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Cisco Bug: CSCvu05036 - ENH: NAT for locally generated traffic on IOS-XE

Last Modified

May 04, 2020

Products (1)

  • Cisco IOS

Known Affected Releases

16.3.5

Description (partial)

Symptom:
While having static NAT/PAT rules on the IOS-XE router, the locally generated control plane traffic is not going  through the NAT classification process.

Conditions:
This can be observed while having static ip nat inside/outside rules translating IKE ports: 500 and 4500 to any other ones. UDP packets on port 500/4500 for IKE negotiation do not get NATed.
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