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Cisco Bug: CSCsy87032 - ISSU downgrade from SRD-X/SRE-X to SRB-Y/SRC-Y drops to SSO mode.

Last Modified

Oct 01, 2013

Products (1)

  • Cisco 7600 Series Routers

Known Affected Releases


Description (partial)

Symptom: While doing an ISSU downgrade from SRD-X/SRE-X to SRB-Y/SRC-Y, router falls to SSO
mode and finally in some cases reloads the standby continuously after reaching SSO mode.
Conditions: The conditions of this is by enabling the Command " no service image-version
efsu" from config mode.
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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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