6 Contents
Power Cords, Grounds and Cables 24
PGND Wire 24
AC-Input Power Cord 25
Console Terminal Cable 26
Router to LAN Connection 26
Router to WAN Connection 28
3 Starting and Configuring the Router 6000
Setting up a Configuration Environment 29
Powering on the Router 33
Boot Process of the RPU2 34
Router Configuration Basics 36
Command Line Interface 36
Arranging Slots and Numbering Interfaces 37
4 Troubleshooting
Troubleshooting of the Power System 39
Troubleshooting the Configuration System 39
Troubleshooting Application Image Upgrade 40
5 Router Software Maintenance
Maintaining RPU or RPU2 Software 43
Boot Menu 43
Upgrading Software Using Xmodem 47
Backing Up/Restoring the Extended Segment of the Boot ROM Image 50
Upgrading the Application Image Using TFTP 51
Dealing with a Router Password Loss 53
A Obtaining Support for Your 3Com Products
Register Your Product to Gain Service Benefits 55
Solve Problems Online 55
Purchase Extended Warranty and Professional Services 56
Access Software Downloads 56
Contact Us 57
Telephone Technical Support and Repair 57
