RE: Best configuration for fail-over?

The way we've dealt with this is to use BGP for the two networks. Using
this method, the network routing magic takes care of which line gets used
and we didn't have to make a change to the proxy servers.

Jon

> -----Original Message-----
> From: Jason Haar [SMTP:Jason.Haar@trimble.co.nz]
> Sent: Thursday, February 18, 1999 4:22 PM
> To: squid-users@ircache.net
> Subject: Best configuration for fail-over?
>
> Hi there
>
> We are going to be altering our Internet connectivity topology in the near
> future and I'm trying to figure out the best way to have Squid configured
> to
> deal with it.
>
> Soon we will have two separate Internet links via different networks, both
> of which will be our Squid "parents". What I want is for our proxies to
> only
> talk exclusively to one parent until that parent reports it can't see the
> Internet anymore (due to it's WAN link going down), at that stage our
> squid
> servers should start talking to the other network's parent instead.
>
> Should I use the 'default' keyword for a last-resort parent? What I don't
> know is when is a parent defined as being "down"? Is it when it stops
> responding (no good for what I need) or is it when it says it can't
> connect
> to the sites you are after...?
>
> Thanks
>
> --
> Cheers
>
> Jason Haar
>
> Unix/Network Specialist, Trimble NZ
> Phone: +64 3 3391 377 Fax: +64 3 3391 417
Received on Fri Feb 19 1999 - 07:22:57 MST