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Cisco Bug: CSCut47078 - interface bind static route cause recursive routes point to null0

Last Modified

Mar 01, 2018

Products (1)

  • Cisco MDS 9000 NX-OS and SAN-OS Software

Known Affected Releases

6.2(12)

Description (partial)

Symptom:
recursive routes point to null0 in FIB like following:

# sh forwarding route 5.5.5.5/32 module 4

IPv4 routes for table default/base

'*' denotes recursive route
------------------+------------------+----------------------+-----------------
Prefix            | Next-hop         | Interface            | Labels
------------------+------------------+----------------------+-----------------
*5.5.5.5/32          0.0.0.0            Null0

Conditions:
Routes recursive to a static route with interface binding,
e.g.

ip route 5.5.5.5/32 6.6.6.6
ip route 6.6.6.6/32 Ethernet4/9 192.1.93.2 <---interface binding static route
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  • Status
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