2N Analogue GSM gateway 2N EasyGate PRO - Manual, 1749 v1.03 - Manual (Page 52)

Voice function 4.1
52
Call waiting
If the call waiting is activated the incoming call isn’t refused if there is call in progress
on EasyGate. If there is the other incoming call during connected call it will be
indicated by tone. See 0. for multiple calls management.
Activation:
Deactivation:
Status check:
Call hold
Check if your network supports the service before you use it.
This service relates to Call waiting described in 5.7. If there is call waiting on the line,
you have more possibilities what to do. Every action is made by FLASH and DTMF
code:
To terminate all held calls, or reject waiting call dial:
To terminating active call and accept the held or waiting call dial:
To place the active call on hold and accept the held or waiting call (switching
between two calls) or
To place the active call on hold to have possibility to dial other outgoing call dial:
To place all held calls to active calls and set up conference call dial:
To connect the two calls (active and held) and disconnect the EasyGate from
both calls dial: