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Cisco Bug: CSCtc56450 - mpls traffic-eng tunnels config will cause traffic loss on the DFC

Last Modified

Jan 28, 2017

Products (1)

  • Cisco 7600 Series Routers

Known Affected Releases


Description (partial)

 Configuring "mpls traffic-eng tunnels" global or interface 
 command will cause instantaneous traffic loss (1ms or so).
 Pure IPv4 traffic (not over the LSP) will be affected. 
 It's observed on Catalyst6500 or Cisco7600 platforms
 which support MLS hardware CEF switching.
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Bug Details Include

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