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Cisco Bug: CSCvv50783 - IPSEC tunnels to AWS TGW failing when VPN tunnel doesn't allow all traffic

Last Modified

Sep 03, 2020

Products (1)

  • Cisco IOS

Known Affected Releases

17.2.1 17.3.1a 19.2.1

Description (partial)

Symptom:
Packets to TGW Tunnel destination are dropped by SDWAN Implicit Access list is dropping the packets.

cedge-28#show pl hardware qfp active statistics drop                                                                                                                                
Last clearing of QFP drops statistics : Wed Aug 26 05:08:03 2020                                                                                                                    
 (8s ago)                                                                                                                                                                           
                                                                                                                                                                                    
-------------------------------------------------------------------------                                                                                                           
Global Drop Stats                         Packets                  Octets                                                                                                           
-------------------------------------------------------------------------                                                                                                           
SdwanImplicitAclDrop                            2                     356

Conditions:
Allow all service needs to be disabled on the Tunnel interface.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
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