Preview Tool

Cisco Bug: CSCsz19296 - IPSEC NAT-T - block may get dropped due to VPN handle mismatch

Last Modified

Nov 08, 2016

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases


Description (partial)


Due to a VPN handle mismatch associated with an IPSEC NAT-T buffer, the block may be 

This was only ever seen with a large L2TP FT deployment.
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.