User manual
2
TA B L E OFCONTENTS
1st 5520’s Network Features.........................................................5
1 The View....................................................................................................5
2 Interfaces...................................................................................................5
3 Hardware................................................................................................... 5
4 Software........................................................................................... .........6
5 Network......................................................................................................6
6 Management and Maintenance..................................................................7
7 Protocol......................................................................................................7
8 Compliant Standard...................................................................................7
9 Operating ment............................................ .............................................8
10 Packing List...............................................................................................8
11 Installation.................................................................................................8
2nd Feet installation instruction.......................................................9
3rd Keypad of IP Phone................................................................11
4th BLF indicator status................................................................13
5th Menu Operation......................................................................14
6th Basic functions and operations...............................................19
1 Answer the calls......................................................................................19
2 Make Call................................................................................................20
3 Speed dial...............................................................................................21
4 Multiple line dial-up................................................................................. 21
5 Hang up the phone................................................................................. 21
6 Call Transfer............................................................................................22
7 Call Hold..................................................................................................23
8 3-Way Conference Calls..........................................................................23
9 Call History...............................................................................................23
10 Call pickup................................................................................................25
11 Join call....................................................................................................25
12 Redial/Unredial........................................................................................25