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Re: [Xen-users] Xen bridged network - problem


  • To: xen-users@xxxxxxxxxxxxx
  • From: Alexandre Kouznetsov <alk@xxxxxxxxxx>
  • Date: Tue, 17 Jul 2012 10:14:05 -0500
  • Delivery-date: Tue, 17 Jul 2012 15:14:59 +0000
  • List-id: Xen user discussion <xen-users.lists.xen.org>

Hello.

El 17/07/12 06:50, SÅawek Kosowski escribiÃ:
[...]
vif         = [ 
'bridge=breth,ip=7.5.7.202,mac=00:16:3E:97:7B:9C','bridge=brloc,mac=00:16:3e:07:d2:0f',
'bridge=brdmz,mac=00:16:3e:07:d2:10' ]
[...]

# brctl show
bridge name     bridge id               STP enabled     interfaces
brdmz           8000.feffffffffff       no              vif1.2
breth           8000.c860008dbc96       no              eth0
                                                         vif1.0
brloc           8000.feffffffffff       no              vif1.1
[...]

**************************domU1***********************
eth0      Link encap:Ethernet  HWaddr 00:16:3e:07:d2:01
           inet addr:7.5.7.202  Bcast:7.5.7.223  Mask:255.255.255.224
           inet6 addr: fe80::216:3eff:fe07:d201/64 Scope:Link
           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
           RX packets:29 errors:0 dropped:0 overruns:0 frame:0
           TX packets:527 errors:0 dropped:0 overruns:0 carrier:0
           collisions:0 txqueuelen:1000
           RX bytes:1569 (1.5 KiB)  TX bytes:22702 (22.1 KiB)
           Interrupt:23

As I can see, DomU's eth0 has a different MAC address than the one you specified in the config. Find out why it has changed, that is probably the root of the trouble you are dealing with. See DomU dmesg and syslog.

Make sure, which is the MAC your ISP knows as the good one, to let you out.

--
Alexandre Kouznetsov


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