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Cisco Bug: CSCsg34243 - FRR: Backup tunnel traverse the link of protected LSP in some reopt case

Last Modified

Jan 12, 2017

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases

3.3.1.MPLS

Description (partial)

Symptom:
Backup tunnel is travering the same link that it is
protecting. Protected tunnels go dwon after FRR. 
Conditions:

If a semi dynamic backup tunnel is establised with 
exclude option and without lockdown option, backup 
tunnel can reoptimze on the same link which it is 
protecting and will cause FRR to fail.
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  • Status
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  • Known Fixed Releases
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