Determining Current Prom Image Versions; Using The Prom Command - Nortel Versalar 15000 Troubleshooting Manual

Determining Current PROM Image Versions

To decide whether or not you need to upgrade the PROMs in a router, you need to
determine the versions of boot and diagnostics PROM images currently running in
that router.
To determine the version number of the PROM images, start a Telnet session with
the router, and enter the following command at the BCC prompt:
show hardware prom
Each line of response to the command specifies:
•
•

Using the prom Command

Caution: Before upgrading any router software, always save copies of the
original configuration file and boot image as a safeguard, in case you
encounter problems during the procedure.
To upgrade the PROMs:
1.
2.
3.
302768-C Rev 00
A slot number
A boot PROM revision and date, and a diagnostics PROM revision and date
Insert a flash card with contiguous free space sufficient to accommodate
the PROM images that you want to use as source files for upgrading boot
or diagnostic PROMs on one or more slots.
To determine the amount of contiguous free space, display the directory of the
flash volume by entering the following command at the BCC prompt:
dir <volume_no.> :
If you need more contiguous free space for the image:
Delete unnecessary or obsolete files.
a.
Compact the contents of the flash card by entering:
b.
compact <volume_no.>
Transfer the PROM image files to the flash card using the
Establish a BCC session with the router.
Managing the Versalar 15000
tftp command.
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