Cisco ASR 900 Series Release Notes page 108

Caveats in Cisco IOS XE 3.7S Releases
CSCuh16011
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Symptom: FMAN-FP crashes when you perform ab IM OIR.
Conditions: This issue is observed when you perform multiple IM OIRs with around 65 BFD
sessions.
Workaround: Reload the router.
CSCuh27117
•
Symptom: Traffic loss of about six to eight seconds is observed when you perform an SSO.
Conditions: This issue is observed when you perform the switchover before IM OIR or the interface
flaps.
Workaround: There is no workaround
CSCuh77762
•
Symptom: The TenGigabitEthernet port operates at one gigabit speeds in WAN-PHY mode on
Cisco ASR 903 Routers. This leads to a huge amount of output drop.
Conditions: This issue is observed if a QoS policy is configured on the TenGigabitEthernet
interface.
Workaround: There is no workaround.
CSCuh86102
•
Symptom: The interface stops forwarding traffic.
Conditions: This issue is observed when the TenGigabitEthernet interface is in WAN-PHY mode
and R0 is active.
Workaround: Use R1
CSCuh92939
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Symptom: Replacing the copper SFP with SFP causes traffic drop after SSO is performed
Conditions: This issue occurs after replacing the copper SFP with the fiber SFP.
Workaround: Perform an IM OIR.
CSCuh94841
•
Symptom: 10 Gigabit Ethernet interface flaps without trigger causing traffic to switch to protected
label-switched path (LSP).
Conditions: This issue occurs when the script is run for continuous SSO.
Workaround: There is no workaround.
CSCui08978
•
Symptom: Crash observed on the router.
Conditions: This issue occurs when shutdown followed by a no shutdown is performed on the
physical interfaces.
Workaround: There is no workaround.
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
20
Chapter
OL-26630-12