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Fax Media List

Create a dedicated Fax Media List with the following codecs in the order shown below, this allows the fax to negotiate the T.38 during connection:

SIP Registrar Table

1. Create an SBC 1000/2000 SIP Registrar table so the Tenor can register each of its analog ports as a SIP User Agent into the SBC 1000/2000.
2. Enter as many number of Users as expected analog ports to be registered:

Tenor Call Routing Table

Create a Call Routing Table for Tenor, as shown below to route a fax call from Tenor to PSTN through the SBC Edge.

Tenor Signaling Group

1. Create the Tenor SIP Signaling Group which allows the SBC 1000/2000 to send and receive SIP calls to/from the Tenor with the following parameters (created previously).
2. Verify that the values in the Port and Protocol fields in the Listen Ports panel configured for the Tenor are the same when configuring the SBC1000/2000. 
   

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Caption 0 Figure 1 Tenor Signaling Group  Image Modified

Tenor Transformation Table

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PSTN Incoming Call Routing Table entry table adaptation

Adapt the existing Call Routing Table “From PSTN to Tenor” to insert a call routing entry to evaluate if incoming call is toward a fax number (see previously created Transformation Table) and route it to the Tenor Signaling Group:

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Select the Advanced Explore tab to access all parameters.

1. Select Confirm/OK after making changes.
2. Select the "red star button" to apply changes to the Tenor:

Dial Plan

1. Adapt the Dial Plan to the one necessary for the appropriate country.
2. Select a generic Dial Plan and remove the other prefixes.

SIP Signaling Group

In SIP Signaling Group-1, enter the following information and verify the checked/unchecked boxes are as shown below.

On the Advanced tab, make sure the protocol matches the one configured previously in the Tenor Signaling Group:

On the User Agent tab, create as many User Agents as analog ports to register as SIP UA:

DN Channel Map

On the DN Channel Map menu, enter the associated number and associate it with the previously created User Agent for each analog port:

Codec

Enter at least one G.711A codec:

Codec Profile

Verify the default codec profile is configured with the previously created codec:

IP Routing Group

Verify the fax section of the IP Routing Group menu is configured as shown below, and matches what was created on SBC 1000/2000 for the T.38 codec:

Gateway - Routing Table Mode 

1. Select the Advanced Explore tab.
2. Expand VoIP Configuration.
3. Select Gateway.

4. Check the Use Routing Table checkbox, if it is not already checked.
   
   

   Note
   The system will ask for a backup and reboot if this is the first time the Routing Table mode is activated.

Create or rename a Number table by clicking the Number Tables drop-down list or any item on the list.

Create entries in the Routing Table to route calls from Tenor to SBC 1000 (LCRG-phone to UA-101 below) and reverse (ip to LCRG-phone below):

These tables only look for and can adapt the called number in the above example, but you can also adapt the calling number.

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