Emergency Call Support Terminology; Configure A Phone To Make Emergency Calls - Cisco 8800 Series Manual

Cisco IP Phone Configuration

Emergency Call Support Terminology

The following terms describe emergency call support for the Cisco Multiplatform Phones.
• Emergency Location ID Number (ELIN)–A number used to represent one or more phone extensions that
• Emergency Response Location (ERL)–A logical location that groups a set of phone extensions.
• HTTP Enabled Location Delivery (HELD)–An encrypted protocol that obtains the PIDF-LO location
• Location Information Server (LIS)–A server that responds to a SIP-based phone HELD request and
• Emergency Call Service Provider–The company that responds to a phone HELD request with the phone's
• Public Safety Answering Point (PSAP)–Any emergency service (for example, fire, police, or ambulance)
• Universally Unique Identifier (UUID)–A 128-bit number used to uniquely identify a company using

Configure a Phone to Make Emergency Calls

Before you begin
• Obtain the E911 Geolocation Configuration URLs and the company identifier for the phone from your
• Access the phone administration web page. See
Procedure
Step 1 Select Voice > Ext n, where n is the phone extension number (1-10) of the phone web dialog.
Step 2
In the Dial Plan section, set the Emergency Number parameter
Step 3 In the E911 Geolocation Configuration section, set the Company UUID, Primary Request URL, and
Secondary Request URL parameters as described in the
258.
Step 4 Click Submit All Changes.
locate the person who dialed emergency services.
for a phone from a location information server (LIS).
provides the phone location using a HELD XML response.
location. When you make an emergency call (which carries the phone's location), a call server routes the
call to this company The emergency call service provider adds an ELIN and routes the call to the
emergency services (PSAP). If the call is disconnected, the PSAP uses the ELIN to reconnect with the
phone used to make the emergency call.
joined to the Emergency Services IP Network.
emergency call support.
emergency call services provider. You can use the same Geolocation URLs and company identifier for
multiple phone extensions in the same office area.
Cisco IP Phone 8800 Series Multiplatform Phone Administration Guide for Release 11.3(1) and Later
Emergency Call Support Terminology
Access the Phone Web Interface, on page
Parameters to Make an Emergency Call , on page
104.
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