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Cisco Bug: CSCuq64416 - ASR-1004 Call Failures with TCP as Session Protocol towards CVP/CUCM

Last Modified

Apr 25, 2020

Products (16)

  • Cisco IOS
  • Cisco ASR 901-6CZ-F-D Router
  • Cisco ASR 901-6CZ-FS-D Router
  • Cisco ASR 901S-4SG-F-D Router
  • Cisco ASR 901-4C-FT-D Router
  • Cisco ASR 901-6CZ-F-A Router
  • Cisco ASR 901S-2SG-F-D Router
  • Cisco ASR 901S-2SG-F-AH Router
  • Cisco ASR 901-6CZ-FT-A Router
  • Cisco ASR 901-12C-FT-D Router
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Known Affected Releases

15.5(2)S

Description (partial)

Symptom:
ASR CUBE doesn't send "ACK" to "SYN+ACK" received from CVP

Conditions:
when TCP is used as Session Protocol in ASR CUBE for Dial-Peer pointing towards CVP/CUCM
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Bug Details Include

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  • Status
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