Dell PowerConnect B-RX Multi-Service IronWare Software R02.7.03a Release Notes - Page 27

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 Hitless Layer 2 OS upgrade loads from the primary and secondary images on the Management modules. The first step in performing a hitless Layer 2 OS upgrade is to copy the version 02.3.00 or later images into the flash memory of the active and standby management modules. For instructions for copying these files, see Upgrading the management module monitor and boot images and Upgrading the management module IronWare image. Setting up consoles Hitless Layer 2 OS upgrade is executed at the active management module. During the process of upgrading the image, control of the switch is shifted to the standby management module. For this reason, you need to have management sessions enabled on both the active and the standby management modules. When the reload is complete, the management module that was in the standby condition at the beginning will be in the active state. If you want the original management module to be active, you must manually IronWare Software Release 02.7.03a for Brocade BigIron RX Series Swtches Release Notes v 1.0 Page 27 of 40