Cisco Bug: CSCul50165 - ASR-903 fails to forward mpls packets with the maximum MTU

Last Modified

Nov 27, 2020

Products (1)

Cisco ASR 900 Series Aggregation Services Routers

Known Affected Releases

15.3(2)S

Description (partial)

Symptom:
ASR-903 fails to forward packets with the maximum configurable MTU on A900-IMA16D (max 9148B despite configuring max mtu) and A900-IMA4OS (max 6072B despite configuring max mtu)

Conditions:
"mtu <max MTU>" interface command
Traffic transiting the router

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