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will ring each extension by default 15 seconds, this can be

changed on the Ring Timeout) or ring them simultaneously

inParallel Hunting Mode.

When using UCM, users can also conﬁgure there a Ring

Group extension (6400 for example) that will ring multiple

extensions simultaneously, or one by one depending on the

Ring Group ring strategy

If all phones are GXP21XX, users can open door either by

pressingRemote_PIN#or by pressing Open Door button if

already conﬁgured on the GDS3705 Model only.

If early medial is enabled on phone side, user can send the

PIN code using the Open-Door button before answering the

call (Of course users can open the door also after answering

the call).

Peering Mode:

User should conﬁgure multiple IP addresses of phones

instead of SIP extensions, when Door Bell pressed the

GDS370x will ring the conﬁgured IP Addresses in Serial or

Parallel Mode according to Doorbell Call Mode strategy.

Note:This ﬁeld supports a Maximum of 256 characters.

Note:The latest ﬁrmware version 1.0.3.11 now supports

conﬁguring different "Number Called When Door Bell

Pressed" entries depending on the time frame.

Press Doorbell Schedule 3

Sets the third doorbell schedule , the device will verify if

current time ﬁts in the schedule , if yes it will dial out using

the conﬁgured number in the ﬁeld "Number 3 Called When

Doorbell Pressed"

Number 3 Called When Door Bell Pressed

Conﬁgures SIP extension number (SIP Server mode), or IP

address with port number (peering mode), to be called when

the Door Bell is pressed:

SIP Server Mode:

The ﬁeld can be conﬁgured to store multiple one or multiple

SIP extensions, if conﬁgured with multiple extensions (ex:

1001, 1002, 1003), separated with “,” the GDS370x will ring

one extension after the other in aSerial Hunting Mode(GDS