debug crypto isakmp—Displays errors during Phase 1.

debug crypto ipsec—Displays errors during Phase 2.

debug crypto engine—Displays information from the crypto engine.

clear crypto connection connection-id [slot | rsm | vip] —Terminates an encrypted session currently in progress. Encrypted sessions normally terminate when the session times out. Use the show crypto cisco connections command to learn the connection-id value.

clear crypto isakmp—Clears the Phase 1 SAs.

clear crypto sa—Clears the Phase 2 SAs.