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Allied Telesis AR400 series User Manual

How to, Troubleshoot isdn connections, Introduction

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C613-16030-00 REV B

www.alliedtelesis.com

How To |

Introduction

Ideally, setting up an ISDN connection is very much a straightforward process:

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Connect the router to the ISDN network interface.

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Configure ISDN call definitions on the router. See How To Configure ISDN Calls On Allied
Telesis Routers
, available from

www.alliedtelesis.com/resources/literature/howto.aspx

.

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Send traffic.

However, for one reason or another, there are occasions when the setup process is not as
smooth as it should be.

So if you have set up your router to communicate over ISDN, but the setup does not appear
to be working, this How To Note contains some steps you can take to try and resolve the
problem.

Which products does it apply to?

This configuration applies to the following Allied Telesis routers and switches, when a BRI or
PRI interface is installed in the base unit or through a PIC:

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AR300 series routers

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AR400 series routers

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AR700 series routers

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Rapier series switches

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Rapier i series switches

Related How To Notes

You also may find the following How To Notes useful:

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How To Configure ISDN Calls On Allied Telesis Routers

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How To Configure Common ISDN Access Concentration With The Firewall

How To Notes are available from

www.alliedtelesis.com/resources/literature/howto.aspx

.

Troubleshoot ISDN Connections