Performing A Hitless Layer 2 Os Software Upgrade; Loading The Multi-Service Ironware Software Onto The Switch; Ironware Software Release 02.7.02A For Brocade Bigiron Rx Series Swtches - Brocade Communications Systems PowerConnect B-RX Release Note


Active console control is lost to the previously active management module as it becomes the standby
management module.

The active management module initiates the upgrade process on all interface modules.

The switch is now operating on the new Multi-Service IronWare software. The management module
that was initially configured as the standby management module is now the active management
module and the management module that was initially configured as the active management module
is now the standby.
Management module (MP) and Interface Module (LP) Hitless Upgrade Process provides a detailed
diagram of the Hitless reload process.
Figure 1 Management module (MP) and Interface Module (LP) Hitless Upgrade Process

Performing a Hitless Layer 2 OS software upgrade

To perform a hitless Layer 2 OS software upgrade, you must perform the following tasks:

Copy version 02.3.00 or later of the Multi-Service IronWare software to the primary and secondary
image on both the active and standby management modules and interface modules.

Setup a console connection to both the active and standby management modules. These connections
can be through a telnet, SSH, or serial console session.

Type the hitless-reload command at the console of the active management module.

Loading the Multi-Service IronWare software onto the switch

IronWare Software Release 02.7.02a for Brocade BigIron RX Series Swtches

Release Notes v 1.0 Page 32 of 46