vi Stinger® IP2000 Configuration Guide
Contents
Configuring a VLAN bridge circuit ........................................................................... 3-3
Overview of VLAN configuration settings ......................................................... 3-3
Configuring vlan-ethernet settings ............................................................ 3-3
Configuring DSL subscriber bridging-options settings.............................. 3-4
Enabling bridging on the Gigabit Ethernet interface ......................................... 3-5
Sample VLAN bridge circuit configuration ........................................................ 3-5
Configuring a local management VLAN................................................................... 3-6
Overview of ip-interface VLAN settings ......................................................... 3-7
Sample management VLAN configuration ........................................................ 3-7
Administrative tools for VLAN ................................................................................. 3-8
Chapter 4 IP Router Configuration....................................................................4-1
Introduction to the IP router software ..................................................................... 4-1
Routes and interfaces......................................................................................... 4-1
Displaying the routing table ........................................................................ 4-2
Displaying the interface table...................................................................... 4-3
IP2000 performance statistics...................................................................... 4-4
IP address syntax ............................................................................................... 4-4
Configuring ip-interface profiles for Ethernet ports ............................................. 4-6
Overview of typical local interface settings ....................................................... 4-6
Configuring a local IP interface.......................................................................... 4-7
Defining a local virtual IP interface ................................................................... 4-8
Defining a soft interface for increased accessibility............................................ 4-8
Disabling directed broadcasts to protect against denial-of-service..................... 4-8
Configuring ip-global network features................................................................. 4-9
Setting a system IP address ................................................................................ 4-9
Configuring DNS.............................................................................................. 4-10
Overview of typical DNS settings .............................................................. 4-10
Specifying domain names for lookups ...................................................... 4-10
Setting RIP options .......................................................................................... 4-10
RIP policy for propagating updates back to the originating subnet........... 4-11
RIP triggering ............................................................................................ 4-12
Limiting the size of UDP packet queues .................................................... 4-12
Ignoring default routes when updating the routing table......................... 4-13
Suppressing host-route advertisements .................................................... 4-13
Configuring and using address pools ............................................................... 4-13
Overview of settings for defining pools..................................................... 4-14
Preventing the use of class boundary addresses........................................ 4-16
Examples of configuring address pools ..................................................... 4-16
Example of configuring summarized address pools .................................. 4-17
Examples of assigning an address from a pool .......................................... 4-19
IP pool chaining ........................................................................................ 4-20
Configuring DHCP relay to allow CPE clients to obtain an address ................ 4-25
Overview of DHCP relay configuration settings........................................ 4-25
Sample DHCP relay configuration............................................................. 4-26
Configuring DHCP Option 82 for use with DHCP relay .................................. 4-27
DHCP option 82 configuration settings ..................................................... 4-27
Sample DHCP option 82 configuration ..................................................... 4-28
Configuring ip-route profiles ................................................................................ 4-28
Overview of typical static route settings .......................................................... 4-29
Offloading routing overhead to an external router ......................................... 4-29