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Cisco Bug: CSCvt89951 - tcp-timeout applied to PPTP sessions in CGN mode

Last Modified

Sep 10, 2020

Products (20)

  • Cisco ASR 1000 Series Aggregation Services Routers
  • Cisco ASR 1000 Series IOS XE SD-WAN
  • Cisco 4221 Integrated Services Router
  • Cisco 1101 Industrial Integrated Services Router
  • Cisco 4431 Integrated Services Router
  • Cisco 4321 Integrated Services Router
  • Cisco ASR 1002-X Router
  • Cisco 4331 Integrated Services Router
  • Cisco ASR 1001-X Router
  • Cisco 4461 Integrated Services Router
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Known Affected Releases

16.12.3 16.9.5

Description (partial)

Symptom:
When opening pptp session, it does not use timeout if tcp-pptp (configured or default), but tcp-timeout is applied.
tcp-timeout is by default 124 minutes, but only when ip nat translation timeout is not configured.

Conditions:
IP NAT set as CGN mode.
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Bug Details Include

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  • Status
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