TCP/UDP port of the upstream SIP PBX to which the device sends the SIP packets.
SNMP ID: 2.33.4.2.1.3
Telnet path: /Setup/Voice-Call-Manager/Line/SIP-PBX/PBX
Possible Telnet values:
- Any available TCP/IP port.
Default: 5060
Note: This port has to be activated in the firewall for the connection to work.