Month: September 2019

This guide works great, with the one amendment; PJSIP Registration should be set to “none”.

https://frag.co.uk/2017/08/14/cisco-spa-3102-freepbx-uk-caller-id/

Critical config info is as follows:

SPA-3102 Configuration

Admin login > Advanced > Voice > PSTN Line:

• Line Enable: Yes
• SIP Transport: UDP
• SIP Port: 5060
• SIP Remote-Party-ID: Yes
• Auth Invite: Yes
• Proxy: [set to FreePBX IP]
• Register: No
• User ID: pstn_fxo
• Auth ID: pstn_fxo
• Use Auth ID: Yes
• Password: password
• Line 1 VoIP Caller DP: None
• PSTN Caller Default DP: 1
• Dial Plan 1: (S0<:pstn_fxo@192.168.0.181>)
  Including brackets – and where 192.168.0.181 is your FreePBX IP

FreePBX Configuration

Create a new PJSIP Trunk

• Trunk Name: <My DID>
• Outbound Caller ID: <My DID>
• Maximum Channels: 1
• Username:  <My DID>
• Password: password
• Authentication: Outbound
• Registration: Send
• SIP Server: [set to IP address of SPA-3102]
• SIP Server Port: 5060
• Context: from-pstn
• Contact User:  <My DID>  (thanks to Aly)

Inbound Route

• Set up a default route with Destination as a Ring Group

Outbound Route

• Route Name: POTS Outgoing
• Route CID: <My DID>
• Trunk Sequence for Matched Routes:  <My DID>