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Cisco Bug: CSCul85570 - bgp next hop not correctly installed for ipv6 uni over ipv4 session

Last Modified

Jul 21, 2018

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases

4.3.2.BASE 5.1.1.BASE

Description (partial)

wrong IPv4 next hop is advertised as can be seen in sh bgp ipv6 labeled-unicast neighbors, and leads to rejection of the route by receiving neighbors

This Next hop problem is only seen when advertising to IPv4 neighbor, 6PE scenario, other IPv6 unicast iBGP peers receive updates with proper IPv6 NH.
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