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Refer to the exhibit. A customer has an IPsec tunnel that is configured between two remote offices. The customer is see

Posted: Sat Jul 23, 2022 7:10 pm
by answerhappygod
Refer to the exhibit.

A customer has an IPsec tunnel that is configured between two remote offices. The customer is seeing these syslog messages on Router B:
%CRYPTO-4-PKT_REPLAY_ERR: decrypt: replay check failed connection id=x, sequence number=y
What is the most likely cause of this error?
Refer To The Ex 1
Refer To The Ex 1 (11.83 KiB) Viewed 50 times
A. The customer has an LLQ QoS policy that is configured on the WAN interface of Router A.
B. A hacker on the Internet is launching a spoofing attack.
C. Router B has an incorrectly configured IP MTU value on the WAN interface.
D. There is packet corruption in the network between Router A and Router B.
E. Router A and Router B are not synchronized to the same timer source.