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Cisco Bug: CSCvu83389 - ASA drops GTPV1 Forward relocation Request message with Null TEID

Last Modified

Sep 11, 2020

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases

9.13(1.180)

Description (partial)

Symptom:
Forward relocation request messages which has TEID 0x0 are being dropped by ASA and following syslog is generated:

 %ASA-3-324001: GTPv1 packet parsing error for message Forward Relocation Request from outside:X.X.X.X/2123 to inside:X.X.X.X/2123, TEID: 0x00000000, Reason: Null TID

Conditions:
ASA running GTP inspection
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