Ports Used by 3CX Phone System v14 and v15 - 3CX
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Ports Used by 3CX Phone System v14 and v15

Ports Used by 3CX Phone System v14 and v15

The following is a complete list of ports that 3CX Phone System uses in a default installation scenario:

Protocol

Port (Default)

Description

Port Forwarding Required

TCP

5000 or 80

v15: HTTP port of Web Server (only accessible from LAN). This port can be configured.

v14: This port can be configured when Webserver is Abyss. On IIS it is fixed to 80

v12.5: This port can be configured by the administrator.

v12: The port used for the 3CX Management Console, Presence Updates for 3CX Phone V12 (and 3CX MyPhone V11), the 3CX Hotel Module, 3CX Web Reports, 3CX Wallboard – whether using Abyss or IIS.

V15:  No, this port can only be accessed from the local network

V14: Yes – if you intend on making this available from outside your LAN

TCP

5001 or 443

v15: HTTPs port of Web Server. This port can be configured.

v14: This port can be configured when Webserver is Abyss. On IIS it is fixed to 443

v12.5: This port can be configured by the administrator.

v12 (Optional):  The port used for the 3CX Management Console, Presence Updates for 3CX Phone V12, the 3CX Hotel Module, 3CX Web Reports, 3CX Wallboard – whether using Abyss or IIS.

Yes – if you intend on using a 3CX client, Bridge Presence and Remote IP Phones from outside your LAN

TCP

5015

V15: This port is used for the online Web-Based installer wizard (NOT 3CX config command line tool) only during the installation process.

Optional - During the installation process when the Web-Based installer is used from external source

UDP & TCP

5060

3CX Phone System (SIP)

Yes – if you intend on using VoIP Providers, WebRTC and Remote Extensions that are NOT using the 3CX Tunnel Protocol

TCP

5061

3CX Phone System (SecureSIP) TLS

Yes – if you intend on using Secure SIP remote extensions

UDP & TCP

5090

3CX Tunnel Protocol Service Listener

Yes -if you intend on using remote extensions using the 3CX Tunnel Protocol (within the 3CX clients for Windows / Android / iOS) or when using the 3CX Session Border Controller

UDP

9000-9500 (default)

3CX Media Server (RTP) – WAN audio/video/t38 streams

Yes – if you intend on using remote extensions or a VoIP Provider

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