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Cisco Bug: CSCuw44053 - 4500x Crashing while applying netflow configuration

Last Modified

Jun 11, 2018

Products (1)

  • Cisco Catalyst 4500 Series Switches

Known Affected Releases


Description (partial)

4500 series switch running IOS-XE 3.7.x code might crash when making netflow config changes. Eg:

	flow monitor X
	 record X
	 vlan config X
	 ip|ipv6 flow monitor X input

IOSD-EXT-SIGNAL: Segmentation fault(11), Process = Cat4k Mgmt HiPri

The crash is observed in the below scenario: 
Monitor is attached to an interface, detached and then flow fields modified. When the modified monitor is attached back to an interface, the box crashes.
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