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Cisco Bug: CSCuj20120 - NAT-PT router fails to create a NAT table

Last Modified

Apr 18, 2019

Products (103)

  • Cisco IOS
  • Cisco VG204 Analog Voice Gateway
  • Cisco 861W Integrated Services Router
  • Cisco 886VA-CUBE Integrated Services Router
  • Cisco 892W Integrated Services Router
  • Cisco 888W Integrated Services Router
  • Cisco 2951 Integrated Services Router
  • Cisco AS5400XM Universal Gateway
  • Cisco 1905 Serial Integrated Services Router
  • Cisco VG224 Analog Voice Gateway
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Known Affected Releases

15.1(4)M4

Description (partial)

Symptom: NAT-PT router cannot allocate a port for a V4 address and fails to create a new translation table.
Conditions: After having allocated all port numbers to a v4 address, the problem occurs even if all active translation tables are timed out.
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