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Cisco Bug: CSCvs73854 - SPAN capture in both directions is only capturing in one way.

Last Modified

Aug 29, 2020

Products (1)

  • Cisco 1100 Series Industrial Integrated Services Routers

Known Affected Releases

16.11.1

Description (partial)

Symptom:
The SPAN configuration states that traffic will be captured in both directions however, in the collector(Wireshark) we can see only traffic in one direction. The traffic that is incoming to the interface that is meing monitored, is not showing up in the capture. The traffic that goes out of the interface is captured.

Conditions:
SPAN capture configured in both directions.
 monitor session 1 source interface Fa0/0/2 both
 monitor session 1 destination interface Fa0/0/3
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