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Cisco Bug: CSCvs15215 - Cisco Wave 2 APs should not include Ethernet header size in PMTU check length

Last Modified

Jan 15, 2020

Products (1)

  • Cisco Aironet 1850 Series Access Points

Known Affected Releases

8.5(151.0)

Description (partial)

Symptom:
Cisco Wave 2 APs send PMTU packets with smaller size than it should be (14 bytes less, sent PMTU  packets size is 1483, 1003 while it should be 1499, 1019 ).
They should exclude Ethernet header size (14 bytes) from PMTU calculation in addition to two bytes subtracted.

Conditions:
Cisco Wave 2 APs (AP-COS platform).
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