User`s guide

Contents
Pipeline User’s Guide Preliminary January 30, 1998 ix
Applying an IPX SAP filter ......................................................... 4-23
Configuring IPX routing connections ....................................................... 4-24
An example dial-in client connection ................................................. 4-24
An example with NetWare servers on both sides of the link ............. 4-25
An example with local NetWare servers only .................................... 4-29
Configuring the Pipeline as a Bridge ........................ 5-1
Introduction to Ascend bridging .................................................................. 5-1
How a bridged WAN connection is initiated ....................................... 5-2
Physical addresses and the bridge table ......................................... 5-2
Broadcast addresses and Dial Brdcast ........................................... 5-3
How bridged connections are established ............................................ 5-3
Bridging in the Answer profile ............................................................. 5-4
About IPX bridging .............................................................................. 5-4
When there is no server support on the local network ................... 5-5
When there is no server support on the remote network ................ 5-5
When there is server support on both networks ............................. 5-5
IPX routing and bridging on the same connection ......................... 5-5
Enabling bridging ........................................................................................ 5-6
Managing the bridge table ........................................................................... 5-7
Parameters that affect the bridge table ................................................. 5-7
Transparent bridging ............................................................................ 5-7
Static bridge-table entries ..................................................................... 5-8
Configuring bridged connections ................................................................ 5-9
An example AppleTalk bridged connection ....................................... 5-10
An example IPX client bridge (local clients) ..................................... 5-13
An example IPX server bridge (local servers) ................................... 5-14
An example IP bridged connection .................................................... 5-16
Defining Filters and Firewalls .................................. 6-1
Introduction to filters ................................................................................... 6-1
Data filters for dropping or forwarding certain packets ....................... 6-2
Call filters for managing connections .................................................. 6-4
Predefined call filters ........................................................................... 6-5
Overview of Filter profiles .......................................................................... 6-6
Filtering inbound and outbound packets .............................................. 6-7
Selecting filter type and activating the filter ........................................ 6-8
Defining generic filter conditions ........................................................ 6-9