bridge_ports eth0
bridge_fd 9
bridge_hello 2
bridge_maxage 12
bridge_stp off我很乐意提供更多的细节,只是让我知道我需要提供什么。我很感谢你的帮助,谢谢!
Linux来宾上的ifconfig输出:
eth0 Link encap:Ethernet HWaddr 52:54:00:7a:39:a5
inet addr:91.X.X.X Bcast:91.X.X.255 Mask:255.255.255.0
inet6 addr: fe80::5054:ff:fe7a:39a5/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:206048 errors:0 dropped:33 overruns:0 frame:0
TX packets:85 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:44795642 (44.7 MB) TX ytes:4570 (4.5 KB)
lo Link encapLocal Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:372 errors:0 dropped:0 overruns:0 frame:0
TX packets:372 errors:0 dropped:0 overrun:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:30304 (30.3 KB) TX bytes:30304 (30.3 KB)发布于 2014-08-27 00:42:51
你说这是服务器。你问过你的供应商了吗?很有可能您的提供商将您限制为每个端口的一个MAC地址。
https://serverfault.com/questions/565517
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