User Manual
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4.6 SIP
SIP (Session Initiation Protocol) is an IP telephony signaling protocol for Voice over Internet
Protocol (VoIP) calls. You can connect to a SIP server and configure VoIP service on the
setting page. The GV-CS1320 can then place a call to the operator with an IP phone or a
computer with VoIP software. With VoIP, the operator can communication with the visitor and
enter the access code to open the door.
Figure 4-25
Note:
1. SIP is supported by GV-CS1320 firmware V1.11 or later.
2. Video communications are not supported in the VoIP service.
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