Call Hold; Call Waiting; Call Transfer; Blind Transfer - Grandstream Networks HT818 User Manual

Examples of Direct IP Calls:
a) If the target IP address is 192.168.0.160, the dialing convention is *47 or Voice Prompt with option
47, then 192*168*0*160, followed by pressing the "#" key if it is configured as a send key or wait 4 seconds.
In this case, the default destination port 5060 is used if no port is specified
b) If the target IP address/port is 192.168.1.20:5062, then the dialing convention would be: *47 or Voice
Prompt with option 47, then 192*168*0*160*5062 followed by pressing the "#" key if it is configured as a
send key or wait for 4 seconds.
Note: When completing direct IP call, the "Use Random SIP/RTP Port" should set to "NO".

Call Hold

You can place a call on hold by pressing the "flash" button on the analog phone (if the phone has that
button).
Press the "flash" button again to release the previously held Caller and resume conversation. If no "flash"
button is available, use "hook flash" (toggle on-off hook quickly). You may drop a call using hook flash.

Call Waiting

The call waiting tone (3 short beeps) indicates an incoming call, if the call waiting feature is enabled.
To toggle between incoming call and current call, you need to press the "flash" button the first call is placed
on hold.
Press the "flash" button to toggle between the active calls.

Call Transfer

Blind Transfer

Assume that the call is established between phone A and B are in conversation. The phone A wants to blind
transfer phone B to phone C:
1. On the phone A presses FLASH to hear the dial tone.
2. The phone A dials *87 then dials caller C's number, and then # (or wait for 4 seconds)
3. The phone A will hear the dial tone. Then, A can hang up.
Note: "Enable Call Feature" must be set to "Yes" in web configuration page.

Attended Transfer

Assume that the call is established between phone A and B are in conversation. The phone A wants to
attend transfer phone B to phone C:
1. On the phone A presses FLASH to hear the dial tone.
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