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Cisco Bug: CSCvr99746 - static route pointing Null0 interface is not downloaded to RIB/FIB

Last Modified

Sep 02, 2020

Products (11)

  • Cisco ASR 9000 Series Aggregation Services Routers
  • Cisco ASR 9910 Router
  • Cisco ASR 9922 Router
  • Cisco IOS XR Software
  • Cisco ASR 9010 Router
  • Cisco ASR 9904 Router
  • Cisco ASR 9006 Router
  • Cisco ASR 9001 Router
  • Cisco ASR 9901 Router
  • Cisco ASR 9912 Router
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Known Affected Releases


Description (partial)

When customer shuts down TenGigE0/0/1/2, all the static routes whould be removed from rib. Following two static routes will be removed because of track 10GIG. Hence RIB should have route pointing to Null0. 

Currently its not pointing to Null0 post the shut of TenGige Track interface.

Config for same next-hop:
Have null0 with distance of 15
Have different phy if with distance 1 with Track
Shut phy interface and check the route as static misses to Null0 in Route
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