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Cisco Bug: CSCup66065 - ISR G2 unable to install IPsec SA w/ IPv6 Transport address with NAT

Last Modified

Apr 30, 2020

Products (25)

  • Cisco IOS
  • Cisco ASR 901-6CZ-F-D Router
  • Cisco ASR 901-6CZ-FS-D Router
  • Cisco ASR 901S-4SG-F-D Router
  • Cisco ME 3600X-24TS-M Switch
  • Cisco ASR 901-4C-FT-D Router
  • Cisco ASR 901S-2SG-F-D Router
  • Cisco ASR 901-6CZ-F-A Router
  • Cisco ASR 901S-2SG-F-AH Router
  • Cisco ASR 901-6CZ-FT-A Router
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Known Affected Releases

15.4(2.15)PI26g 15.4(3)S 15.5(1.23)T0.2 15.5(2.14)T 15.5(2.6)T

Description (partial)

Symptom:
On ISRG1/G2 Creation/Installation of IPsec SA into IPsec DB is failing when we are using IPv6 as transport medium [outer address] and NAT is detected. This is an enhancement request to support IPV6 NAT-T on ISRs.

Conditions:
We are using IPv6 as transport medium [outer address] with NAT in the path
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