On Fri, 23 Sep 2011 16:49:24 +0530, benjamin fernandis wrote:
Hi All,

I am trying to deploy squid with existing network for cache gain and
tproxy feature.I configured squid properly there is no error.I can see
traffic in access.log and iptables tproxy rule but at end users end
they are getting squid error page with request time out.

What could be the mistake behind this problem.?

Is there anything remaining in squid?

It has recently been brought to my attentino that the rp_filter system underwent a re-designe in kernel 2.6.32 and what we had in the wiki is doing the opposite (strict blocking) of what we wanted (loose checks default, none on the interface). Check your rp_filter values they should be "2" now where previously we were advising "1", and "0" on the interface where TPROXY is happening.



reference : http://wiki.squid-cache.org/Features/Tproxy4


squid version: 3.1.15
os : fedora 15


Squid in network:

     ROUTER   ------------> PBR CONFIGURATION  ( FOR port 80 traffic
pass to squid from bandwith shapper , for port 80 traffic pass
internet to squid)
          |
          |
       SWITCH
        |  |
        |  | -----SQUID BOX
        |
    BANDWITH
     SHAPPER
        |
        |
END USERS



Kindly guide me to solve this abnormal problem.


Thanks,
Benjamin

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