Boot alternate-image – ADTRAN 1000R Series User Manual

Page 687

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Command Reference Guide

SHDSL Interface Configuration Command Set

61200510L1-35E

Copyright © 2005 ADTRAN

687

boot alternate-image

Use the boot alternate-image command to execute new code after a firmware upgrade.

Syntax Description

No subcommands.

Default Values

No defaults necessary for this command.

Applicable Platforms

This command applies to the NetVanta 1000R, 3000, and 4000 Series units.

Command History

Release 3.1

Command was introduced.

Functional Notes

The current SHDSL NIM card (1200867L1) supports two code images commonly referred to as the “active”
image and the “inactive” image. When a firmware upgrade is performed on the card (through the copy
<filename> interface shdsl x/y
Enable mode command), the new firmware is placed in the “inactive”
image space. This new code will not be executed until the boot alternate-image command is issued.
When the user does this, the NIM will reboot (taking the current line down) with the new code. At this point,
the old code becomes the “inactive” image and the new recently updated code becomes the “active”
image.

Usage Examples

The following example causes the firmware upgrade to take effect:

(config)#interface shdsl 1/1

(config-shdsl 1/1)#boot alternate-image

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