Cisco ASR 900 Series Release Notes

33
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-12
Chapter
Caveats in Cisco IOS XE 3.8S Releases
Conditions: Occurs under the following conditions:
– You configure more than 210 MLPPP bundles with one member link per bundle or 16 bundles
with 16 member links each.
– The line is operating at a 64 or 128 byte line rate
Workaround: There is no workaround.
• CSCud49684
Symptom: The router displays an FMAN-FP memory leak error message.
Conditions: Occurs when you configure L3VPN at a high scale.
Workaround: There is no workaround.
• CSCud49980
Symptom: The router does not learn remote Connectivity Fault Management (CFM) Maintenance
Endpoint (MEPs).
Conditions: Occurs when you configure CFM MEPs on carrier edge (CE) routers and VPLS on
provider edge (PE) routers.
Workaround: Create an EVC bridge-domain running CFM on the PE router and enable a virtual
forwarding interface (VFI) on the bridge-domain.
• CSCud50851
Symptom: The router experiences flapping on REP connections.
Conditions: Occurs when you enable MAC limiting at a high scale and the set of MAC addresses
changes continuously.
Workaround: Disable MAC limiting.
• CSCud54092
Symptom: The router displays an error message indicating a crash at
tdl_netsync_clk_src_message_create.
Conditions: The issue can occur when the router is shutting down during a reload
Workaround: There is no workaround.
• CSCud55377
Symptom: The router crashes.
Conditions: Occurs when you configure offloaded CFM for xconnect sessions at a high scale.
Workaround: There is no workaround.
• CSCud55695
Symptom: When you apply an QoS policy with a port level class-default configuration containing
a shaper value to a serial interface. the router applies the shaper value to the channel-level PIR for
all serial interfaces on the IM.
Conditions: Occurs when you apply QoS policy with a port level class-default configuration
containing a shaper value to a serial interface.
Workaround: Add a dummy class-default level at the top of the policy and apply the shaper as a
child policy of this class.
• CSCud58793
Symptom: The FPD version is blank

Cisco ASR 900 Series Specifications

General

Brand	Cisco
Model	ASR 900 Series
Category	Network Router
Language	English