[Linux-ha-dev] problem shutting down first created alias interfaces on linux

[Dejan Muhamedagic]

Hi,

On Fri, Jan 11, 2008 at 01:39:28PM +0100, Sebastian Reitenbach wrote:
> Hi,
> 
> I stumbled across a strange behavior of ifconfig/ip, regarding alias IP 
> addresses on linux. I found this behaviour on suse 10.1, 10.2, 10.3 and 
> SLES10SP1.
> 
> When you configure multiple aliases on an single interface, and you specify 
> netmasks and broadcasts, and then try to shutdown just the first created 
> alias then all IP aliases for that interface will be gone. Removing one of 
> the later created aliases works as expected.
> 
> As I think virtual IP aliases are used often in HA environments, it might be 
> of interest to you. 
> 
> here is more information:
> https://bugzilla.novell.com/show_bug.cgi?id=352841

A strange and frightening bug. I wonder how it went unnoticed
this long.

Thanks for the info.

Dejan

> Sebastian
> 
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