Centos VM serving multiple public IP: how to configure network interface?
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Glasnhost
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Published on 2012-07-11T09:12:34Z
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2012/07/11
9:17 UTC
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I have a Centos 5.6 VM (Vsphere client) already responding to two different public IPs on eth0 and eth0:1 and I'm trying to add eth0:2. I copied the eth0 config file and restarted the network service. I don't understand which other steps are needed...
ifconfig
eth0 Link encap:Ethernet HWaddr 00:40:46:B9:00:41
inet addr:10.1.12.10 Bcast:10.1.12.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:163371837 errors:77 dropped:0 overruns:0 frame:0
TX packets:168210961 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1891221045 (1.7 GiB) TX bytes:855899500 (816.2 MiB)
Interrupt:59 Base address:0x2000
eth0:1 Link encap:Ethernet HWaddr 00:40:46:B9:00:41
inet addr:10.1.12.11 Bcast:10.1.12.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
Interrupt:59 Base address:0x2000
eth0:2 Link encap:Ethernet HWaddr 00:40:46:B9:00:41
inet addr:10.1.12.12 Bcast:10.1.12.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
Interrupt:59 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:188976973 errors:0 dropped:0 overruns:0 frame:0
TX packets:188976973 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:2015642664 (1.8 GiB) TX bytes:2015642664 (1.8 GiB)
more /etc/resolv.conf
nameserver 10.1.12.1
route -n
Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface
10.1.12.0 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
0.0.0.0 10.1.12.1 0.0.0.0 UG 0 0 0 eth0
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