Re: [squid-users] maximum netowrk interfaces

From: Nicolás Ruiz <nicolas@dont-contact.us>
Date: Tue, 13 Mar 2007 10:20:08 -0400

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Henrik Nordstrom wrote:
> mån 2007-03-12 klockan 18:49 -0400 skrev Nicolás Ruiz:
>
>> I just tested on debian with stock kernel 2.6.18:
>>
>> T=0; while [ $T -lt 255 ]; do echo $T; ifconfig eth0:${T} \
>> 192.168.${T}.1 netmask 255.255.255.0 up; T=`expr $T + 1` ; done
>>
>> and set up 255 virtual interfaces with no problem.
>
> Sidenote: The above does not create virtual interfaces, just labelled IP
> addresses on the eth0 interface.

Then we're using the same term for different things (I call those
virtual interfaces). How do you get around to use virtual interfaces?

>> Somewhat related, I haven't been able to create more than 7 GRE tunnels
>> (in case you're using WCCP).
>
> No apparent problem here.. Just created a couple of thousand wccpX gre
> interfaces (all unused as I have no WCCP capable router).
>
> Linux-2.6.19 Fedora Core 6.
> ip tunnel add wccpX mode gre device eth0 remote X.X.X.X

bizarre. I just tried again with kernel 2.6.18 and it worked. I must
have done something wrong.

>
> Regards
> Henrik

- --
A: Because it destroys the flow of conversation.
Q: Why is top posting dumb?
- --
Juan Nicolás Ruiz | Corporación Parque Tecnológico de Mérida
                     | Centro de Cálculo Cientifico ULA
nicolas@ula.ve | Avenida 4, Edif. Gral Masini, Ofic. B-32
+58-(0)274-252-4192 | Mérida - Edo. Mérida. Venezuela
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Received on Tue Mar 13 2007 - 08:24:00 MDT

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