>>> What are the primary differences between these releases? If I am >>> running Squid 2.6stable20 will it be relatively easy to upgrade too >>> the latest stable 3 release? Never had much trouble going from one >>> STABLE 2.6 to the next. >>> >>> Does Squid 3 handle .NET issues or IIS webservers any better then 2.6? > >> Both are based on 2.5. >> - 3.0 adds features geared towards content adaptation. >> - 2.6 adds performance upgrades for high-traffic acceleration clients. >> >> The upgrade itself should be easy. Last time we checked 3.0 was on par >> with >> 2.6s6, so its a step down from s20. You probably want to wait for 3.1 or >> later. But it depends entirely on your performance and more importantly >> feature needs. >> >> As for .NET and IIS issues. Other than their chunk-encoding problem I'm >> not >> aware of any affecting squid. In that case 2.6 is slightly better than >> 3.0 >> and worse than 3.1. > > I have problems with users connecting to websites on IIS servers not > able to authenticate with user name and password. Some other user > complains they cannot upload .NET. Will the chunked-encoding issue > cause this? No. Thats another two issues altogether. The authentication one is probably a configuration issue. But may be an auth bug. The upload one may be related to squid blocking unknown HTTP request methods, or the size of the objects being uploaded. A good cache.log trace of the two operations should lead you to the problem. Amos