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Cisco Bug: CSCul04503 - ATM PVC stays down though the SHDSL controller is up

Last Modified

Jan 29, 2017

Products (9)

  • Cisco IOS
  • Cisco 7206 Router
  • Cisco 7301 Router
  • Cisco 7204 Router
  • Cisco 7206VXR Router
  • Cisco 7202 Router
  • Cisco 7200 Series NPE-G2 Network Processing Engine
  • Cisco 7204VXR Router
  • Cisco 7201 Router

Known Affected Releases


Description (partial)

ATM PVC stays down even though the SHDSL controller is UP.

This symptom is observed under the following conditions:

Connect two EHWIC-4SHDSL-EA cards in a chassis, apply 1500 loop length and inject noise.
Let the link flap, remove the noise and reapply the noise after the link comes up.
During this process, sometimes link comes up but ATM  PVC stays down.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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