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Cisco Bug: CSCut50228 - ASR1001-X ping loss with peer ASR1k at fixed speed 10M

Last Modified

Feb 27, 2018

Products (1)

  • Cisco ASR 1000 Series Aggregation Services Routers

Known Affected Releases

15.4(2)S 15.4(3)S2.1

Description (partial)

Symptom:
ASR1001-X ping loss with peer ASR1k at fixed speed 10M and half-duplex

This issue is specific to ASR1001-X and will not be seen in ASR1001

Conditions:
Only half-duplex could trigger this issue when ping big packet like 1280
and could be seen at the setup below:

1)ASR1001-X (0/0) <---> other ASR1k
2)ASR1002-X (0/0) <---> ASR1002-X (0/0)
3)ASR1002-X (0/0) <---> other ASR1k

For 1) this bug will fix it.
For 2) ASR1002-X 0/0 MAC does not support half-duplex in 10/100M
    3) same as 2
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