Siemens DE380 IP R 사용자 설명서

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Configuring the phone via the Web configurator
Security Settings
The Secure Real-Time Transport Protocol (SRTP) allows you to encrypt voice 
data transmitted using the Real-Time Transport Protocol (RTP). 
Secure RTP 
Activate or deactivate SRTP.
Accept Non-SRTP Call 
Activates and deactivates the acceptance of incoming calls from a counter-
part who is not using SRTP.
SRTP Security Type
You can encrypt or authenticate data (i.e., the device must authenticate 
itself at the SIP gateway), or both.
SRTP Pre-Shared Key 
Code word (password) for encryption/authentication via SRTP.
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