As part of the  Web Interface's built-in step-by-step setup configuration wizard, the Lync Setup option (available from the Tasks tab, under Microsoft© UC Setup > Lync™ Setup) enables you to configure Emergency Services. When Lync E911 or 911 is selected as the Emergency Services option, the system automatically creates the emergency services information in the following WebUI locations: 

Below details a sample configuration for E911 (Emergency Services), along with the resulting WebUI configuration options that are created.

Sample E911 (Emergency Services) Configuration

The following is an example of E911 configuration for a SIP <-> ISDN scenario using Lync E911.

Configuration options created as a result of E911 Changes

The E911 Elin number from the "CompanyName" field configured in Lync location services is used as the authoritative Call Back number for outgoing E911 calls, and is always the preferred configuration. Specifically, it will take precedence over any Callback Number number configuration in Lync Setup. For more information, see Creating and Modifying Entries to Transformation Tables.

Transformation Table


Call Routing Table

A Lync E911 entry is created in the Call Routing Table for routing calls from SIP to ISDN. For more information about Call Routing Tables, see Managing Call Routing Tables.


SIP Profile

A Lync SIP Profile is created in the SIP Profile table. SIP Profiles control the how the  communicates with SIP devices. For more information about SIP Profiles, see Managing SIP Profiles.

Callback Number Pool

An entry is added to the Callback Numbers Table with the Emergency Callback number configured in the Lync Setup. For more information about Callback Numbers, see Creating and Modifying Callback Number Lists.


Emergency Services Configuration

The Call Status Duration for Emergency Services is configured. For more information about Emergency Services Configuration, see Configuring Emergency Services.