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Cisco Bug: CSCtc51845 - Traceroute to VRFaddress causes crash when ip nat enable is configured

Last Modified

Jan 28, 2017

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)


A router configured as a PE (Provider Edge) might crash when a traceroute vrf <VRF> <ip adress> is issued on another PE. The <ip address> must belong to an existing vrf on the crashing PE.


'ip nat enable' is configured on the P/Core facing interface (where mpls ip is configured). 

This occurs with 15.0(1)M
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