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WCCP negotiation fails with error: WCCP debug
message: Here_I_Am packet from x.x.x.x w/bad
fwd method 00000001, was offered 00000002
Document ID: 118256
Contributed by Denis Jacobi and Siddharth Rajpathak, Cisco TAC
Engineers.
Aug 12, 2014
Contents
Question:
Why does WCCP negotiation fail with error: WCCP debug message: Here_I_Am packet from x.x.x.x w/bad
fwd method 00000001, was offered 00000002?
Environment:
Cisco Web Security Appliance (WSA)
• 
Cisco Catalyst 4948 Series Switch
• 
WCCP
• 
Symptoms:
WCCP is not working on Cisco Catalyst 4948 with IOS 12.2. Running 'debug ip wccp events' shows:
000104: 3w0d: WCCP−EVNT:wccp_update_assignment_status: enter
000105: 3w0d: WCCP−EVNT:wccp_update_assignment_status: exit000106: 3w0d: WCCP−EVNT:S00:
Here_I_Am packet from 10.158.116.13 w/bad fwd method 00000001, was offered 00000002000107: 3w0d:
WCCP−EVNT:S00: Here_I_Am packet from 10.158.116.13 with incompatible capabilites
On the Catalyst 'debug ip wccp packets', displays:
000162: 3w0d: WCCP−PKT:S00: Sending I_See_You packet to 10.158.116.13 w/ rcv_id
On WSA, proxy log shows:
16/Apr/2007:19:03:58 +0800 INFO : prox::INFO: Wccp2_i_see_you received from 10.158.116.10 120 bytes
16/Apr/2007:19:03:58 +0800 INFO : prox::INFO: Wccp2_here_i_am sent to router 10.158.116.10 120 bytes
Per the following Cisco support article, the Cisco Catalyst 4948 switch does NOT support WCCPv2 with the
GRE encapsulation forwarding method:
http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst4500/release/note/OL_9592.html
Excerpt from the article: