5
LINE3
LINE4
12 CONF
¾
Diagnose network status.
¾
Conference
or
Three-way
13 PHONEBOOK
¾
Enter the phone book menu.
14 History
¾
Enter the call log menu.
15 MESSAGE
¾
Access the voice mail
17 SPEED
DIAL
¾
Configure speed dial numbers
18 MUTE
¾
Turn off the volume of the microphone during the
call
19 Dialing
Pad
¾
Functions like a traditional telephone dialing pad.
¾
While inputting words, press number key
successively, and the current characters will change
in turn
¾
Press [#] after telephone number to ensure to dial
out
LINK LED
¾
Turn on if no service is available.
¾
Blinking if not all accounts are registered.
20
MESSAGE LED
¾
Turn on when there is MWI
21 LAN
¾
Interface to LAN or WAN
22 PC
¾
Interface
to
PC
23 PWR
¾
Interface of power supply
◎
Networking Protocol
The GF502 VOIP Phones support several industry-standard networking protocols required for
voice communication and data transmission.
¾
SIP: RFC3261
¾
DTMF: Inband, RFC2833, SIP Info