[CLUG-tech] ISA rolout at ICT

Hans van der Merwe hvdmerwe at sunspace.co.za
Tue Dec 4 10:07:50 SAST 2007


On Tue, 2007-12-04 at 09:51 +0200, Rainer M Krug wrote:
> Hans van der Merwe wrote:
> > On Tue, 2007-12-04 at 09:20 +0200, Rainer M Krug wrote:
> >> Hi
> >>
> >> ICTS is rolling out ISA (nternet Security and Acceleration) at UCT which 
> >> requires the use of the cache.pac automatic proxy configuration file and 
> >> an authentication with username and password to access the internet.
> >>
> >> My question is:
> >>
> >> How does that affect programs (under Linux) in which I can not use the 
> >> automatic configuration script, but which use a direct proxy address?
> >> I assume that browsers like firefox et al will work - but I am slightly 
> >> worried about the other programs (smart package manager, R, etc.) --- 
> >> especially ICTS help desk essentially told me that I should contact them 
> >> if it doesn't work and they will see if they can make a plan to make it 
> >> work.
> >>
> >> Rainer
> > 
> > Well, I have the same at my current job - MS ISA server (proxy).  It
> > currently uses NTLM to authenticate the user to the server - this is
> > native to Firefox (do about:config and search for ntlm), but not to the
> > rest of the system (well not the ones I used, Kubuntu and openSUSE).
> > I use "ntlmaps",  http://ntlmaps.sourceforge.net/
> > It acts as an local proxy and relays any requests to the ISA server
> > (with NTLM auth).
> 
> That sounds really interesting - in addition, I could use it to reduce 
> the need to change many proxy settings when I have to switch proxy 
> servers (one in office one, another in office two and a third one at 
> home). Does ntlmaps also work when the external proxy does not require 
> authentication?
> 

Cant see a "disable NTLM" option in the config file, so Im not sure.
Im sure there are other apps out there that can do what you ask.

Hans



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