Upgrading the Software on the Cisco ASR 920 Series Routers

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Updated:: March 31, 2021

Chapter: Feature History

Feature History

Feature History

The following table lists the new and modified features supported in the Upgrading the Software on the Cisco ASR 920 Series Routers in Cisco IOS XE 17 releases.


Feature	Description
Cisco IOS XE Bengaluru 17.6.1
Upgrading Power Supply Monitoring Firmware	This feature allows you to manually upgrade the firmware of the power supply monitoring device in a router. The firmware upgrade reduces unplanned hardware-related downtime caused by input voltage transients during a power outage.
Cisco IOS XE Bengaluru 17.5.1
Secondary ROMMON Version Auto Upgrade	After primary ROMMON version is auto upgraded, secondary ROMMON version auto upgrade process takes place. The secondary ROMMON upgrade is only completed during the next planned manual reload of the router.
Cisco IOS XE Bengaluru 17.4.1
Secure SD Card Configuration	The features uses the following command to provide enhanced security to the routers: platform secure-cfg When you enable the command, the router does not boot if the SD card is replaced, swapped, or modified externally. Thus, you cannot format the SD card externally and this prevents the misuse of the router.

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