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Cisco Bug: CSCvv83201 - Crash opening UDP port for IP SLA with DNS

Last Modified

Oct 16, 2020

Products (1)

  • Cisco 2600 Series Multiservice Platforms

Known Affected Releases


Description (partial)

Unexpected reload of router when opening a UDP port via IP SLA with DNS feature.

First found on 3945 running 15.7(3)M6 (may affect others).

Configuration of IP SLA when it was detected was:

ip sla <x>
 dns  <domain> name-server <dns server>
 timeout <y>
ip sla schedule <x> life forever start-time now
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