On 17.01.10 00:42, anand phulwani wrote:
> My problem is ,i am using squid 2.7 as a transparent proxy on Ubuntu
> Server 9.10 on Sun VirtualBox and my network is divided into two groups,
> to one i want to allow gtalk & gmail and to other i want to allow just
> gmail.
> 
> I came to know that one solution could be WPAD/PAC.
> But I am looking for other alternative. i tried
> a) Recompiling it with --enable-ssl and installing,which allowed me to 
> control gtalk
> but it stopped opening gmail.com
> b) So i thought of redirecting 0:442, 444:65535 to port 3128(http_port) and 
> masquerading port 443.this allowed gmail,but removed the access control over 
> gtalk
> c) then i reverted to snapshot when i repeated the step a ,my gtalk is unable 
> to connect, i dont understand what had i missed(there is something i have 
> missed i just dont know what i am missing).
> d) then i tried 3129(https_port) and generated key and certificate as a wild 
> try.but still gtalk is unable to connect.

> Also I Would Like To Ask
> e)Can I Use Squid 3.0 For HTTPS?, although it is still not maintained by 
> ubuntu core developers and is not quoted as stable.Is it reliable?.

no. intercepting (called transparent proxying) SSL protocols is not possible
without dangerous side-effects.

Also, intercepting other protocols than HTTP is mostly impossible.

-- 
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