Guest

Preview Tool

Cisco Bug: CSCvv52504 - PGW not setting the IPv6 Layer Hop Limit

Last Modified

Sep 17, 2020

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

21.14.b21 21.15.48 21.20.5

Description (partial)

Symptom:
Replicated the problem in lab and found for IPV6 we are not setting the ?ebgp-multihop max-hop" properly.

[local]SUST-DPC2-CXGW8# show config | grep -i -E "^  context|max-hop"
Friday August 21 19:53:14 UTC 2020
  context local
  context XGWin
      neighbor 45.200.20.25 ebgp-multihop max-hop 6
      neighbor 45.250.20.26 ebgp-multihop max-hop 6
      neighbor 45.250.20.27 ebgp-multihop max-hop 6
      neighbor 2003:4888:fff3:fff3:45:200:20:25 ebgp-multihop max-hop 6
      neighbor 45.200.20.24 ebgp-multihop max-hop 6
      neighbor 2003:4888:fff3:fff3:45:200:20:24 ebgp-multihop max-hop 6
      neighbor 2001:4888:64:13:620:202:: ebgp-multihop max-hop 6

Attached SSD, PCAPS

Conditions:
IpV6 hop limit
Bug details contain sensitive information and therefore require a Cisco.com 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.