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Cisco Bug: CSCte11980 - ASR1k not sending Fragmentation required ICMP for No Label packets

Last Modified

Jan 29, 2017

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)


ICMP Fragmentation required (type 3, code 4) is not sent back if packets are hitting "no label" in LFIB.


Issue is observed on ASR1k running 12.2(33)XNE code.
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