Network Router User Manual

Contents
Configure Remote Site Profile for Frame Relay........................................................42
Configure Remote Site Profiles for Leased Line PPP..............................................45
Configure Remote Site Profiles for Frame Relay with ISDN backup...................47
Advanced Features.................................................................................................48
Configure Dynamic Host Configuration Protocol....................................................48
Network Address Translation and Port Translation ................................................50
Security..............................................................................................................................52
Configure PPP Security...........................................................................................................52
Configure Firewall....................................................................................................................54
Network Address Translation................................................................................................57
Filters..........................................................................................................................................57
Compression....................................................................................................................57
Bandwidth On Demand ................................................................................................58
3 INTRODUCTION TO FILTERING 59
MAC Address Filtering .........................................................................................59
Pattern Filtering......................................................................................................60
Popular Filters.........................................................................................................61
Bridge.......................................................................................................................61
IP & Related Traffic.......................................................................................................61
Novell IPX Frames.........................................................................................................61
NetBIOS &NetBEUI (Windows For Workgroups).................................................61
Banyan ..............................................................................................................................62
IP Router.................................................................................................................62
NetBIOS over TCP........................................................................................................62
Other interesting TCP Ports.........................................................................................62
APPENDIX A MENU TREES 63
APPENDIX B OCTET LOCATIONS ON ETHERNET FRAMES 67
Octet Locations on a Bridged TCP/IP Frame..................................................67
Octet Locations on a Bridged Novell Netware Frame.....................................68
ETHERNET Type Codes....................................................................................68
Octet Locations on an IP Routed TCP/IP Frame............................................69
Octet Locations on an IPX Routed Novell Netware Frame...........................69
Octet Locations on a Bridged XNS Frame........................................................70
APPENDIX C SERVICING INFORMATION 71
Opening the case....................................................................................................71
Identifying the Internal Components..................................................................72
To Clear a “Lost” Password.................................................................................73
Changing LAN or WAN Interfaces....................................................................73
Selecting MDI or MDI-X LAN Interface..........................................................73
Installing the ISDN Link Modules......................................................................74
Processor settings for the ISDN Link Modules ................................................74
Changing the Termination Straps on the ISDN S/T Interface ......................75
Connecting to the ISDN-U Link Module..........................................................75
Performing a Software Upgrade ..........................................................................76