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Cisco Bug: CSCvu27887 - suppress-nrupc didn't works after upgrade to 21.17.4

Last Modified

Sep 17, 2020

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases

21.17.4 21.17.8 21.18.6 21.19.4 21.20.0

Description (partial)

Symptom:
After upgraded to 21.17.4 from 21.14.2 , it was noticed suppress-nrupc feature didn't works in 21.17.4 
This causing high UPC and since SGSN is not accepting upgrade QOS , SGSN rejecting it and causing KPI dip . 

This CDETS is to fix GGSN behavior to ignoring  suppress-nrupc

Conditions:
GGSN configured with suppress-nrupc and there is an NRUPC scenario 

   ggsn-service GGSN-SVC
      no gtpc allow-on-congestion apn-name
      no gtpc allow-on-congestion arp
      no gtpc allow-on-congestion rel99arp
      gtpc suppress-nrupc upc qos-change   <<<<
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