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Cisco Bug: CSCur23484 - L2TP control packet send with UDP checksum zero

Last Modified

Mar 07, 2018

Products (17)

  • Cisco IOS
  • Cisco ASR 901-6CZ-F-D Router
  • Cisco ASR 901-4C-FT-D Router
  • Cisco ME 3600X-24TS-M Switch
  • Cisco ASR 901-6CZ-F-A Router
  • Cisco ASR 901-6CZ-FT-A Router
  • Cisco ASR 901-12C-FT-D Router
  • Cisco 7600 Series Route Switch Processor 720 with Multilayer Switch Feature Card
  • Cisco ME 3600X-24FS-M Switch
  • Cisco ASR 901-4C-F-D Router
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Known Affected Releases

15.3(3)S3

Description (partial)

Symptom:
Any egress L2TP control packet has been send with UDP checksum zero.

Conditions:
Running Cisco IOS after 15.3(03)S01
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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