Dear Nocolas, Please see the router status... Cisco IOS Software, 2800 Software (C2800NM-ADVIPSERVICESK9-M), Version 12.3(14)T 4, RELEASE SOFTWARE (fc2) ROM: System Bootstrap, Version 12.3(8r)T7, RELEASE SOFTWARE (fc1) It's also mention that another one my proxy is running with WCCP same router configuration. But currently my project is tproxy configuration with WCCP, it's has not running ok. My question is TPROXY + WCCP anything misconfigured ???? Thanks Engr.M.Monzur Alam Network & System Admin Grameen CyberNet Ltd. Dhaka, Bnagladesh -----Original Message----- From: Ritter, Nicholas [mailto:Nicholas.Ritter@americantv.com] Sent: Tuesday, May 12, 2009 10:33 PM To: Engr.M.monzur Alam Cc: tproxy@lists.balabit.hu Subject: RE: [tproxy] Tproxy with WCCP configure error Which cisco device is going the WCCP? _____ From: tproxy-bounces@lists.balabit.hu [mailto:tproxy-bounces@lists.balabit.hu] On Behalf Of Engr.M.monzur Alam Sent: Tuesday, May 12, 2009 9:43 AM To: tproxy@lists.balabit.hu Cc: tproxy-request@lists.balabit.hu Subject: [tproxy] Tproxy with WCCP configure error 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. My error showed.............. [root@heldas]# tcpdump -i gre0 tcpdump: WARNING: arptype 778 not supported by libpcap - falling back to cooked socket tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on gre0, link-type LINUX_SLL (Linux cooked), capture size 96 bytes ^C 0 packets captured 0 packets received by filter 0 packets dropped by kernel My iptables script is........... #/bin/bash /sbin/iptables -t mangle -N DIVERT /sbin/iptables -t mangle -A PREROUTING -p tcp -m socket -j DIVERT /sbin/iptables -t mangle -A DIVERT -j MARK --set-mark 1 /sbin/iptables -t mangle -A DIVERT -j ACCEPT /sbin/iptables -t mangle -A PREROUTING -p tcp --dport 80 -j TPROXY --tproxy-mark 0x1/0x1 --on-port 3129 My Physical connectivity structure is .... Internet cloud to Cisco core router to Juniper firewall to Distributed Cisco router to Core Cisco switch to TPROXY Please give me a solution . Thanks Engr.Mohammad Monzur Alam Network & System Admin Grameen CyberNet Ltd. Dhaka, Bangladesh