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发表于 2009-07-28 11:28 |只看该作者 |倒序浏览

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DomU无法连接网络，请大家帮忙看下，急！！！

DomU 配置：
eth0    Link encap:Ethernet  HWaddr 00:16:3E:6D:A3:EB
      inet addr:10.226.23.21  Bcast:10.226.255.255  Mask:255.255.0.0
      inet6 addr: fe80::216:3eff:fe6d:a3eb/64 Scope:Link
      UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
      RX packets:164 errors:0 dropped:0 overruns:0 frame:0
      TX packets:41 errors:0 dropped:0 overruns:0 carrier:0
      collisions:0 txqueuelen:1000
      RX bytes:8528 (8.3 KiB)  TX bytes:7750 (7.5 KiB)

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:16436  Metric:1
      RX packets:8 errors:0 dropped:0 overruns:0 frame:0
      TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
      collisions:0 txqueuelen:0
      RX bytes:560 (560.0 b)  TX bytes:560 (560.0 b)

Dom0配置文件：
name = "jliu_guest"
uuid = "352337a0-fca8-df24-5395-1606e1bc319c"
maxmem = 512
memory = 512
vcpus = 1
bootloader = "/usr/bin/pygrub"
on_poweroff = "destroy"
on_reboot = "restart"
on_crash = "restart"
vfb = [  ]
disk = [ "tap:aio:/vms/jliu_guest,xvda,w" ]
vif = [ "mac=00:16:3e:6d:a3:eb,bridge=virbr0" ]

Dom0 ifconfig:
[root@topCentOS5 xen]# ifconfig
eth0    Link encap:Ethernet  HWaddr 00:50:56:8D:5F:AB
      inet addr:10.226.23.20  Bcast:10.226.255.255  Mask:255.255.0.0
      UP BROADCAST RUNNING  MTU:1500  Metric:1
      RX packets:1868268 errors:15 dropped:0 overruns:0 frame:0
      TX packets:100704 errors:0 dropped:0 overruns:0 carrier:0
      collisions:0 txqueuelen:1000
      RX bytes:166322100 (158.6 MiB)  TX bytes:9634527 (9.1 MiB)
      Interrupt:18 Base address:0x2000

lo       Link encap:Local Loopback
      inet addr:127.0.0.1  Mask:255.0.0.0
      UP LOOPBACK RUNNING  MTU:16436  Metric:1
      RX packets:2781 errors:0 dropped:0 overruns:0 frame:0
      TX packets:2781 errors:0 dropped:0 overruns:0 carrier:0
      collisions:0 txqueuelen:0
      RX bytes:290760 (283.9 KiB)  TX bytes:290760 (283.9 KiB)

vif4.0 Link encap:Ethernet  HWaddr FE:FF:FF:FF:FF:FF
      UP BROADCAST RUNNING NOARP  MTU:1500  Metric:1
      RX packets:47 errors:0 dropped:0 overruns:0 frame:0
      TX packets:291 errors:0 dropped:0 overruns:0 carrier:0
      collisions:0 txqueuelen:32
      RX bytes:7344 (7.1 KiB)  TX bytes:15132 (14.7 KiB)

virbr0 Link encap:Ethernet  HWaddr FE:FF:FF:FF:FF:FF
      inet addr:192.168.122.1  Bcast:192.168.122.255  Mask:255.255.255.0
      UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
      RX packets:3074 errors:0 dropped:0 overruns:0 frame:0
      TX packets:110 errors:0 dropped:0 overruns:0 carrier:0
      collisions:0 txqueuelen:0
      RX bytes:258213 (252.1 KiB)  TX bytes:8979 (8.7 KiB)

Dom0 网桥状态：
/etc/xen/scripts/network-bridge status
============================================================
2: eth0: <BROADCAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast qlen 1000
link/ether 00:50:56:8d:5f:ab brd ff:ff:ff:ff:ff:ff
inet 10.226.23.20/16 brd 10.226.255.255 scope global eth0
Device "xenbr0" does not exist.

brctl show
bridge name bridge id             STP enabled interfaces
virbr0       8000.feffffffffff    yes          vif4.0