Host scb2005 fails to join the network for the absence of eth0. The only relevant thing that I can see is the following:
root@scb2005:/var/log# grep eth0 syslog Jun 12 08:23:51 scb2005 kernel: [ 4.144232] tg3 0000:02:00.0 eth0: Tigon3 [partno(BCM95720) rev 5720000] (PCI Express) MAC address 18:66:da:7d:ac:b4 Jun 12 08:23:51 scb2005 kernel: [ 4.144234] tg3 0000:02:00.0 eth0: attached PHY is 5720C (10/100/1000Base-T Ethernet) (WireSpeed[1], EEE[1]) Jun 12 08:23:51 scb2005 kernel: [ 4.144236] tg3 0000:02:00.0 eth0: RXcsums[1] LinkChgREG[0] MIirq[0] ASF[1] TSOcap[1] Jun 12 08:23:51 scb2005 kernel: [ 4.144238] tg3 0000:02:00.0 eth0: dma_rwctrl[00000001] dma_mask[64-bit] Jun 12 08:23:51 scb2005 kernel: [ 16.098322] tg3 0000:02:00.0 eth2: renamed from eth0 Jun 12 08:40:15 scb2005 kernel: [ 4.125373] tg3 0000:02:00.0 eth0: Tigon3 [partno(BCM95720) rev 5720000] (PCI Express) MAC address 18:66:da:7d:ac:b4 Jun 12 08:40:15 scb2005 kernel: [ 4.125375] tg3 0000:02:00.0 eth0: attached PHY is 5720C (10/100/1000Base-T Ethernet) (WireSpeed[1], EEE[1]) Jun 12 08:40:15 scb2005 kernel: [ 4.125377] tg3 0000:02:00.0 eth0: RXcsums[1] LinkChgREG[0] MIirq[0] ASF[1] TSOcap[1] Jun 12 08:40:15 scb2005 kernel: [ 4.125378] tg3 0000:02:00.0 eth0: dma_rwctrl[00000001] dma_mask[64-bit] Jun 12 08:40:15 scb2005 kernel: [ 19.384780] tg3 0000:02:00.0 eth2: renamed from eth0
Various info:
root@scb2005:/var/log# ifconfig 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:96 errors:0 dropped:0 overruns:0 frame:0 TX packets:96 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1 RX bytes:21934 (21.4 KiB) TX bytes:21934 (21.4 KiB) lo:LVS Link encap:Local Loopback inet addr:10.2.1.10 Mask:255.255.255.255 UP LOOPBACK RUNNING MTU:65536 Metric:1 root@scb2005:/var/log# ifconfig eth0 eth0: error fetching interface information: Device not found root@scb2005:/var/log# ifconfig eth1 eth1: error fetching interface information: Device not found root@scb2005:/var/log# ifconfig eth2 eth2 Link encap:Ethernet HWaddr 18:66:da:7d:ac:b4 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) Interrupt:19 root@scb2005:/var/log# ifconfig eth3 eth3 Link encap:Ethernet HWaddr 18:66:da:7d:ac:b5 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) Interrupt:16
ifup eth0 doesn't work of course.