System Functions and Features as of I7.9
Numbering Plan
19
sy
d-
020
0/3.
0
– I7.
9
– 1
1
.2009
Tab. 3
Categories in the system's numbering plan with allocated numbers
Category
Number / Number Range
Name
Explanation
Number
1)
Number range
Explanation
Exchange access, Busi-
ness
Call charges are added up on
the
Business Telephony
or
Business Data Service
cumu-
lative counter.
0
<ext. call No.>
Prefix, truncated
before dialling out
into the network
Exchange access, Private
Call charges are added up on
the
Private
cumulative coun-
ter.
10
<ext. call No.>
Prefix, truncated
before dialling out
into the network
Operator Console
The PC Operator is stored
under this number
11
–
Emergency number
This number is assigned an
emergency number destina-
tion under which three desti-
nation numbers are stored
(depending on the switch
group and switch position).
12
–
Up to 10 emer-
gency numbers
can be defined, all
of them assigned
the same emer-
gency number des-
tination.
Cost centre selection
The call charges are explicitly
allocated to the selected cost
centre.
13
<CC No.>
<ext. call No.>
Prefix, truncated
together with the
CC No. before dial-
ling out into the
network
Internal users
Internal users on the PBX.
The users are assigned one or
more terminals.
20 to n
2)
–
Route selection
Routes the outgoing call via
the selected route
170 to n
3)
<ext. call No.>
Prefix, truncated
before dialling out
into the network
Door intercom
1
4)
Selects the door intercom
851
–
Door intercom
2
5)
Selects the door intercom
852
–
Relay
Freely connectable relay
853
–
Relay
Freely connectable relay
854
–
Relay
Freely connectable relay
855
–
Relay
4
6)
Freely connectable relay
856
–
User group
User groups can be selected
internally, directly with these
numbers
860 to n
–
Remote maintenance
access PPP
Selects the configuration
interface via PPP
898
–
Voice mail
Internal number of the Basic/
Enterprise Voice Mail System.
To activate a mailbox a call is
rerouted to this number.
899
–
Only one Voice
Mail No. can be cre-
ated.