7
Dialing “1”
1 Config “1”, “space”, “@”, “_”, “-”, “/”, “%”
Dialing “2”
2 Config “2”, “a”, “b”, “c”, “A”, “B”, “C”
Dialing “3”
3 Config “3”, “d”, “e”, ”f”, “D”, “E”, “F”
Dialing “4”
4 Config “4”, “g”, “h”, “I”, “G”, “H”, “I”
Dialing “5”
5 Config “5”, “j”, “k”, “l”, “J”, “K”, “L”
Dialing “6”
6 Config “6”, “m”, “n”, “o”, “M”, “N”, “O”
Dialing “7”
7 Config “7”, “p”, “q”, “r”, “s”, “P”, “Q”, “R”, ‘S”
Dialing “8”
8 Config “8”, “t”, “u”, “v”, “T”, “U”, “V”
Dialing “9”
9 Config “9”, “w”, “x”, “y”, “z”, “W”, “X”, “Y”, “Z”
Dialing “0”
0 Config “0”, “*”, “#”, “$”, “&”, “?”, “!”, “<”, “>”
Dialing “*”
* Config “*”, “.”
# Dialing It can be regarded as the first number being
dialed out or the end mark for ending number.
2.1.1 Voice Control
Press “Up”to increase the volume and press “Down”to decrease.
2.1.2 Hold Function
Hold the current call line.
2.1.3 Redial Fuction
Redial the number dialed last time.
2.1.4 System information and IP address query
Every time you press “SYS/IP”, there will be one basic System information
showed on LCD.
1.Number：display the local phone numbers
2. Static/DHCP/PPPoE：display IP address of WAN port
3. SIP：display whether to register SIP account or not
4. SIP SERVER：display SIP server address
5. Gateway：display subnet mask
6. NetMask：display gateway
2.1.5 Three-way conference call
Suppose the user of the IP550 phone is A, and if user B through VoIP
