Hello. It not work... :( When I try use Oops (http://oops-cache.org) + WCCPv2 - it works... On Cisco I see it: WCCP-EVNT: Here_I_Am packet from proxy_ip w/bad rcvd_id 00000000 #tcpdump proto gre When I did it on FreeBSD - nothings happen. I use GENERIC FreeBSD kernel with this strings added: device gre options IPFIREWALL options IPFIREWALL_VERBOSE options IPFIREWALL_VERBOSE_LIMIT=5 options IPFIREWALL_FORWARD options IPFIREWALL_DEFAULT_TO_ACCEPT GRE on FreeBSD: ifconfig gre0 create ifconfig gre0 proxy_ip 10.20.30.40 netmask 255.255.255.255 link1 link2 tunnel proxy_ip router_ip up IPFW: ipfw -q flush ipfw add check-state ipfw add pass all from any to any via lo0 ipfw add fwd 127.0.0.1,3128 tcp from any to any http in via gre0 Squid: httpd_accel_port 80 httpd_accel_host virtual httpd_accel_with_proxy on httpd_accel_uses_host_header on forwarded_for on wccp_router 212.0.66.170 wccp_version 4 Cisco: interface FastEthernet0/1 description *** Customers Network *** ip address x.x.x.x y.y.y.y no ip redirects ip accounting output-packets ip wccp web-cache redirect in ip route-cache flow no ip route-cache cef no ip mroute-cache speed 100 full-duplex no cdp enable access-list 123 remark *** WCCP *** access-list 123 permit ip host NAT_GATE any ip wccp version 1 ip wccp web-cache redirect-list 123 If anybody know - where is the trouble, please help me.