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Cisco Bug: CSCul22733 - Mgmt interface configured as flow exporter source intf may crash ASR

Last Modified

Mar 31, 2020

Products (17)

  • Cisco IOS
  • Cisco ASR 901-6CZ-F-D Router
  • Cisco ME 3600X-24TS-M Switch
  • Cisco ASR 901-4C-FT-D Router
  • Cisco ASR 901-6CZ-F-A Router
  • Cisco ASR 901-6CZ-FT-A Router
  • Cisco ASR 901-12C-FT-D Router
  • Cisco 7600 Series Route Switch Processor 720 with 10 Gigabit Ethernet Uplinks
  • Cisco ASR 901-6CZ-FT-D Router
  • Cisco 7600 Series Route Switch Processor 720 with Multilayer Switch Feature Card
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Known Affected Releases

15.3(1)S1 15.3(3)S1

Description (partial)

ASR seen to crash

1. Flow exporter defined with the Management interface GigabitEthernet0 configured as source.
2. An FNF record is configured  to  collect URL name.
3. FNF monitor using the above record and exporter is  configured on an interface with  MTU > 1500 bytes. 
4. A packet with URL > 1500 bytes hits the monitor
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Bug Details Include

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