CyberData 011030 Operation Manual page 34

2.3.4.1 Point-to-Point Configuration
When the board is set to not register with a SIP server (see
intercom to dial out to a single endpoint.
In this case, the dial-out extension should be the IP address of the remote device. The Intercom can
also receive Point-to-Point calls. The delayed DTMF functionality is available in the Point-to-Point
Mode.
Note
Operations Guide
Receiving point-to-point SiP calls may not work with all phones.
Figure 2-15. SIP Configuration Page Set to Point-to-Point Mode
Intercom is set to NOT register with a SiP server
930260D
Installing the VoIP Indoor Intercom
Figure 2-15), it's possible to set the
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Parts List