> I am noticing that when I bring up xend on a machine with 2
> ethernet cards, Dom 0 loses networking. I can still see the
> machine from within the subnet it belongs to, but it has no
> visibility outside.
How do you normally get the default gateway in your setup? Is it
specified in one of the ifcfg-eth[01] files, or in
/etc/sysconfig/network ?
Without starting xend, what happens if you do "ifdown eth0; ifup
eth0".
My guess is you''ll loose the default route.
Ian
> The machine has a Dell 82545M Gigabit Ethernet controller set
> up as eth0 and an intel Etherexpress pro 100 server adapter
> set up as eth1.
>
> I have included the ifconfig output before and after xend start.
> I have also included netstat-rn output with and without the
> intel eepro100
>
> I don''t see any messages on the serial output.
>
> Is any one else seeing similar problems?
>
> Raj
>
> ---------------ifconfig before xend start
>
> eth0 Link encap:Ethernet HWaddr 00:0F:1F:8D:00:72
> inet addr:192.63.245.69 Bcast:192.63.245.255
> Mask:255.255.255.0
> UP BROADCAST NOTRAILERS RUNNING MULTICAST MTU:1500
> Metric:1
> RX packets:9160 errors:0 dropped:0 overruns:0 frame:0
> TX packets:14957 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:603281 (589.1 Kb) TX bytes:20736627 (19.7 Mb)
> Base address:0xdcc0 Memory:dfee0000-dff00000
>
> eth1 Link encap:Ethernet HWaddr 00:90:27:B6:9D:02
> inet addr:192.63.245.56 Bcast:192.63.245.255
> Mask:255.255.255.0
> UP BROADCAST NOTRAILERS RUNNING MULTICAST MTU:1500
> Metric:1
> RX packets:397 errors:0 dropped:0 overruns:0 frame:0
> TX packets:3 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:36956 (36.0 Kb) TX bytes:692 (692.0 b)
>
> 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:15195 errors:0 dropped:0 overruns:0 frame:0
> TX packets:15195 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:8895385 (8.4 Mb) TX bytes:8895385 (8.4 Mb)
>
> ----------------ifconfig after xend start
> eth0 Link encap:Ethernet HWaddr 00:0F:1F:8D:00:72
> inet addr:192.63.245.69 Bcast:192.63.245.255
> Mask:255.255.255.0
> UP BROADCAST NOTRAILERS RUNNING MULTICAST MTU:1500
> Metric:1
> RX packets:78 errors:0 dropped:0 overruns:0 frame:0
> TX packets:3 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:6102 (5.9 Kb) TX bytes:1240 (1.2 Kb)
>
> eth1 Link encap:Ethernet HWaddr 00:90:27:B6:9D:02
> inet addr:192.63.245.56 Bcast:192.63.245.255
> Mask:255.255.255.0
> UP BROADCAST NOTRAILERS RUNNING MULTICAST MTU:1500
> Metric:1
> RX packets:1423 errors:0 dropped:0 overruns:0 frame:0
> TX packets:1368 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:101651 (99.2 Kb) TX bytes:1677335 (1.5 Mb)
>
> 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:20951 errors:0 dropped:0 overruns:0 frame:0
> TX packets:20951 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:10742785 (10.2 Mb) TX bytes:10742785 (10.2 Mb)
>
> peth0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> UP BROADCAST RUNNING NOARP MULTICAST MTU:1500 Metric:1
> RX packets:9855 errors:0 dropped:0 overruns:0 frame:0
> TX packets:15814 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:651133 (635.8 Kb) TX bytes:21623556 (20.6 Mb)
> Base address:0xdcc0 Memory:dfee0000-dff00000
>
> vif0.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:3 errors:0 dropped:0 overruns:0 frame:0
> TX packets:78 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:1240 (1.2 Kb) TX bytes:6102 (5.9 Kb)
>
> xen-br0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:77 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:5712 (5.5 Kb) TX bytes:0 (0.0 b)
>
>
> ----------ifconfig after xend start with only 1 nic
>
> eth0 Link encap:Ethernet HWaddr 00:0F:1F:8D:00:72
> inet addr:192.63.245.69 Bcast:192.63.245.255
> Mask:255.255.255.0
> UP BROADCAST NOTRAILERS RUNNING MULTICAST MTU:1500
> Metric:1
> RX packets:297 errors:0 dropped:0 overruns:0 frame:0
> TX packets:297 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:20561 (20.0 Kb) TX bytes:171020 (167.0 Kb)
>
> 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:14715 errors:0 dropped:0 overruns:0 frame:0
> TX packets:14715 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:8830936 (8.4 Mb) TX bytes:8830936 (8.4 Mb)
>
> peth0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> UP BROADCAST RUNNING NOARP MULTICAST MTU:1500 Metric:1
> RX packets:9883 errors:0 dropped:0 overruns:0 frame:0
> TX packets:17040 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:709060 (692.4 Kb) TX bytes:24438245 (23.3 Mb)
> Base address:0xdcc0 Memory:dfee0000-dff00000
>
> vif0.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:297 errors:0 dropped:0 overruns:0 frame:0
> TX packets:297 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:171020 (167.0 Kb) TX bytes:20561 (20.0 Kb)
>
> xen-br0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:66 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:6148 (6.0 Kb) TX bytes:0 (0.0 b)
>
>
> ---------------Netstat with 2 ethernet cards before xend starts
>
> Kernel IP routing table
> Destination Gateway Genmask Flags MSS
> Window irtt
> Iface
> 192.63.245.0 0.0.0.0 255.255.255.0 U 0 0
> 0
> eth0
> 192.63.245.0 0.0.0.0 255.255.255.0 U 0 0
> 0
> eth1
> 169.254.0.0 0.0.0.0 255.255.0.0 U 0 0
> 0
> eth0
> 127.0.0.0 0.0.0.0 255.0.0.0 U 0 0
> 0
> lo
> 0.0.0.0 192.63.245.250 0.0.0.0 UG 0 0
> 0
> eth0
>
> --------------Netstat with 2 ethernet cards after xend starts
> Kernel IP routing table
> Destination Gateway Genmask Flags MSS
> Window irtt
> Iface
> 192.63.245.0 0.0.0.0 255.255.255.0 U 0 0
> 0
> eth1
> 192.63.245.0 0.0.0.0 255.255.255.0 U 0 0
> 0
> eth0
> 169.254.0.0 0.0.0.0 255.255.0.0 U 0 0
> 0
> eth0
> 127.0.0.0 0.0.0.0 255.0.0.0 U 0 0
> 0
> lo
>
> -------------Netstat with 1 ethernet card after xend starts
>
> Kernel IP routing table
> Destination Gateway Genmask Flags MSS
> Window irtt
> Iface
> 192.63.245.0 0.0.0.0 255.255.255.0 U 0 0
> 0
> eth0
> 169.254.0.0 0.0.0.0 255.255.0.0 U 0 0
> 0
> eth0
> 127.0.0.0 0.0.0.0 255.0.0.0 U 0 0
> 0
> lo
> 0.0.0.0 192.63.245.250 0.0.0.0 UG 0 0
> 0
> eth0
>
>
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