FreeSwitch

Links

FreeSwitch

• Documentation: https://developer.signalwire.com/freeswitch/FreeSWITCH-Explained/  
• Github: https://github.com/signalwire/freeswitch 
  

FreeSwitch GUI

• FusionPBX - FusionPBX can be used as a highly available single or domain based multi-tenant PBX, carrier grade switch,...
• OV500 - OV500 is Open Source VoIP Billing switching and routing Solution.

FusionPBX

• Forum: https://www.pbxforums.com/
• Documentation: https://docs.fusionpbx.com/en/latest/index.html 

FusionPBX

NAT Setting

Web Admin > Advanced > Variables > IP Addresses

• external_rtp_ip: <server-public-ip>
• external_sip_ip: <server-public-ip>

重啟 freeswitch

systemctl restart freeswitch

驗證

Web Admin > Status > SIP Status

• sofia status profile internal: ext-rtp-ip, ext-sip-ip
• sofia status profile external: ext-rtp-ip, ext-sip-ip

Gateway to Asterisk

On FreePBX

1. Added a custom context 'from-ext-sip-server' with the module Custom Contexts.
2. FreePBX Admin > Connectivity > Custom Contexts > Add Context
   • Context: from-ext-sip-server
   • Description: Whatever
   • Outbound Routes: <allow-some-route>
3. Add Trunk
   • Trunk Name: fusionpbx
   • PEER Details:

host=sip.osslab.tw
type=peer
context=from-ext-sip-server
nat=yes
insecure=port,invite

On FusionPBX

Web Admin > Accounts > Gateways > Add

• Gateway: myasterisk
• Proxy: <my-asterisk-sip>
• Profile: external
• Enable: Checked

Web Admin > Dialplan > Outbound Routes > Add

• Gateway: myasterisk
• Dialplan Expression: 9 Digits
• Prefix: <blank>
• Enable: True

FreeSwitch CLI

fs_cli

fs_cli -x "sofia status"

> sofia status
> sofia status profile internal reg
> show registrations

> /quit
> version
> show calls
> show channels

> reloadxml
> sofia profile external restart
> sofia profile external killgw gwt
> sofia profile external rescan
> reload
> reloadxml
> reloadacl
> reload <mod_name>
> show modules

> status
> eval $${external_sip_ip}
> fsctl shutdown restart


> domain_exists sip.osslab.tw
> module_exists mod_event_socket

PostgreSQL

su - postgres

fusionpbx=# \dt

fusionpbx=# \d v_gateways