Open Caveats-Cisco Ios Xe Release 3.6(0)S - Cisco ASR 900 Series Release Notes

Chapter Restrictions and Caveats in Cisco IOS XE 3.6S Releases
•
•
•
Open Caveats—Cisco IOS XE Release 3.6(0)S
This section documents the unexpected behavior that might be seen with the Cisco ASR 903 Router in
Cisco IOS XE Release 3.6(0)S.
•
•
•
•
OL-26630-12
Symptoms: The router drops PTP packets.
Conditions: Occurs when PTP packets traverse a BDI with encapsulation configured.
Workaround: There is no workaround.
CSCtz55566
Symptoms: The router displays I2C error messages intermittently.
Conditions: Occurs when you insert a copper SFP in the SFP interface module.
Workaround: There is no workaround.
CSCtz83050
Symptoms: An interface module goes into Inserted state during ISSU.
Conditions: Occurs when you perform an ISSU upgrade or downgrade.
Workaround: There is no workaround.
CSCtz96120
Symptoms: The router does not recognize interface modules after they are reset during a software
upgrade.
Conditions: Occurs during ISSU upgrade or downgrade.
Workaround: There is no workaround.
CSCtr40582
Symptoms: Ping fails.
Conditions: Occurs when you configure AMI line code on a T1 controller.
Workaround: There is no workaround.
CSCts75456
Symptoms: Multicast (S,G) entry not established.
Conditions: Occurs when you configure OIF and IIF within BDI that are part of a trunk EFP.
Workaround: Configure normal EVCs instead of trunk EVCs.
CSCts95896
Symptoms: The router stops passing traffic on EVC interfaces.
Conditions: Occurs when you issue the default interface command and immediately restore the
configuration. The issue occurs with configurations containing either a large number of EFPs or
features that impact EFP programming at a lesser scale, such as QoS.
Workaround: Wait for the router to clear the old EFP configuration before adding a new
configuration.
CSCtv15403
Symptoms: 64 byte Line rate traffic not achieved.
Conditions: Occurs with more than 11 links in a MLP bundle with A900-IMA16D interface module
and packet size 64 bytes.
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
Caveats in Cisco IOS XE 3.6S Releases
17