Dom0 brctl output
bridge name bridge id STP enabled interfaces
xenbr0 8000.feffffffffff no vif0.0
 peth0
xenbr1 8000.feffffffffff no vif0.1
 peth1
NOTE: this is the same for all my Dom0s
ifconfig -a on my Dom0s I had to mask out my IPs so that's why there are
XXs there
eth0 Link encap:Ethernet HWaddr 00:14:4F:20:BF:30
 inet addr:XXX.XXX.XXX.XXX Bcast:XXX.XXX.XXX.XXX
Mask:255.255.255.0
 inet6 addr: fe80::214:4fff:fe20:bf30/64 Scope:Link
 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
 RX packets:23612691 errors:0 dropped:0 overruns:0 frame:0
 TX packets:10330154 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:5289657592 (4.9 GB) TX bytes:10421270721 (9.7 GB)
eth1 Link encap:Ethernet HWaddr 00:14:4F:20:BF:31
 inet addr:XXX.XXX.XXX.XXX Bcast:XXX.XXX.XXX.XXX
Mask:255.255.255.0
 inet6 addr: fe80::214:4fff:fe20:bf31/64 Scope:Link
 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
 RX packets:27979714 errors:0 dropped:0 overruns:0 frame:0
 TX packets:24557864 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:9088421795 (8.4 GB) TX bytes:42414741512 (39.5 GB)
eth2 Link encap:Ethernet HWaddr 00:14:4F:20:BF:32
 BROADCAST MULTICAST MTU:1500 Metric:1
 RX packets:0 errors:0 dropped:0 overruns:0 frame:0
 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:1000
 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
 Base address:0x8400 Memory:fbda0000-fbdc0000
eth3 Link encap:Ethernet HWaddr 00:14:4F:20:BF:33
 BROADCAST MULTICAST MTU:1500 Metric:1
 RX packets:0 errors:0 dropped:0 overruns:0 frame:0
 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:1000
 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
 Base address:0x8000 Memory:fbd80000-fbda0000
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:94170 errors:0 dropped:0 overruns:0 frame:0
 TX packets:94170 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:14977913 (14.2 MB) TX bytes:14977913 (14.2 MB)
peth0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
 inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
 UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
 RX packets:23738498 errors:0 dropped:0 overruns:0 frame:0
 TX packets:13712574 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:1000
 RX bytes:5554987958 (5.1 GB) TX bytes:10701176202 (9.9 GB)
 Base address:0x8c00 Memory:fbde0000-fbe00000
peth1 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
 inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
 UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
 RX packets:30539818 errors:0 dropped:0 overruns:0 frame:0
 TX packets:40785208 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:1000
 RX bytes:12639200501 (11.7 GB) TX bytes:43648869440 (40.6 GB)
 Base address:0x8800 Memory:fbdc0000-fbde0000
veth2 Link encap:Ethernet HWaddr 00:00:00:00:00:00
 BROADCAST MULTICAST MTU:1500 Metric:1
 RX packets:0 errors:0 dropped:0 overruns:0 frame:0
 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
veth3 Link encap:Ethernet HWaddr 00:00:00:00:00:00
 BROADCAST MULTICAST MTU:1500 Metric:1
 RX packets:0 errors:0 dropped:0 overruns:0 frame:0
 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
vif0.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
 inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
 UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
 RX packets:10330155 errors:0 dropped:0 overruns:0 frame:0
 TX packets:23612693 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:10421270763 (9.7 GB) TX bytes:5289657732 (4.9 GB)
vif0.1 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
 inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link
 UP BROADCAST RUNNING NOARP MTU:1500 Metric:1
 RX packets:24557864 errors:0 dropped:0 overruns:0 frame:0
 TX packets:27979716 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:42414741512 (39.5 GB) TX bytes:9088421935 (8.4 GB)
vif0.2 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
 BROADCAST MULTICAST MTU:1500 Metric:1
 RX packets:0 errors:0 dropped:0 overruns:0 frame:0
 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
vif0.3 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
 BROADCAST MULTICAST MTU:1500 Metric:1
 RX packets:0 errors:0 dropped:0 overruns:0 frame:0
 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
xenbr0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
 RX packets:21837296 errors:0 dropped:0 overruns:0 frame:0
 TX packets:40 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:2926456076 (2.7 GB) TX bytes:1764 (1.7 KB)
xenbr1 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
 RX packets:5143094 errors:0 dropped:0 overruns:0 frame:0
 TX packets:7 errors:0 dropped:0 overruns:0 carrier:0
 collisions:0 txqueuelen:0
 RX bytes:3541364391 (3.2 GB) TX bytes:454 (454.0 b)
Sorry, I forgot to include this in the last email
---------------------------------------------------------------------
Eric Ross
Linux Systems Administrator
Argonne National Laboratory
Computing and Information Systems
Phone: 630.252.2600
---------------------------------------------------------------------
Andy Burns wrote:
> 2008年8月19日 Eric Ross <eross@xxxxxxx>:
>
>> If I start a ping on hypervisor FOO to hypervisor BAR, the ping will
>> fail, saying that the destination host cannot be reached. However, if I
>> start a ping on FOO to BAR, and, at the same time, start a ping from BAR
>> to FOO both commands will succeed.
>
> By hypervisor I presume you actually mean domU?
>
> Sounds like a MAC address or bridging issue, did you copy BAR from
> FOO's xen config file? If so did you change the MAC address? What
> does a "brctl show" on the dom0 look like? Or an "ifconfig -a" on FOO
> and BAR and the dom0?
>
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users 
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