Which three statements about WCCP are true? (Choose three.)
A. The minimum WCCP-Fast Timers message interval is 500 ms.
B. If a specific capability is missing from the Capabilities Info Components, the router is assumed to support the default capability.
C. The router must receive a valid receive ID before it negotiates capabilities.
D. The assignment method supports GRE encapsulation for sending traffic.
E. If the packet return method is missing from a packet return method advertisement, the web cache uses the Layer 2 rewrite method.
F. The web cache transmits its capabilities as soon as it receives a receive ID from a router.
