I'm not sure what I'm missing. I have a system on the same subnet as a 6500 switch layer 3 (PFC2/MSFCII) running 12.2.18(SDX). I'm running squid 2.6 STABLE3 Here is my squid.conf file.. acl QUERY urlpath_regex cgi-bin \? no_cache deny QUERY cache_mem 48 MB cache_replacement_policy heap LFUDA memory_replacement_policy heap LFUDA maximum_object_size 150096 KB minimum_object_size 0 KB access_log /usr/local/squid-2.6/var/logs/access.log cache_log none cache_store_log none half_closed_clients off cache_swap_high 95 cache_swap_low 90 cache_dir aufs /var/squid/cache1 10000 25 256 cache_dir aufs /var/squid/cache2 10000 25 256 buffered_logs on http_port 80 tproxy transparent wccp2_router 172.16.103.1 wccp2_return_method 2 wccp_forwarding_method 2 wccp2_version 4 #wccp2_service standard 0 wccp2_service dynamic 80 wccp2_service_info 80 protocol=tcp flags=src_ip_hash priority=240 ports=80 wccp2_service dynamic 90 wccp2_service_info 90 protocol=tcp flags=dst_ip_hash,ports_source priority=240 ports=80 acl localnet src 172.16.100.0/255.255.252.0 acl localhost src 127.0.0.1/255.255.255.255 acl CONNECT method CONNECT acl all src 0.0.0.0/0.0.0.0 http_access allow localnet http_access allow localhost http_access deny all Here is what's relevant for my router/switch. at6506_13LR#sh run int vlan 1 Building configuration... Current configuration : 175 bytes ! interface Vlan1 ip address 172.16.103.1 255.255.252.0 ip nat inside ip wccp 80 redirect in ip wccp 90 redirect out ip route-cache same-interface priority-group 1 end <snip> ip wccp 80 redirect-list 1 group-list 90 accelerated ip wccp 90 redirect-list 1 group-list 90 accelerated <snip> cat6506_13LR#sh access-list 90 Standard IP access list 90 10 permit 172.16.101.160 (11 matches) 20 deny any cat6506_13LR#sh access-list 1 Standard IP access list 1 10 permit 172.16.101.98 (354 matches) 20 deny any (5 matches) I start squid ./squid -d9 and here is the output: 2006/09/14 14:26:27| parseConfigFile: line 21 unrecognized: 'wccp2_version 4' 2006/09/14 14:26:27| parseConfigFile: line 21 unrecognized: 'wccp2_version 4' 2006/09/14 14:26:27| Starting Squid Cache version 2.6.STABLE3 for i686-pc-linux-gnu... 2006/09/14 14:26:27| Process ID 29091 2006/09/14 14:26:27| With 1024 file descriptors available 2006/09/14 14:26:27| Using epoll for the IO loop 2006/09/14 14:26:27| Performing DNS Tests... [root@pintlis-ap09 sbin]# 2006/09/14 14:26:27| Successful DNS name lookup tests... 2006/09/14 14:26:27| DNS Socket created at 0.0.0.0, port 32768, FD 5 2006/09/14 14:26:27| Adding nameserver 172.16.101.105 from /etc/resolv.conf 2006/09/14 14:26:27| Adding nameserver 172.16.101.139 from /etc/resolv.conf 2006/09/14 14:26:27| Unlinkd pipe opened on FD 10 2006/09/14 14:26:27| Swap maxSize 20480000 KB, estimated 1575384 objects 2006/09/14 14:26:27| Target number of buckets: 78769 2006/09/14 14:26:27| Using 131072 Store buckets 2006/09/14 14:26:27| Max Mem size: 49152 KB 2006/09/14 14:26:27| Max Swap size: 20480000 KB 2006/09/14 14:26:27| Store logging disabled 2006/09/14 14:26:27| Rebuilding storage in /var/squid/cache1 (DIRTY) 2006/09/14 14:26:27| Rebuilding storage in /var/squid/cache2 (DIRTY) 2006/09/14 14:26:27| Using Least Load store dir selection 2006/09/14 14:26:27| Current Directory is /usr/local/squid-2.6/sbin 2006/09/14 14:26:27| Loaded Icons. 2006/09/14 14:26:27| ALERT: initgroups: unable to set groups for User nobody and Group 992006/09/14 14:26:27| Accepting transparently proxied HTTP connections at 0.0.0.0, port 80, FD 15. 2006/09/14 14:26:27| ALERT: initgroups: unable to set groups for User nobody and Group 992006/09/14 14:26:27| Accepting ICP messages at 0.0.0.0, port 3130, FD 16. 2006/09/14 14:26:27| ALERT: initgroups: unable to set groups for User nobody and Group 992006/09/14 14:26:27| Accepting SNMP messages on port 3401, FD 17. 2006/09/14 14:26:27| WCCP Disabled. 2006/09/14 14:26:27| Accepting WCCPv2 messages on port 2048, FD 18. 2006/09/14 14:26:27| Initialising all WCCPv2 lists 2006/09/14 14:26:27| ALERT: initgroups: unable to set groups for User nobody and Group 992006/09/14 14:26:27| Ready to serve requests. 2006/09/14 14:26:27| Done reading /var/squid/cache1 swaplog (0 entries) 2006/09/14 14:26:27| Done reading /var/squid/cache2 swaplog (0 entries) 2006/09/14 14:26:27| Finished rebuilding storage from disk. 2006/09/14 14:26:27| 0 Entries scanned 2006/09/14 14:26:27| 0 Invalid entries. 2006/09/14 14:26:27| 0 With invalid flags. 2006/09/14 14:26:27| 0 Objects loaded. 2006/09/14 14:26:27| 0 Objects expired. 2006/09/14 14:26:27| 0 Objects cancelled. 2006/09/14 14:26:27| 0 Duplicate URLs purged. 2006/09/14 14:26:27| 0 Swapfile clashes avoided. 2006/09/14 14:26:27| Took 0.3 seconds ( 0.0 objects/sec). 2006/09/14 14:26:27| Beginning Validation Procedure 2006/09/14 14:26:27| Completed Validation Procedure 2006/09/14 14:26:27| Validated 0 Entries 2006/09/14 14:26:27| store_swap_size = 0k 2006/09/14 14:26:28| storeLateRelease: released 0 objects 2006/09/14 14:26:28| wccp2HandleUdp: fatal error - A WCCP router has specified a different assignment method 2, expected 1 2006/09/14 14:26:28| FD 18 Closing WCCP socket Not sure whats the deal here.. Any help is appreciated. __________________________________________ Errol Uriel Neal Jr. Sr. Network Administrator DFI International, Inc. 1717 Pennsylvania Ave NW, Suite 1300 Washington, DC 20006 Tel (202)452-6955 Fax (202)452-6910 eneal@xxxxxxxxxxxx www.dfi-intl.com