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• Configure Enhanced 9-1-1
• Using Lync Setup for E911 Configuration (uses a configuration wizard)

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The configuration steps on the 

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 are achieved directly via the WebUI broken down in the following sections:

• #SIP ProfileSIP Profiles
• #Number Number Transformation
• #Call Call Routing Table

 

Note
As an alternative, you can configure the SBC Edge using an easy configuration wizard, see Using Lync Setup for E911 Configuration.

 

SIP Profiles

1. In the WebUI, click the Settings tab.
   
   
2. In the left navigation pane, go to SIP > SIP Profiles > relevant SIP Profile.
   
   
3. In the MIME Payloads panel:
   1. Configure the ELIN Identifier field as shown below:

   2. Configure the PDIF-LO Passthrough field as shown below:
      
      

      Caption
      0 Figure 1 SIP Profiles

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A Transformation entry is created for Lync E911, which includes table entries for Called Address/Number, ELIN Identifier, and Callback Pool Identifier (the emergency call back number table or Pasthrough ELIN number used for calls destined to 911). For specific information about the Passthrough ELIN Number, see Creating and Modifying Entries to Transformation Tables.

For easy identification, the Description field matches the Scenario description you configured in Lync Setup.

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Tip
For instructions on creating and modifying transformation tables, see Managing Transformation Tables and its child pages.

 

1. In the WebUI, click the Settings tab.
2. In the left navigation pane, click Transformation.

• Click  to create a new Transformation Table. Configure the new table with ELIN Identifier, Called Address/Number, and Calling Address/Number field types as shown below.

   

  Caption
  0 Figure 1 Transformation Table - Calls to E911

  Note
  icon false
  Use the appropriate value for your location in the Calling Address/Number > Output Field Value field. The Output Field value "noEntries" is only an example. You could use a partial string match or a regular expression to catch all (.*).

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1. In the WebUI, click the Settings tab.
   
   
2. In the left navigation pane, click Transformation.
   
   

3. Click  to create a new Transformation Table. Configure the new table with ELIN Identifier, Called Address/Number, and Calling Address/Number field types as shown below.

    

   Caption
   0 Figure 1 Transformation Table - 911 Fallback Calls

   Note
   icon false
   Use the appropriate value for your location in the Calling Address/Number > Output Field Value field.

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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.

 

1. In the WebUI, click the Settings tab.
   
   
2. In the left navigation pane, go to Call Routing Table.
   
   
3. Click the relevant Call Route table used for calls received from Lync.
   
   

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Note
icon false
Note that when integrating with E911 providers, the Call Priority may have to be set to Emergency.

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In the example configuration, when a 911 call from Lync client arrives on the 

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 with the Location Information as Office, Lync will then provide the relevant location profile in the Inbound INVITE message. Sonus SBC 1000/2000 then passes this information to the 911 Provider in the outbound INVITE message.

This can be verified in the logs by tracing the relevant inbound INVITE message from Lync to the 

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:

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