Ahh that's what I thought but wasn't sure. What is the easiest way to do that? Cheers, KA -----Original Message----- From: Henrik Nordstrom [mailto:hno@xxxxxxxxxxxxxxx] Sent: Tuesday, 11 October 2005 10:19 AM To: Kris Amy Cc: squid-users@xxxxxxxxxxxxxxx Subject: Re: Some clients not able to access through WCCP On Mon, 10 Oct 2005, Kris Amy wrote: > I've implemented and got our squid boxes working with WCCP to our cisco > router. But some clients can't browse the web anymore. I don't see them > hitting the access.log. But when I turn off WCCP they can browse fine. MTU issues perhaps? WCCP have a lot of trouble with PMTU discovery in the proxy->client direction. Try disabling PMTU discovery on the proxy for traffic towards the clients (or perhaps even globally for all connections.. PMTU discovery generally hurts web traffic more than what is gained) Regards Henrik