[f-nsp] Secondary IP Address weirdness

Aaron Wendel aaron at wholesaleinternet.net
Fri Jul 5 16:16:46 EDT 2013


The number of subnets on an interface is set by the system-max command.  
I think the default is 24 and the max is 128 but I'd need to look to be 
sure.

Aaron


On 7/5/2013 2:21 PM, Youssef Bengelloun-Zahr wrote:
> Out of curiosity, how much addresses can I configure on interface ? Is 
> it also valide for v6 ?
>
> Y.
>
>
> 2013/7/5 Eldon Koyle <esk-puck.nether.net at esk.cs.usu.edu 
> <mailto:esk-puck.nether.net at esk.cs.usu.edu>>
>
>     For clarity, the 'secondary' is only needed if you are adding a
>     secondary address in the same subnet as an existing address.  You can
>     put multiple addresses on a single interface without any trouble
>     at all.
>
>     --
>     Eldon Koyle
>     Information Technology
>     Utah State University
>     --
>     When the revolution comes, count your change.
>
>     On  Jul 05 14:09-0500, Aaron Wendel wrote:
>     > Leave off the "secondary"
>     >
>     > On Jul 5, 2013, at 1:55 PM, Youssef Bengelloun-Zahr
>     <youssef at 720.fr <mailto:youssef at 720.fr>> wrote:
>     >
>     > > Hello community,
>     > >
>     > > This has got to be an hallucination :
>     > >
>     > > telnet at er01-par01(config-vif-4)#ip address XXX.XXX.XXX.XXX
>     255.255.255.0 secondary
>     > > IP/Port: Errno(12) Assign primary ip address on specified
>     subnet first
>     > >
>     > > Really !?! Any other way to configure secondary address but on
>     a different subnet ?
>     > >
>     > > Running MLXe boxes with 540b
>     > >
>     > > Best regards.
>     > >
>     > > --
>     > > Youssef BENGELLOUN-ZAHR
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>
>
> -- 
> Youssef BENGELLOUN-ZAHR
>
>
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