3Com 3CR858-91 User Guide - Page 95

Recovering from Corrupted Software 95 Table 3 Power Adapter Part Numbers Part Number 3C16760 3C16761 3C16762 3C16763 3C16764 3C16766 3C16767 3C16768 Region US and Canada UK Europe and Middle East Australasia (except Japan and Korea) South Africa Japan Korea Argentina Recovering from Corrupted Software If the system software has become corrupted, the Router will enter a "recovery" state; DHCP is enabled, and the LAN IP address is set to 192.168.1.1. Follow the instructions below to upload a new copy of the system software to a Router unit in this state. Before you start, ensure that one of your computers has a copy of the new software image file stored on its hard disk or available on CD-ROM. The latest software is available on 3Com's Web site at: www.3com.com 1 Remove power from the Router and disconnect all your computers, except for the one computer with the software image. 2 Reconfigure this computer to obtain an IP address automatically (see "Obtaining an IP Address Automatically" on page 21) 3 Restart the computer, and re-apply power to the Router. 4 Using the Web browser on the computer, enter the following URL in the location bar: http://192.168.1.1. This will connect you to the Recovery utility in the Router. 5 Follow the on-screen instructions. Enter the path and filename of the software image file. 6 When the upload has completed, the Router will restart, run the self-test and, if successful, resume normal operation.