On Wed, 14 Feb 2007, m.roth2006@xxxxxxx wrote:
eth0:0 should typically work just fine. Does Webmin do fun things with it
like eat up your eth0 settings instead? :)
Nope - it simply won't allow it. I mentioned it to the other sysadmin I work with, and he said eth0:0 was a bad idea, that it would likely got for eth0 itself.
What won't allow it? Webmin or RH? Can you provide something more
specific than "he said eth0:0 was a bad idea"? Years of firsthand
experience using eth0:0 tells me to call "bullshit" on this one.
[jlgaddis@blwww1 ~]$ cat /etc/redhat-release
Red Hat Enterprise Linux AS release 4 (Nahant Update 4)
[jlgaddis@blwww1 ~]$ /sbin/ifconfig eth0
eth0 Link encap:Ethernet HWaddr 00:17:A4:11:D5:2E
inet addr:X.Y.Z.124 Bcast:X.Y.Z.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:47501800 errors:0 dropped:0 overruns:0 frame:0
TX packets:52624967 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:2820171777 (2.6 GiB) TX bytes:163207891 (155.6 MiB)
Interrupt:201
[jlgaddis@blwww1 ~]$ /sbin/ifconfig eth0:0
eth0:0 Link encap:Ethernet HWaddr 00:17:A4:11:D5:2E
inet addr:X.Y.Z.65 Bcast:X.Y.Z.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
Interrupt:201
"X.Y.Z.65" is a virtual IP shared by a pair of servers clustered using
heartbeat. This has been running in production since August with exactly
zero issues.
--
Jeremy L. Gaddis, MCP, GCWN jeremy@xxxxxxxxxxxx
LinuxWiz Consulting http://linuxwiz.net
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