[ilugd] Squid as transparent proxy using TPROXY

2009-11-19 Thread Andrew Lynn
I have a problem of accommodating a large increase in the number of
users on my LAN, without proper planning at the level of the router.
The router now has a throttle of around 50%!
Fortunately, in our times of excess, we had not implemented
web-caching. This, I  hope, could be the short-term answer to serving
the users on the LAN and reducing throttle.

For administrative issues, it is best if squid is implemented as a
transparent cache. Most info on the net has squid sitting on the
router, and is transparent only to the client. Since content filtering
etc, is provided through a UTM box - Cyberoam - I need squid to be
transparent to both client and web-server. TPROXY promises such a
feature.

Does anyone have the experience in setting this kind of a
configuration, and can point me to some easy-to-follow how-tos? Would
also be glad to hear from anyone who has another solution.

Regards,
Andrew

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Re: [ilugd] Squid as transparent proxy using TPROXY

2009-11-19 Thread Kishore Bhargava

On 19/11/09 19:06, Andrew Lynn wrote:

I have a problem of accommodating a large increase in the number of
users on my LAN, without proper planning at the level of the router.
The router now has a throttle of around 50%!
Fortunately, in our times of excess, we had not implemented
web-caching. This, I  hope, could be the short-term answer to serving
the users on the LAN and reducing throttle.

For administrative issues, it is best if squid is implemented as a
transparent cache. Most info on the net has squid sitting on the
router, and is transparent only to the client. Since content filtering
etc, is provided through a UTM box - Cyberoam - I need squid to be
transparent to both client and web-server. TPROXY promises such a
feature.

Does anyone have the experience in setting this kind of a
configuration, and can point me to some easy-to-follow how-tos? Would
also be glad to hear from anyone who has another solution.

Regards,
Andrew


Andrew,

AFAIK, Cyberroam actually has a proxy module and can be set for both 
transparent or otherwise. Its in the interface options of Cyberoam. You 
may just want to stick with that rather than introduce a new box/service.


Cheers...Kishore
--
Hindsight is an exact science.

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Re: [ilugd] Squid as transparent proxy using TPROXY

2009-11-19 Thread Andrew Lynn
On Thu, Nov 19, 2009 at 8:57 PM, Kishore Bhargava kish...@linkaxis.com wrote:
 On 19/11/09 19:06, Andrew Lynn wrote:

 I have a problem of accommodating a large increase in the number of
 users on my LAN, without proper planning at the level of the router.
 The router now has a throttle of around 50%!
 Fortunately, in our times of excess, we had not implemented
 web-caching. This, I  hope, could be the short-term answer to serving
 the users on the LAN and reducing throttle.

 For administrative issues, it is best if squid is implemented as a
 transparent cache. Most info on the net has squid sitting on the
 router, and is transparent only to the client. Since content filtering
 etc, is provided through a UTM box - Cyberoam - I need squid to be
 transparent to both client and web-server. TPROXY promises such a
 feature.
snip
 AFAIK, Cyberroam actually has a proxy module and can be set for both
 transparent or otherwise. Its in the interface options of Cyberoam. You may
 just want to stick with that rather than introduce a new box/service.

Nope.
New versions of Cyberoam have removed support for (Squid)/caching in
the box - probably because the cache was eating up the small disk on
board. They have recently introduced a great logging/reporting
solution called Cyberoam iview[1] which can link Squid, Syslog and
Cyberoam or other UTMs like Sonicwall.
But ... that does not solve my problem  :(

Andrew

[1] http://sourceforge.net/projects/cyberoam-iview/
 http://www.cyberoam-iview.org/

-- 
Freed.in : Freedom in technology and software

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