Cisco ASR 900 Series Release Notes

18
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-12
Chapter
Caveats in Cisco IOS XE 3.10S Releases
• CSCug36590
Symptom: The Cisco ASR 903 router displays the following error message:
%IDBINDEX_SYNC-4-RESERVE: Failed to lookup existing ifindex for an interface on the
Standby, allocating a new ifindex from the Active (ifindex=126, idbtype=SWIDB)
Conditions: This issue is observed when you create an ATM channel, create a POS link, or create
DS3 links.
Workaround: There is no workaround.
• CSCug43550
Symptom: The receiver node crashes when the number of traffic sources increases beyond 400 with
196 OIFs at the receiver end.
Conditions: This issue is observed when 196 IGMP packets are sent to a node per second.
Workaround: Reduce the number of IGMP packets to four per second.
• CSCug84082
Symptom: Ping fails and traffic drops on ATM/IMA PVP links configured on either T1E1 IM or
OC3 IM.
Conditions: This issue is observed when you perform an SSO and flap the ATM/IMA link.
Workaround: Perform an IM OIR or reload the router.
• CSCug96003
Symptom: When operating with a large number of TCP Raw Socket connections (greater than 512)
and with traffic on all of them we saw some TCP retransmissions.
Conditions: The issue occurred in a stress test within a lab setup.
Workaround: None required.
• CSCuh06123
Symptom: QL mapping is incorrect on the PTP master.
Conditions: This issue is observed when you first reboot the router or configure and unconfigure
the router multiple times.
Workaround: Reconfigure the Ql values.
• CSCuh33291
Symptom: The Cisco ASR 903 router generates linkDown traps when an interface changes from
administratively down state to down state.
Conditions: This issue is observed when an interface changes from administratively down state to
down state.
Workaround: There is no workaround.
• CSCuh33314
Symptom: When you perform an ISSU or terminate the IOMd process, IOMd crashes on the
standby RSP.
Conditions: This issue is observed when you terminate the IOMd process on the active RSP or when
you perform an ISSU.
Workaround: There is no workaround.
• CSCuh81658

Cisco ASR 900 Series Specifications

General

Brand	Cisco
Model	ASR 900 Series
Category	Network Router
Language	English