Configuring Operational Features

Operational Features

Defining an Emergency Dial Plan

Public telephone networks in countries around the world have a single emergency telephone number (emergency services number), that allows a caller to contact local emergency services for assistance when required. The emergency telephone number may differ from country to country. It is typically a three-digit number so that it can be easily remembered and dialed quickly. Some countries have a different emergency number for each of the different emergency services.

You can specify the digits to dial on the IP phone for contacting emergency services. Once you specify the emergency number(s) on the phone, you can dial those numbers directly on the dial pad when required and the phone automatically dials to those emergency services.

Note: Contact your local phone service provider for available emergency numbers in your area.

The following table describes the default emergency numbers on the IP phones.

Emergency Number

Description

 

 

911

A United States emergency number

 

 

999

A United Kingdom emergency number

 

 

112

An international emergency telephone

 

number for GSM mobile phone networks.

 

In all European Union countries it is also the

 

emergency telephone number for both

 

mobile and fixed-line telephones.

 

 

110

A police and/or fire emergency number in

 

Asia, Europe, Middle East, and South

 

America.

 

 

You can set the emergency dial plan via the configuration files or the Aastra Web UI.

Operational IP Phone Features

41-001160-00, Release 2.1, Rev 04

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Aastra Telecom 55I, 57I CT, 53I manual Defining an Emergency Dial Plan, Emergency Number Description