36 Chapter 2 Installing option cards in the Nortel VPN Router 1100NN46110-313 02.01To install a new LAN, WAN, or serial option card:1 Use the Web GUI or the command line interface to shut down the gateway.• Web GUI: Choose Admin > Shutdown. Select the option to power off thegateway after shutdown.• Command line interface: Use the reload command to shut down thesystem. For example, enter reload power-off disable-logins“Upgrade hardware” (for the complete syntax of the reloadcommand, see Nortel VPN Router Using the Command Line Interface.2 Wait for the system to shut down.3 Turn off the VPN Router 1100 power.The power switch and power outlet are on the rear of the VPN Router 1100.4 Disconnect the power cord from the power outlet and then disconnect the cordfrom the VPN Router 1100.5 Remove the cables attached to the ports of the VPN Router 1100.6 If there are option cards currently installed, unscrew the two screws on eachbracket and remove the bracket.2 The VPN Router 1100 must be running Version 5.05.330, 6.05.140 and later,7.00.062, 7.05.100 and later, or 7.05.300 and later. The VPN Router 1100 supports10/100 Mbps operation only.3 The VPN Router 1100 must be running Version 5.0 or later.4 The VPN Router 1100 must be running Version 4.90 or later.5 The VPN Router 1100 must be running Version 4.80 or later.6 The VPN Router 1100 must be running Version 4.80 or later.7 The VPN Router 1100 must be running Version 4.80 or later.Warning: Risk of electric shockMake sure to turn off the VPN Router 1100 and unplug it before youattempt to remove or install an option card.Caution: Risk of equipment damageUnscrew the option card brackets before you remove the cover from theVPN Router 1100, or you will damage the option cards.