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Cisco Bug: CSCtc17568 - ATTN-SYNC timeout message on running traffic with TP/Reassem

Last Modified

Jan 28, 2017

Products (1)

  • Cisco ASR 1000 Series Aggregation Services Routers

Known Affected Releases

12.2(33)XNC

Description (partial)

Symptom:
In some cases, encryption processor in ASK1k detected ipsec inner bad packets and dropped the packets unexpected. The big number of packets drop may have impact on encryption/decryption operation for new incoming packets.

Conditions:
This systom will only been seen when another IPsec peer (in sample case the router came from another vendor) sent inner bad encrypted packets which supposed to be dropped there.
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