ii
Removing a DSIC/DMIM Interface Card ··········································································································· 38
Installing an XMIM Interface Card ······················································································································ 38
Removing an XMIM Interface Card····················································································································· 38
Verifying Installation ······················································································································································ 39
Startup and Configuration·········································································································································40
Startup ············································································································································································· 40
Setting up Configuration Environment ················································································································ 40
Powering on the Router········································································································································· 42
Startup Process······················································································································································· 43
Configuration Fundamentals········································································································································· 44
Basic Configuration Procedures··························································································································· 44
Command Line Interface······································································································································· 44
Arranging Slots and Numbering Interfaces········································································································ 45
Software Maintenance···············································································································································48
Introduction ····································································································································································· 48
Files········································································································································································· 48
Software Maintenance Methods·························································································································· 49
Maintaining Application Program and Configuration Through Command Lines···················································· 50
Maintaining the Router Through TFTP Server ····································································································· 51
Maintaining the Router Through FTP Server ······································································································· 53
BootWare Menu····························································································································································· 56
Main BootWare Menu·········································································································································· 56
BootWare Submenus ············································································································································ 58
Upgrading an Application Program Through an Ethernet Interface········································································· 60
Configuring Ethernet Interface Parameters ········································································································· 61
Upgrading Procedure ··········································································································································· 62
Upgrading BootWare Through Ethernet Interface······································································································ 64
Upgrading BootWare Through Serial Interface·········································································································· 64
XModem Protocol Overview ································································································································ 64
Modifying Serial Interface Parameters················································································································ 65
Upgrading BootWare··········································································································································· 66
Upgrading an Application Program Through a Serial Interface··············································································· 68
Maintaining Application and Configuration Files ······································································································ 68
Dealing with Password Loss·········································································································································· 70
User Password Loss ··············································································································································· 70
BootWare Password Loss ····································································································································· 71
Super Password Loss············································································································································· 71
Backing Up and Restoring BootWare·························································································································· 72
Hardware Maintenance ············································································································································73
Preparing Tools ······························································································································································ 73
Opening/Closing the Chassis Cover··························································································································· 73
Internal Structure of the Router······································································································································ 75
Removing/Installing a Power Module·························································································································· 77
Installing and Removing the Power Module ······································································································· 78
Installing/Removing a CF Card···································································································································· 79
Structure·································································································································································· 80
Installing CF Card ················································································································································· 80
Removing CF Card················································································································································ 80
Replacing a Memory Module ······································································································································· 81
Memory Module Structure···································································································································· 83
Memory Module Slot············································································································································· 83
Installing/Removing a Memory Module ············································································································· 83
Replacing a VPM ··························································································································································· 85