Cisco ASR 903 Release Notes page 70

Caveats in Cisco IOS XE 3.6S Releases
Workaround: There is no workaround.
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Symptoms: BGP dynamic neighbor structures at the hub are not cleaned up after the spokes go
down. The output of the show ip bgp all sum command continues to display dynamic neighbors.
Conditions: This issue is observed when all the following conditions are met:
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Workaround: There is no workaround.
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Symptoms: The router displays traceback messages, after which interfaces stop passing traffic.
Conditions: The issue can occur when you reload the router
Workaround: There is no workaround.
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Symptoms: The router displays intermittent traceback errors.
Conditions: Occurs when you configure REP.
Workaround: There is no workaround.
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Symptoms: QoS classification does not match traffic against an egress policy map between MPLS
and IP access.
Conditions: Occurs when you apply a QoS policy on an EVC bridge domain interface.
Workaround: Use one of the following workarounds:
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Symptoms: The router crashes.
Conditions: Occurs when you remove the fast-reroute remote-lfa level-2 mpls-ldp command from
a configuration.
Workaround: This command is not currently supported; avoid including it in a configuration.
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Symptoms: There is a delay in route processor synchronization after an SSO.
Conditions: This issue is observed when iBGP NSR is enabled and under scale conditions.
Workaround: There is no workaround.
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Symptoms: Cannot configure policing and marking together in the same class of the egress
policy-map.
Conditions: Set and police statements together in the same class of a policy is rejected at the CLI.
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
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The scale environment for dynamic neighbors contains several thousand peers.
The peers are brought up and then removed before they can transition into the Established state.
Reload the router.
Remove and re-apply an encapsulation configuration such a VLAN.
Remove and re-attach the bridge domain under the EVC.
Perform a shutdown/no shutdown on the BDI interface.
Chapter Restrictions and Caveats in Cisco IOS XE 3.6S Releases
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