Preview Tool

Cisco Bug: CSCup21159 - dns queries intermittently result in Server Connection Broken

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases


Description (partial)

During call set up, OS attempts dns query for naptr and/or aaaa. occasionally fail with

[vpn 5455 debug] [1/0/4903 <vpnmgr:2> vpnmgr_func.c:5426] [software internal system syslog] Server Connection Broken: Id: X:X:X:X:X::X, Index: 1

During call set up, dns query for naptr and/or aaaa failed due to broken DNS-connection with the Server.

This issue seen when DNS-TCP connection handshake is not successful.
Bug details contain sensitive information and therefore require a 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.