6.3.4
6.3.5
6.4
External Dialing Mode ......................................................................................................................................... 26
6.4.1
6.4.2
6.5
6.6
Ringing extensions assignment ............................................................................................................................ 28
6.6.1
6.6.2
6.7
6.7.1
6.7.2
6.7.3
6.7.4
6.7.5
6.7.6
6.8
6.8.1
6.8.2
6.9
6.9.1
6.9.2
6.10
Extension Number Assignment ........................................................................................................................... 33
6.10.1
Change Extension Number ........................................................................................................................... 33
6.10.2
6.10.3
6.11
Call duration limit................................................................................................................................................. 34
6.11.1
Limit Call Duration ....................................................................................................................................... 34
6.11.2
Clear Limited Call Duration ......................................................................................................................... 35
6.12
Outgoing Message (OGM) ................................................................................................................................... 35
6.12.1
6.12.2
Listen to Out Going Mesage ......................................................................................................................... 36
6.13
4