On 27/05/2014 4:35 a.m., dummy4711 wrote: > Hi, > > I did a lot of research but I didn't find a solution for my question so hopefully you guys have an idea. > > Question: is it possible that Squid replaces the http user agent based on the client IP address? > Yes for Squid-3.3 or later. First you deny the existing header being sent (because HTTP only permits one User-Agent header): http://www.squid-cache.org/Doc/config/request_header_access/ Then you add the new one: http://www.squid-cache.org/Doc/config/request_header_add/ Amos