[BlueOnyx:14029] Re: Problem setting interface alias netmask to 255.255.255.255

[Menno Jansz]

On Wed, 13 Nov 2013 12:37:17 -0600, "Chuck Tetlow" <chuck at tetlow.net>
wrote:
> Chris,
> 
> I suspect his server is set up the same way as a number of servers I
> manage. 
> 
> There is a route-able IP on the main server interface, and all the
> virtuals are on IPs in a different network.  So the 255.255.255.255
netmask
> is valid for the virtuals.  The server knows to send all traffic to its
> default gateway router.  And the router has to be told to send traffic
> destined for the virtual IPs to the main server IP.
> 
> This is what happens when you have the main IP for the server in a
> different network as the virtual site IPs.

Yes, when I queried why it is like this they said the netmask setup is
just because of the number of servers they have and the fact the IPs are
from different network ranges. 

Menno