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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Which cisco device is going the WCCP?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> tproxy-bounces@lists.balabit.hu
[mailto:tproxy-bounces@lists.balabit.hu] <b><span style='font-weight:bold'>On
Behalf Of </span></b>Engr.M.monzur Alam<br>
<b><span style='font-weight:bold'>Sent:</span></b> Tuesday, May 12, 2009 9:43
AM<br>
<b><span style='font-weight:bold'>To:</span></b> tproxy@lists.balabit.hu<br>
<b><span style='font-weight:bold'>Cc:</span></b>
tproxy-request@lists.balabit.hu<br>
<b><span style='font-weight:bold'>Subject:</span></b> [tproxy] Tproxy with WCCP
configure error</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>I
successfully configure tproxy all the steps. (Patching Centos, Patching
iptables, Building squid). And also WCCP configuration with L4 WCCPv2. When I
trying check gre0 tunnel with any packet flow but don’t found any
request.</span></font><o:p></o:p></p>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>My
error
showed………………………………….</span></font>
<br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>[root@heldas]#
tcpdump -i gre0</span></font> <br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>tcpdump:
WARNING: arptype 778 not supported by libpcap - falling back to cooked socket</span></font>
<br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>tcpdump:
verbose output suppressed, use -v or -vv for full protocol decode</span></font>
<br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>listening
on gre0, link-type LINUX_SLL (Linux cooked), capture size 96 bytes</span></font>
<br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>^C</span></font>
<br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>0
packets captured</span></font> <br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>0
packets received by filter</span></font> <br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>0
packets dropped by kernel</span></font> <o:p></o:p></p>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>My
iptables script
is……………………………</span></font>
<o:p></o:p></p>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>#/bin/bash</span></font>
<br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>/sbin/iptables
-t mangle -N DIVERT</span></font> <br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>/sbin/iptables
-t mangle -A PREROUTING -p tcp -m socket -j DIVERT</span></font> <br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>/sbin/iptables
-t mangle -A DIVERT -j MARK --set-mark 1</span></font> <br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>/sbin/iptables
-t mangle -A DIVERT -j ACCEPT</span></font> <br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>/sbin/iptables
-t mangle -A PREROUTING -p tcp --dport 80 -j TPROXY --tproxy-mark 0x1/0x1
--on-port 3129</span></font> <o:p></o:p></p>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>My
Physical connectivity structure is ……..</span></font> <br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Internet
cloud to Cisco core router to Juniper firewall to Distributed Cisco router to
Core Cisco switch to TPROXY </span></font><o:p></o:p></p>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Please
give me a solution …</span></font> <o:p></o:p></p>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Thanks</span></font>
<br>
Engr.Mohammad <font size=2 face=Arial><span style='font-size:10.0pt;font-family:
Arial'>Monzur Alam</span></font> <br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Network
& System Admin</span></font> <br>
<font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>Grameen
CyberNet Ltd.</span></font> <br>
<st1:place w:st="on"><st1:City w:st="on"><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Dhaka</span></font></st1:City><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>, <st1:country-region
w:st="on">Bangladesh</st1:country-region></span></font></st1:place> <o:p></o:p></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
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