Configuring VoiceMeUp Trunk
Configuring the VoiceMeUp SIP trunk in PortSIP PBX is straightforward. Follow the steps below to complete the setup.
Prerequisite: Sign Up and Purchase DID Numbers
Before configuring the trunk, you must contact VoiceMeUp to create an account and purchase DID numbers.
After signup, you will typically receive the following credentials:
Trunk Username – Used for SIP authentication with the VoiceMeUp trunk
Trunk Password – Used for SIP authentication with the VoiceMeUp trunk
Keep these details available—you will need them during trunk configuration.
Configure the VoiceMeUp Trunk in PortSIP PBX
VoiceMeUp SIP trunks are configured as Register-Based Trunks in PortSIP PBX. You can configure the trunk at either level:
System Administrator level
The trunk can be shared with one or more tenants
Tenant Administrator level
The trunk can be used only by that tenant
Step 1: Create a Register-Based Trunk
Sign in to the PortSIP PBX Web Portal as a System Administrator or Tenant Admin.
From the left-hand navigation menu, go to: Call Manager > Trunks
Click Add.
From the menu, select Register Based Trunk.

Step 2: Configure Basic Trunk Settings
Enter the following information:
Name Enter a friendly name for the trunk (for example, VoiceMeUp-Trunk).
Brand Select VoiceMeUp.
DID Pool (Tenant Admin level only)
Configure the VoiceMeUp DID numbers assigned to this tenant.
The tenant can use only the DIDs in this DID Pool to:
Create inbound rules
Create outbound rules
Configure outbound caller ID for extensions
DID Pool format examples:
Click Next.

Step 3: Configure Trunk Credentials
Enter the authentication details provided by VoiceMeUp:
Authentication Name Enter the VoiceMeUp trunk username.
Password Enter the VoiceMeUp trunk password.
Click Next.

Step 4: Configure Trunk Options
Review the trunk options.
Configure the following field if required:
Max Concurrent Calls Sets the maximum number of simultaneous calls PortSIP PBX can establish using this trunk. Adjust this value according to your service agreement with VoiceMeUp.
Best Practice Keep all other options at their default values unless VoiceMeUp has provided specific requirements.
Click Next.

Step 5: Assign Tenants and DID Pool (System Admin Only)
This step is available only when configuring the trunk at the System Administrator level.
Select one or more tenants to grant access to the trunk.
Configure the DID Pool for each tenant.
Important
Each DID can be assigned to only one tenant.
A tenant can use only the DIDs in its assigned DID Pool.
DID Pool format examples:
Click OK to save the configuration.

Expected Result
The VoiceMeUp trunk is successfully created.
Once PortSIP PBX registers with the VoiceMeUp platform, the trunk status displays as Online on the trunk list page.

Adjust Outbound Parameters for the VoiceMeUp Trunk
For outbound calls, VoiceMeUp requires specific SIP header mappings to ensure correct caller ID presentation. Review and configure these settings carefully.
Step 1: Configure Outbound Parameters
In the PortSIP PBX Web Portal, navigate to Call Manager > Trunks.
Double-click the configured VoiceMeUp trunk.
Open the Outbound Parameters tab.
Configure the following fields:
Contact: User part
Choose
OutboundCallerID(Outbound caller ID taken from the Web Portal)

From: User part
Choose
OutboundCallerID(Outbound caller ID taken from the Web Portal)

P-Asserted-Identity: User part
Choose
OutboundCallerID(Outbound caller ID taken from the Web Portal)
P-Asserted-Identity: Host part
Choose
TrunkHostPort(Trunk host and port information)

Set Up Outbound Caller ID (CLI)
VoiceMeUp requires the CLI (outbound caller ID) to be in E.164 format.
Requirements
The outbound caller ID must be prefixed with
+Example:
When configuring the outbound caller ID for an extension in PortSIP PBX, ensure the number follows this format.

Next Steps
The Bandwidth Register Authentication Trunk is now ready for use.
You can proceed to:
Configure outbound call routing rules
Configure inbound DID routing
Assign outbound caller IDs
Refer to the next guide: Route Management.
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