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Cisco Bug: CSCus89639 - Pbx unable to recognize the signal CLR backward signal

Last Modified

Jul 25, 2018

Products (96)

  • Cisco 2900 Series Integrated Services Routers
  • Cisco C897VA Integrated Services Router
  • Cisco VG204XM Analog Voice Gateway
  • Cisco 888W Integrated Services Router
  • Cisco 898 Secure G.SHDSL EFM/ATM with Multi-Mode 4G LTE ISR Router
  • Cisco 1905 Serial Integrated Services Router
  • Cisco C892FSP Integrated Services Router
  • Cisco 2951 Integrated Services Router
  • Cisco 861W Integrated Services Router
  • Cisco 892W Integrated Services Router
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Known Affected Releases

15.4(3)M1

Description (partial) 

Symptom:
Pbx unable to recognize the signal CLR backward signal

Clear Backward signal is equal to to seize-ack, since there is no change on binary pbx is unable to detect the clear back.

Conditions:
15.4(3)M1
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
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