Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
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Operation Behaviors on Lock Phone
The following table lists the operation behavior when configuring the type of phone lock:
All Keys
Function
Keys
Menu key
Idle screen
Allowable Behavior: You are allowed to press the desired Line Key (key
type is Line) or the Speakerphone/off-hook key to enter the dialing screen.
Keys not Locked: Line keys (key type is Line), digit keys, HEADSET key,
Volume key, Speakerphone key, off-hook key, and on-hook key.
Note: Line key is not applicable to T19(P) E2/CP920 phones; Speak-
erphone key is not applicable to CP920 phones. Off-hook key and on-hook
key are only applicable to CP920 phones.
The same
as All Keys.
The Menu
key (key
type is
Menu) is
locked.
Incoming call
Allowable Behavior: You are allowed to answer or reject incoming calls.
Keys not Locked: Answer and Reject soft key; OK/
√
, X, HEADSET key,
Speakerphone key, off-hook key, and on-hook key.
Note: Pressing X key to reject the call is not applicable to T23P/T23G/T21
(P) E2/T19(P) E2/CP920 phones; HEADSET key and Speakerphone key
are not applicable to CP920 phones. Off-hook key and on-hook key are
only applicable to CP920 phones.
The same
as All Keys.
The Menu
key (key
type is
Menu) is
locked.
Pre-dial-
ing/Dialing
screen
Allowable Behavior: You are allowed to press the Line Key (key type is
Line), input or modify numbers, dial emergency numbers and return to the
idle screen.
Keys not Locked: IME, More, Cancel, Send, Delete and Line soft key; line
key (key type is Line), X, OK/
√
, Volume key, Speakerphone key, digit keys,
HEADSET key, “*”/”#” (key as send), off-hook key and on-hook key.
Note: Line key is not applicable to T19(P) E2/CP920 phones; Speak-
erphone key is not applicable to CP920 phones. Off-hook key and on-hook
key are only applicable to CP920 phones.
The same
as All Keys,
but you can
dial any
number.
The Menu
key (key
type is
Menu) is
locked.
Talking
Allowable Behavior: You are allowed to end the call, initiate a new call to
the emergency number and resume a call.
Keys not Locked: End Call, Cancel, Resume, NewCall soft key; line key
(key type is Line), digit keys, X, Volume key, HEADSET key, Speakerphone
key, off-hook key, and on-hook key.
Note: Pressing X key to end the call is not applicable to T23P/T23G/T21(P)
E2/T19(P) E2/CP920 phones; Line key is not applicable to T19(P)
E2/CP920 phones. HEADSET and Speakerphone key is not applicable to
CP920 phones. Off-hook key and on-hook key are only applicable to
CP920 phones.
The same
as All Keys,
but you can
dial any
number.
The Menu
key (key
type is
Menu) is
locked.
For T57W/T48U/T48S/T48G, all keys and screen are locked except the HEADSET key, Volume key, digit keys, #
key, * key, and Speakerphone key.
Phone Lock Configuration
The following table lists the parameters you can use to configure the phone lock.
Parameter phone_setting.phone_lock.enable
<y0000000000xx>.cfg
Description It enables or disables the phone lock feature.
Permitted
Values
0-Disabled
1-Enabled
