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Cisco Bug: CSCsg37116 - traceback/crash at penultimate hop router when traceroute

Last Modified

Jan 29, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

12.0(32)S5 12.0S

Description (partial)


After giving the  command 'traceroute ip <x.x.x.x>' or 'traceroute <x.x.x.x>
over an LDP-enabled network, the penultimate hop router shows a traceback 
message in the console log.


The mpls ip option is configured in the network and for the core trunks.
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  • Full Description (including symptoms, conditions and workarounds)
  • Status
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