
Voice over IP (VoIP) | VoIP System Telephones |
|
|
LAN Port: Allows the telephone to connected to the LAN. Use a non
PC Port: Allows the telephone to be connected to a workstation computer. Use a non
■The VoIP system telephone’s power supply is provided by an extra
■You can also connect a standard headset via RJ45 sockets (DHSG standard) to VoIP system telephones.
■VoIP system telephone’s audio signals are generated by the telephone itself. DTMF dial tones and Music on Hold are produced by the Media Gateway function.
■A VoIP system telephone can also be operated without a permanent con- nection to the communications system, for example via an
■Signalling data for call control, call data during
■During the device’s start procedure, the IP address is configured and the device software is requested via the DHCP and TFTP network protocols.
7.4.2 VoIP System Telephone Configuration
The VoIP system telephones Aastra 6773ip (OpenPhone 73 IP) and Aastra 6775ip (OpenPhone 75 IP) obtain the required IP address configuration and operating software via the DHCP, BOOTP and TFTP IP protocols. After the power supply is assured, the device’s internal boot loader is started which controls the further start procedure.
72