6
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-12
Chapter
Caveats in Cisco IOS XE 3.12S Releases
•
CSCum69866
Symptom:
ONS-SC-155-EL optic is not recognized by the router when inserted in the OC-3 IM.
Conditions:
This issue occurs when the ONS-SC-155-EL optic is inserted in the OC-3 IM on the
router. An error message is displayed on the console indicating that the transceiver is not supported.
The optic is not detected when the
show inventory
command is executed.
Workaround:
There is no workaround.
•
CSCum92427
Symptom:
Ping fails when the ARP type is in UNKNOWN state
Conditions:
This issue occurs when the Cisco ASR 903 router acts as a helper and resides between
the DHCP sever and a Cisco ASR 901 router.
Workaround:
Execute the
shutdown
command followed by the
no shutdown
command on the
interface. Execute
clear arp-cache
command, to clear the cache.
•
CSCun08534
Symptom:
IGMP snooping is not supported with the IP services license, thereby breaking multicast
routing.
Conditions:
This issue occurs with IP service licenses.
Workaround:
Disable IGMP snooping and cause flooding of multicast packets.