User manual

Contents
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Modifying Address Pools..................................................................43
Viewing Current DHCP Address Assignments...............................44
Configuring DHCP Relay ......................................................................44
Part 1. Defining the DHCP relay interface(s) ..................................44
Part 2. Enabling DHCP relay mode.................................................44
Part 3. Configuring your PCs as DHCP clients...............................45
10 NAT Configuration ............................................................ 47
Your Default NAT Setup........................................................................47
Viewing Your NAT Configuration..........................................................47
Viewing NAT Rules and Rule Statistics ...............................................49
Viewing Current NAT Translations.......................................................50
Adding NAT Rules .................................................................................51
The napt rule: Translating between private and public IP
addresses.......................................................................................51
The rdr rule: Allowing external access to a LAN computer............52
The basic rule: Performing 1:1 translations.....................................53
The filter rule: Configuring a basic rule with additional criteria.......54
The bimap rule: Performing two-way translations ..........................56
The pass rule: Allowing specific addresses to pass through
untranslated ...................................................................................56
11 Configuring DNS Server Addresses ................................59
DNS Relay Overview.............................................................................59
Configuring DNS Relay.........................................................................59
12 RIP Configuration..............................................................61
Configuring the RIP ...............................................................................61
Viewing RIP Statistics............................................................................62
13 Filrewall, IP Filters and Blocked Protocols....................... 63
Configuring Firewall...............................................................................63
Configuring Global Firewall Settings................................................63
IP Filter Configuration............................................................................65
Viewing Your IP Filter Configuration................................................65
Configuring IP Filter Global Settings................................................66
Creating IP Filter Rules.....................................................................66