You can upgrade the firmware for either the Remote Console Switch or the SIPs. The SIPs can be upgraded individually or simultaneously. When an upgrade is initiated, you will see a progress bar. As long as an upgrade is in progress, you cannot initiate another.If you upgrade the Remote Console Switch firmware to a version that supports the on-board web interface, the switch will be available in the Migration Wizard once the firmware upgrade is complete.The Enable Auto-Upgrade for All SIPs check box allows you to enable an auto-upgrade for SIP firmware. You can override the auto-upgrade at any stage using the Load Firmware button described in the next section.
NOTE: For the 2161DS-2 and 4161DS, you can upload new appliance firmware using ASMP (if supported) or TFTP file transfer protocols. ASMP file transfer allows you to select the firmware from a local file system. The 2161DS and Avocent A1000R and A2000R support the TFTP file transfer allows you to specify the TFTP server address and the name of the firmware file.