6
Models 2603, 2621, and 2635 Getting Started Guide
Contents
Remote Site Configuration .................................................................................................................63
Central site configuration ...................................................................................................................66
7 Security ......................................................................................................................................................... 68
Introduction..........................................................................................................................................................69
Configuring the router ..........................................................................................................................................69
Configuring the security interfaces.........................................................................................................................71
Configuring Security Policies ..........................................................................................................................73
Deleting a security Policy ..........................................................................................................................74
Enabling the Firewall.............................................................................................................................................74
Firewall Portfilters .................................................................................................................................................74
Security Triggers....................................................................................................................................................75
Intrusion Detection System (IDS) .........................................................................................................................78
Introduction to NAT.............................................................................................................................................80
Enabling NAT ................................................................................................................................................80
Global address pool and reserved map .............................................................................................................80
8 DHCP and DNS Configuration.................................................................................................................... 82
Introduction..........................................................................................................................................................83
Services and features normally associated with each other ................................................................................83
DHCP Server .................................................................................................................................................84
Parameters for the DHCP Server subnet ...................................................................................................86
IP Addresses to be available on this subnet ................................................................................................87
DNS server option information .................................................................................................................88
Default gateway option information ..........................................................................................................89
Additional option information ..................................................................................................................89
DHCP Relay ..................................................................................................................................................89
Configuration of the DHCP Relay ............................................................................................................89
DNS Relay ......................................................................................................................................................91
Configuring the DNS Relay ......................................................................................................................91
9 IP Services ..................................................................................................................................................... 93
IP Services .............................................................................................................................................................94
WEB Server ....................................................................................................................................................94
CLI Configuration ....................................................................................................................................94
Associated Ports for the different System (IP) Services .....................................................................................95
10 System Configuration.................................................................................................................................... 96
Introduction..........................................................................................................................................................97
Authentication.......................................................................................................................................................97
Alarm ....................................................................................................................................................................98
Remote Access.......................................................................................................................................................99
Update ................................................................................................................................................................100
Save.....................................................................................................................................................................100
Backup/Restore ...................................................................................................................................................100
Restart .................................................................................................................................................................101