# myCloudPBX Hosted Voice Network Requirements
The following document outlines the requirements of the myCloudPBX Hosted Voice platform.
It is highly recommended that your network environment meets or exceeds the below requirements in all areas listed.
Unexpected issues may arise if your network environment is not compatible with the below requirements.
# Customer Environment Requirements
| Customer Environment Requirements | Description |
| IP Routing and hardware | Connection to an NBN 25M speed tier or better (Ethernet or Fibre highly recommended) Internet connection. Full IP connectivity to the myCloudPBX Softphone registration servers on the following range - 216.93.246.0/24, 69.90.51.0/24, 35.189.7.217 & 35.244.85.149 (any packet inspection should also be disabled). A static public IP address that has been added to the Firewall Rules management section in the myCloudPBX portal. This is the public IP address used by the myCloudPBX Hosted Voice phones. |
| LAN Environment | Cabling (Category 5e cable or better between compatible PoE network switch and handset).
DHCP server with available IP addresses in a subnet with Internet connectivity. DHCP Server providing option 66 and option 160 if auto-provisioning is to be used. A single VLAN for both data and phones OR; a voice VLAN and data VLAN both with Internet connectivity. IP connectivity between PC’s and phones. LAN switches that are able to cope with a high count of Packets Per Second (50 to 100 packets per call per user). |
| Webhooks | Port 80,443 to 203.22.70.0/24 must be accessible for webhook integrations to function.
If using SSL, you do not require port 80. |
# Firewall Rules
The following firewall configurations are required for myCloudPBX Hosted Voice phones to successfully register to the myCloudPBX Hosted Voice registration servers and successfully receive/initiate inbound and outbound calls:
| Firewall Ports | Network Protocol | Application Protocol | Description |
| 5060 | UDP & TCP | SIP UAS | Used for SIP signalling (Standard SIP Port, for default Internal Profile) |
| 0 - 65536 | UDP | RTP / RTCP multimedia streaming | Used for audio/video data in SIP and other protocols. |
# Auto Provisioning
Phones on the myClouedPBX Hosted Voice platform can be enabled for auto-provisioning.
The following DHCP options will be required for auto-provisioning to work correctly:
| DHCP Option | Value | Support Phones |
| 66 | ps.mycloudpbx.com.au | Cisco, Linksys. |
160 | ps.mycloudpbx.com.au | Polycom |
Additionally, for the phones to successfully download their configuration files, it is required that the following protocols be enabled for inbound and outbound communication:
| Protocol | Support Phones |
| TFTP | Cisco, Linksys & Yealink |
HTTP | Cisco, Linksys & Yealink |
FTP | Polycom |