Cisco ASR 903 Release Notes page 112
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Also See for ASR 903:
- Installation manual (200 pages) ,
- Hardware installation manual (196 pages) ,
- Manual (147 pages)
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Caveats in Cisco IOS XE 3.7S Releases
Conditions: This issue occurs when CFM Trunk Ethernet Flow Point (EFP) is configured with 256
sessions.
Workaround: Configure around 50-100 CFM sessions.
CSCud97289
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Symptom: Precision Time Protocol (PTP) slave does not start the session with master.
Conditions: This issue occurs when the PTP session is not started when the loopback IP address of
slave and Master are in same subnet.
Workaround: Configure Loopback IP addresses of slave and master in different subnets.
CSCud99183
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Symptom: The control plane protocols such as ISIS, LDP do not come up and pings failure occurs
on booting with scaled ACE or ACL. The ACL configurations fail.
Conditions: This issue occurs on reload on the Cisco ASR 903 router.
Workaround: There is no workaround.
CSCud99692
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Symptom: The convergence time takes more than 3 seconds.
Conditions: This issue occurs in Border Gateway Protocol (BGP) PIC core when path is moved
from one active path to 2 Equal Cost Multipath (ECMP) Paths.
Workaround: There is no workaround.
CSCue00049
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Symptom: Classification does not work properly with non-matching traffic when IP ACL is used.
Conditions: This issue occurs only for class-based ACL match. The ACL class are classified
properly and other classes based on DSCP or class-default do not work
Workaround: There is no workaround.
CSCue00332
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Symptom: The Bidirectional Forwarding Detection (BFD) connections flap, bringing down IGP.
Conditions: This issue occurs when you enable BFD on an interface that is flapping.
Workaround: There is no workaround.
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CSCue03418
Symptom: The router displays OSPF protocol flaps causing a 20-30 second traffic loss.
Conditions: The issue occurs very intermittently on a HA system with a 6 second dead-interval
value when you issue the redundancy force-switchover command;
Workaround: Increase the dead-interval value.
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CSCue11444
Symptom: Split horizon configurations does not clear with Layer2 multicast packets.
Conditions: This issue occurs when Ethernet Flow Point (EFP)s with split-horizon are configured.
Workaround: Perform a shutdown followed by no shutdown. Configure EFP first before moving
into split-horizon group.
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
30
Chapter
OL-26630-08
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- Cisco Asr 903 Router Overview
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