Thanks Henrik. Can source-hash algorithm in cache_peer handle this case? since source-hash is based on users' IP for redirection. Thanks again. 2008/6/12 Henrik Nordstrom <henrik@xxxxxxxxxxxxxxxxxxx>: > On tor, 2008-06-12 at 18:13 +0800, Ken W. wrote: >> I have two original servers behind Squid boxes. >> How to keep requests from the same client always going to the same >> original server? > > the srchash selection mechanism is intended for this, routing requests > with the same source IP to the same server. > > It's also possibe to do it based on some server-unque property of the > session cookies issued by your server by using the req_header in > cache_peer_access. Just make sure the session cookie is temporary or > failover situations when one of the servers is down gets a bit tricky.. > > Regards > Henrik >