How to Connect Grandstream UCM to Yeastar S-Series PBX

1. Introduction

The guide provides step-by-step configuration instructions of how to connect Grandstream UCM6102 and S-Series PBX

In this guide, we will take Yeastar S100 as an example, the same configuration can be applied on Yeastar S-Series PBX.

With the guide step by step, you could achieve:

1. Make call from UCM side to the IVR of S-Series PBX or other destinations.

2. Make outgoing call from UCM side via trunks of S-Series PBX.

3. Receive call from UCM at S-Series PBX side.

 

Firmware version:

S100: 30.10.0.28

Grandstream UCM6102: 1.0.18.12

 

Description:

IP address of S100: 192.168.9.208

IP address of Grandstream UCM1602: 192.168.7.214

2. Configuration

Build Interconnection

2.1 Create a VoIP Trunk on S100

Path: Gateway> VoIP Settings> VoIP trunk> Add VoIP Trunk.

Choose “Peer Trunk" mode, and fill Hostname/IP with IP address of UCM6102

Trunk Type: Peer Trunk

Template: General

Transport: UDP

Hostname/IP: The IP of the UCM6102, 192.168.7.214

Domain: Generally, the field is same with Hostname/IP.

 

2.2 Create a VoIP Trunk on UCM6102 to S100

Path: Extension/Trunk> VoIP Trunks> Add SIP Trunk

Type: Peer SIP trunk

Hostname: IP address of the S100, 192.168.9.208

You could check the registration status on S100 PBX monitor.

 

2.3 Create an extension in UCM6102

Path:  Extensions/Trunk> Extensions> Add

Fill the extension number and password on the IP Phone you use: 

Create Routing Rules for call from S100 to UCM.

3. Create Outbound Route on S100

Pattern: 9

Strip: 1

Member Trunks: TO_UCM6102 (SIP-PEER)

Member Extensions: 1003, select extensions which you allow to call out via the SIP trunk

 

3.1 Create an Inbound Route on UCM6102

Pattern: _X.

Default Destination: Extension/2003

Create Routing Rules for call from UCM to S100. 

4. ​Create Inbound Route on S100

Member Trunks: To_UCM6102(SIP-Peer)

Destination: IVR-6500

  • If you want to dial an extension range of S100, you could try to follow the guide: DID insturction
  • If you want to make external call via the trunks of S100, you could need to configure the destination as in outbound route.

Member Trunks: To_UCM6102(SIP-Peer)

Destination: Outbound Route-Routeout

*Note: The outbound route should be set on S-series in advance. Any doubt on outbound route setting, please view the following instruction.

https://help.yeastar.com/en/s-series/topic/add_outbound_route.html

 

4.1 Create outbound route on UCM6102

Pattern: _X.

Enable Filter on Source Caller ID

Available Extensions/Extension Groups: 2003

Trunk: SIPTrunks-S100

Strip: 1

Prepend: 8 (If you wanna call 6500, you need dial 86500.)

Note:

1) Please save and apply changes on the interface of UCM6102. Otherwise all the configuration will not take effect.

2) If you don't need set time condition for inbound/outbound route, just keep the default setting. Otherwise, you may encounter call failure issue.

 

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1 Comments

  • 0
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    I tried the same way and followed the instructions in both PBAX SIP lines showing connected but the call is not working. 

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