Ctelo-business-phone-NY.png

Configure the telephony settings

Create the SBC

1. Log in to https://admin.microsoft.com and go to Voice -> Direct Routing.

Click "Add"

9.png

Give the new SBC the following parameters:

Gateway site ID
Default
Location based routing
Default
Preferred country or region for media traffic
Default
Bypass mode
Default
Media Bypass
Default
SBC supports PIDF/LO for emergency calls
Default
Failover response codes
Default
Failover time (seconds)
Default
Concurrent Call capacity
Default Increase if required by your implementation
Forward P-Asserted-Identity header
On
Forward call history
On
Send SIP options
Off
SIP Signaling port
5071
Enabled
On
FQDN
Enter the domain added in point 2. in previous section

Click "Save"

sbc.png
Picture9.png

If you receive this error, the domain has not yet been activated in Teams. Make sure you created the activation user in point 2.3. Give it some more time and try to Save again.

After the SBC has been created you can delete the activation user.

Create the voice line

2. In the Teams admin panel (https://admin.teams.microsoft.com) go to Voice -> Direct Routing -> Voice Routes and click “Add”

3. Enter the Route name from the below table, based on the region you are connecting to

USA
Routeams-eus1
Asia
Routeams-hk1
Europe
Routeams-we1

Set Priority to 1, and Dialed Number Pattern to “.*”

Picture10.png

4. Click “Add SBCs” and select the SBC created in point 1.

9.png

5. Click “Add PSTN Usage”, click “+ Add”, input the Voice Route name (e.g. Routeams-WE1), tick the check-box and click “Save and apply”

12.png

Configure a voice routing policy

6. In Teams Admin panel go to Policy for voice routing.

​Click “Add”. Give the policy the same name as the Voice Route (e.g. Routeams-we1).
Click “Add PSTN Usage”. Choose the one created in 1. Click “Apply” and “Save”

14.png