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how to open ports

 
ADNAN AHMED
Occasional Advisor

how to open ports

hi
thanx for ur quick response

plz guide me how to open ports in squid, i want to open port 5050. my another problem, client's mirc isn't working.

adnan
10 REPLIES 10
U.SivaKumar_2
Honored Contributor

Re: how to open ports

Hi,

Sorry , Not possible.

Mirc will not run behind Squid. Because squid is not a SOCKS proxy it is a HTTP proxy (FTP too ).

It does not understand IRC protocol which Mirc clients use.

regards,

U.SivaKumar
Innovations are made when conventions are broken
Admin32
Advisor

Re: how to open ports

Keep in mind that your probably going to need the Ident port(113) open aswell if your trying to use Mirc behind a firewall.

Most IRC servers will not allow you to connect to them if you havent got an Ident deamon running.
Stuart Browne
Honored Contributor

Re: how to open ports

Actually, mIRC can use a 'Proxy Server', thus if you tell squid to allow port 6667 traffic (bad idea though), and tell mIRC to use that..

anyway. I don't advise this course of action.
One long-haired git at your service...
U.SivaKumar_2
Honored Contributor

Re: how to open ports

Dear Stuart Browne ,

I strongly disgree with you , squid cannot deal with IRC protocol .

I agree that the latest Mirc clients work with windows based HTTP proxies.

But as far as Squis is concerned prsesently it is simply NOT POSSIBLE.

regards,

U.SivaKumar
Innovations are made when conventions are broken
Stuart Browne
Honored Contributor

Re: how to open ports

*has a quick re-read of squid configuration*

I just vaguely recall reading somewhere of squid's ability just to ferry packets, rather than do any sort of intelligent proxying.

What about:

acl CONNECT method CONNECT
http_access deny CONNECT !SSL_ports

Given that SSL isn't proxied, this is a packet ferry.

What's to stop an idiot admin from doing:

acl IRC_Ports 6667-7000
http_access allow CONNECT IRC_Ports

And issuing the keyword "CONENCT : HTTP/1.1
Host: " in a session?

Squid does support ftp://ftp.isi.edu/in-notes/rfc2817.txt (Tunneling other protocols through the Proxies).
One long-haired git at your service...
U.SivaKumar_2
Honored Contributor

Re: how to open ports

Stuart ,

That's a good idea. I have heard about it but not tried at my site due to security implications.

I hope i was not rude in disagreeing with you.

Thanks,

U.SivaKumar
Innovations are made when conventions are broken
Stuart Browne
Honored Contributor

Re: how to open ports

Nah, is ok. I'm used to people disagreeing with me :)

I apologise to all for the "idiot admin" comment too ;)
One long-haired git at your service...
ADNAN AHMED
Occasional Advisor

Re: how to open ports

Thanxz
Stuart Browne
U.Sivakumar
& if u know any more About THis problem then reply me thanxz Again....
adnan
Stuart Browne
Honored Contributor

Re: how to open ports

So not only do you fail to see that the question has already be answered, but you also fail to assign points to the posters. *sigh*

The post I wrote with 'CONNECT' in it is what you are are after. If it is not clear enough in there, then I suggest you read Squid's documentation (http://www.squid-cache.org/) and get it direct from the source.

The FAQ has the details.
One long-haired git at your service...