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Cisco Bug: CSCur67171 - Dial-peer stats poll cause SNMP high CPU if 500+ dial-peers configured

Last Modified

Sep 14, 2019

Products (9)

  • Cisco IOS
  • Cisco 7301 Router
  • Cisco 7206 Router
  • Cisco 7206VXR Router
  • Cisco 7204 Router
  • Cisco 7202 Router
  • Cisco 7200 Series NPE-G2 Network Processing Engine
  • Cisco 7201 Router
  • Cisco 7204VXR Router

Known Affected Releases


Description (partial)

High CPU usage for multiple minutes caused by SNMP Engine process specifically. IOS router may become unresponsive.

Use "show process cpu sorted | exclude 0.00" CLI command to confirm "SNMP Engine" process is consuming most or all of the CPU usage.

1) Running Prime Collaboration Assurance 10.5.0 or 10.5.1 to discover IOS ISR G2 router. 
2) IOS router has hundreds of dial-peers configured (confirmed for 500+ dial-peers even without any call activity)
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
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