5.23 Call barge-in/Force disconnect.............................................................................. 58
5.24 Call all extension(emergency call).........................................................................58
5.25 Common Ext operation............................................................................................ 58
5.25.1 DND( Do Not Disturb)...................................................................................58
5.25.2 Clear extension function setting................................................................. 58
5.25.3 Call switch.......................................................................................................59
5.25.4 Flash time setting.......................................................................................... 59
5.26 Internal hotline function........................................................................................... 59
5.26.1 Enable/Disable extension hot line function...............................................59
5.26.2 Hotline waiting time setting..........................................................................59
5.27 Special prefix setting (compulsory for IP prefix dialing and LCR).................... 59
5.28 LCR(Least Cost Routing ) function........................................................................60
5.28.1 Trunk group setting....................................................................................... 60
5.28.2 LCR parameter setting................................................................................. 60
5.28.3 Call restriction (only for LCR function).......................................................60
5.28.4 Access code setting for special trunk line group (only for auto LCR ). 61
5.29 IP prefix dialing setting.............................................................................................61
5.29.1 IP prefix setting.............................................................................................. 61
5.29.2 Enable/Disable IP prefix dialing.................................................................. 61
5.29.3 IP IP prefix dialing rule setting.................................................................... 61
5.30 Memory dialing..........................................................................................................62
5.30.1 Memory number setting............................................................................... 62
5.30.2 Enable/Disable memory dialing.................................................................. 62
5.30.3 How to use memory dialing......................................................................... 62
5.31 Private password...................................................................................................... 62
5.31.1 Setting private password..............................................................................62
5.31.2 How to use private password...................................................................... 63
5.32 Extension dynamic lock........................................................................................... 63
5.32.1 Enable/Disable extension dynamic lock....................................................63
5.32.2 Set extension dynamic lock.........................................................................63
5.32.3 Clear dynamic lock by operator.................................................................. 63
5.32.4 Change dynamic lock by extension........................................................... 63
5.32.5 How to use dynamic lock............................................................................. 63
5.33 Alarm clock................................................................................................................ 64
5.33.1 Alarm clock message setting...................................................................... 64
5.33.2 Set alarm clock by operator.........................................................................64
5.33.3 Clear alarm by operator............................................................................... 64
5.33.4 Set alarm clock by extension...................................................................... 64
5.34 Paging function......................................................................................................... 64
5.34.1 Page directly.................................................................................................. 64
5.34.2 Trunk line incoming call transfer to page.................................................. 64
5.35 Fax detect.................................................................................................................. 65
5.35.1 Fax detect setting.......................................................................................... 65
5.36 CLI(Caller ID).............................................................................................................65
5.36.1 Caller ID received mode.............................................................................. 65
5.36.2 Add prefix number for intercom Caller ID..................................................65
5.36.3 Enable / Disable Intercom Caller ID...........................................................65
5.37 Intercom function ( Doorphone management )....................................................66
5.37.1 Intercom function Setting............................................................................. 66
5.37.2 Setting intercom extension.......................................................................... 66
5.37.3 Setting door phone........................................................................................66