AIS AI2524 Chapter 9: AI2524 OSI/CLNP Configuration Steps................................................9-1

AI2524 Router Card User’s Manual
TOC-4 August 1997
2524UM
Generate a Default Route. ............................................ ....................................8-7
Configure Lookup of DNS Names .......... .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ........ 8-7
Force the Router ID Choice with a Loopback Interfac .................................. 8-8
Disable Default O SPF Metric Calculation Based on Bandwidth..... ...............8-8
Configure OSPF on Simplex Ethernet Interfaces............................................8-8
Configure Route Calculation Timers ............................... ................................ 8-9
Configure OSPF over On-De mand Circuits ..................................... ...............8-9
Network Illustration.........................................................................................8-10
AI2524 IGRP TCP/IP Configuration Steps .................... .... .... .... .... .... .... .... .... .... .......... 8-11
IGRP Update .......................................... ............................................ ............8-11
IGRP Configuration Task List.........................................................................8-11
Create the IGRP Routing Process ................ .................................................... 8-12
Allow Point-to-Point Updates for IGRP..........................................................8-12
Define Unequal-Cost Load Balanc ing................... .......................................... 8-12
Control Traffic Distribution........................................ .....................................8 -13
Adjust the IGRP Metric Weights.....................................................................8-13
Disable Holddown............................................................................. .. ............8-14
Enforce a Maximum Network Diamete ..........................................................8-14
Validate Source IP Addresses . .... .... .... .... .... .... .... .... .... .... .... .... .... .... .... .... ......... 8-15
Network Illustration.........................................................................................8-15
AI2524 RIP TCP/IP Configuration ................................. .............................................. 8-16
RIP Configuration Task List............................................................................8-16
Enable RIP ....................................... ............................................ ....................8-16
Allow Point-to-Point Updates for RI .............................................................8-16
Specify a RIP Version.......... ............................................ ................................8-17
Enable RIP Authentication..............................................................................8-18
Disable Route Summarization .......... .............................................. .................8-18
Run IGRP and RIP Concurrently............ ...... .... .... .... ...... .... .... .... ...... .... ........... 8-19
Disable the Validation of Source IP Addresses ............................................... 8-19
Chapter 9: AI2524 OSI/CLNP Configuration Steps................................................9-1
Introduction........... ............................................ .............................................. ..............9-1
ISO CLNS Configuration Task List..............................................................................9-1
Understand Addresses................................... .............................................. ..................9-2
ISO IGRP NSAP Address .............................................. ..................................9-3
IS-IS NSAP Address..... ............................................ .......................................9-4
Addressing Rules .................................. .............................................. .............9-5
Addressing Examples.......................................................................................9-6
Routing Table Example...................................................................................9-6
Understand Routing Processes ............................................ .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .......... 9-8
Dynamic Routing ............................................ ................................................. 9-8
Intermediate Systems (IS) and End Systems (ES)...........................................9-8
Static Routing....................... .............................................. ..............................9-9
Routing Decisions......................... .............................................. .....................9-9
Configure ISO IGRP Dynamic Routing .......... .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ......... 9-10
Enable ISO IGRP.... .............................................. ........................................... 9-10
Example: Dynamic Routing within the Same Area...................... ...................9-11
Example: Dynamic Routing in More Than One Are .....................................9-12