ZyXEL Communications LTE5121, User Manual

Page: 170 / 234

Chapter 17 VoIP
LTE-5121 User’s Guide
170
Min-SE Enter the minimum number of seconds the LTE Device lets a SIP session remain
idle (without traffic) before it automatically disconnects the session. When two
SIP devices start a SIP session, they must agree on an expiration time for idle
sessions. This field is the shortest expiration time that the LTE Device accepts.
Dialing Interval Selection
Dialing Interval
Selection Enter the number of seconds the LTE Device should wait after you stop dialing
numbers before it makes the phone call. The value depends on how quickly you
dial phone numbers.
Phone Key Config
Use this section to customize the phone keypad combinations you use to access certain features on
the LTE Device.
Call Return Specify the key combinations that you can enter to place a call to the last
number that called you.
Caller Display Call This code is used to display the caller ID for outgoing calls.
Caller Hidden Call This code is used to hide the caller ID for outgoing calls.
One Shot Caller
Display Call This code is used to display the caller ID only for the phone call your are going to
make.
One Shot Caller
Hidden Call This code is used to hide the caller ID only for the phone call your are going to
make.
Call Waiting
Enable This code is used to turn the call waiting feature on. With call waiting, you hear a
special beep notifying you of another incoming call while you have a call. It
allows you to place the first incoming call on hold and answer the second call so
that you won’t miss any important calls.
Call Waiting
Disable This code is used to turn the call waiting feature off.
One Shot Call
Waiting Enable This code is used to enable call waiting only for the phone call your are going to
make. See the description for the Call Waiting Enable field for more
information.
One Shot Call
Waiting Disable This code is used to disable one shot call waiting.
Internal Call Specify the key combinations that you can enter to call the phone(s) connected
to the LTE Device.
Call Transfer This code is used to enable call transfer that allows you to transfer an incoming
call (that you have answered) to another phone.
Unconditional Call
Forward Enable This code is used to enable unconditional call forwarding. Incoming calls are
always forwarded to a specified number without any condition.
Unconditional Call
Forward Disable This code is used to disable unconditional call forwarding.
No Answer Call
Forward Enable This code is used to enable call forwarding when there is no answer at a SIP
number (no one picked up the connected phone that uses the SIP number).
No Answer Call
Forward Disable This code is used to disable call forwarding when there is no answer at a SIP
number (no one picked up the connected phone that uses the SIP number).
Call Forward
When Busy
Enable This code is used to enable call forwarding when the phone is busy.
Call Forward
When Busy
Disable This code is used to disable call forwarding when the phone is busy.
Do Not Disturb
Enable This code is used to turn the do not disturb feature on. This has the LTE Device
reject all calls destined to the phone line.
Table 69
VoIP > SIP > SIP Service Provider (continued)
LABEL DESCRIPTION