Cisco ASR 900 Series Release Notes

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Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-12
Chapter
Caveats in Cisco IOS XE 3.7S Releases
– boot system flash filename—The router does not boot using the specified file.
– boot system flash—The router does not boot the first image in bootflash.
Workaround: Use the boot system bootflash command as follows:
– boot system bootflash: filename—Boots a specific file.
– boot system bootflash:—Boots the first image in bootflash.
• CSCua95522
Symptoms: The router displays the following warning during bootup:
"Warning: monitor nvram area is corrupt ... using default values"
Conditions: Occurs during bootup and indicates that the NVRAM is corrupted, causing loss of a
bootloader variable. To verify the issue, confirm whether the set rommon mode command produces
output matching the following example:
rommon 1 > set
PS1=rommon ! >
rommon 2 >
The issue can be caused by an error during shutdown or saving the configuration and occurs very
rarely.
Workaround: Set the bootloader variables on the standby RSP.
• CSCua99096
Symptoms: The show ima interface command omits some IMA group information such as
ImaGroupSymmetry.
Conditions: Occurs when you apply the show ima interface command.
Workaround: There is no workaround.
• CSCua99096
Symptoms: The show ima interface command omits some IMA group information such as
ImaGroupSymmetry.
Conditions: Occurs when you apply the show ima interface command.
Workaround: There is no workaround.
• CSCub04699
Symptom: The bandwidth and bandwidth percent commands do not function correctly.
Conditions: Occurs when you configure a service-policy with the priority and police commands in
one class and the bandwidth or bandwidth percent commands in another class.
Workaround: There is no workaround.
• CSCub55266
Symptoms: The router hangs when booting.
Conditions: Occurs under the following conditions:
– You issue the boot command without any arguments, e.g. rommon 1> boot
– The router attempts to boot using a non-bootable image in bootflash memory.
Workaround: There is no workaround.
• CSCub71578
Symptoms: The router displays traceback and failure messages on the standby RSP.

Cisco ASR 900 Series Specifications

General

Brand	Cisco
Model	ASR 900 Series
Category	Network Router
Language	English