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Cisco Bug: CSCta77091 - "socket SO_UDPCHECKSUM option setting failed" when sla responder

Last Modified

Jan 28, 2017

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)


A Cat6K running modular IOS may display the below message in the log when acting as IP SLA responder:

socket SO_UDPCHECKSUM option setting failed

This has no negative impact on the device.


Device is running modular IOS, does not affect non-modular images
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