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Cisco Bug: CSCvt97642 - MIP100 - Continous %SCOOBY-5-SERIAL_BRIDGE_BLOCK_EVENT flooding on the console

Last Modified

Sep 02, 2020

Products (20)

  • Cisco ASR 1000 Series Aggregation Services Routers
  • Cisco ASR 1000 Series IOS XE SD-WAN
  • Cisco 4221 Integrated Services Router
  • Cisco 1101 Industrial Integrated Services Router
  • Cisco 4431 Integrated Services Router
  • Cisco ASR 1002-X Router
  • Cisco 4321 Integrated Services Router
  • Cisco 4331 Integrated Services Router
  • Cisco ASR 1001-X Router
  • Cisco 4451-X Integrated Services Router
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Known Affected Releases

16.12.2r 17.3.1

Description (partial)

This issue happens only with ASR1000-MIP100, During this Issue the Router Console will be flooding with below logs, for example the below logs are from the ASR1000-MIP100 in slot 0

SCOOBY-5-SERIAL_BRIDGE_BLOCK_EVENT: SIP0: cmcc: Block qtdh-logic_grp10/2 of serial bridge 0 had I/O event 0x200

Forwarding will be blocked for all  the interfaces connected to ASR1000-MIP100 in slot 0

This issue occurs sometimes only when Router is reloaded with Traffic Running over interfaces
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