Table of Contents
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Static ARP...............................................................................................................................................55
NAT Configuration .................................................................................................................................57
Configure NAPT for Special Ap[plication]s...........................................................................................66
Telnet/Discovery Enable .........................................................................................................................69
DNS Configuration .................................................................................................................................69
RADIUS Configuration ..........................................................................................................................72
Multi-Link PPP Configuration................................................................................................................73
Admin Configuration ................................................................................................................. 75
System Maintenance .................................................................................................................. 75
System Status ..........................................................................................................................................76
Statistics ..................................................................................................................................................76
Runtime Tables .......................................................................................................................................80
Log and Trace .........................................................................................................................................83
Diagnostic ...............................................................................................................................................88
Software Update......................................................................................................................................93
System Restart.........................................................................................................................................93
Factory Reset ..........................................................................................................................................94
System Settings Backup/Restore.............................................................................................................95
System Configuration..............................................................................................................................99
TCP/IP Parameters Configuration.........................................................................................................100
System Reset .........................................................................................................................................100
Software Update....................................................................................................................................101
EEPROM Factory Reset .......................................................................................................................103
Execute Bootload ..................................................................................................................................103
..........................................................................................104
Telnet Configuration................................................................................................................ 104
Using Telnet via LAN ...........................................................................................................................104
Using Telnet via ISDN..........................................................................................................................104
System Timeout ....................................................................................................................................105
Installing a RADIUS Server..................................................................................................... 106
Configuring the DI-308 for RADIUS Authentication .............................................................. 106
Adding Users to the RADIUS Database .................................................................................. 107
Some Common Problems with the DI-308............................................................................... 108
None of the LEDs are on when you power up the router ......................................................................108
Connecting the RS-232 cable, cannot access the console program.......................................................108
Problems With the ISDN Line.................................................................................................. 108
Problems with the LAN Interface............................................................................................. 108
Can't PING any station on the LAN .....................................................................................................108
IP Addresses ............................................................................................................................ 110
IP Network Classes ...............................................................................................................................110
Subnet Mask............................................................................................................................. 111
.................................................................98
.............................................................106
.............................................................108
......................................................................110
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