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Cisco Bug: CSCua84989 - HTTP client not resolving domain names within a VRF

Last Modified

Apr 15, 2019

Products (48)

  • Cisco IOS
  • Cisco 2951 Integrated Services Router
  • Cisco 1905 Serial Integrated Services Router
  • Cisco 861W Integrated Services Router
  • Cisco 881SRSTW Integrated Services Router
  • Cisco 888W Integrated Services Router
  • Cisco 892W Integrated Services Router
  • Cisco 886VA-CUBE Integrated Services Router
  • Cisco 861 Integrated Services Router
  • Cisco 881W Integrated Services Router
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Known Affected Releases

15.2(2)T

Description (partial)

Symptom:
IOS HTTP Client will fail to resolve the name in the VRF.

Debug ip http all - will display an error message stating:

%Error opening http://::location:: (I/O error)
*May 20 01:13:51.405: HTTPC: Host name resolution failed for ::name::

The failure scenario includes:
a) the case where "ip host vrf /vrf-name\ /host-name\ /IP-Address\" is configured
b) the case where "ip domain lookup" and "ip name-server vrf /vrf-name\ /dns-server\" is configured

Conditions:
IOS HTTP Client configured to source packets from a VRF. Applications include:
a) Smart Call Home
b) IOS IFS Copy function

Here, If ethernet0/0 is in a VRF, then we will need:
ip http client source-interface ethernet0/0
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Bug Details Include

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