Cisco Cisco Packet Data Gateway (PDG)
Rekeying SAs
▀ Rekey Traffic Overlap
▄ IPSec Reference, StarOS Release 16
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Figure 28. Initiator and Responder Behavior During Rekeying
Notes:
1. If Node-A does not send DELETE at [C], guard timer expiry in Node-B replaces event [D]; guard timer expiry
in Node-A replaces event [E}.
2. If Node-B does not send DELETE at [D], guard timer expiry in Node-A replaces event [E].
3. Guard timer expiry is fixed at 120 seconds.