User guide

E.164 conversion 167
Tele phon y
Note: For incoming calls via a bundle with the “E.164 conversion”
feature each external call number (“CLIP”) appears converted into
the international format and is also saved in this format e. g. in
the caller list. Keep this in mind when entering call numbers used
for authenticating (CLIP-Auth).
Example
The following example explains the “E.164 conversion” function
on a terminal which is operated on a system access with the fol-
lowing configuration:
Various call numbers are now dialled from this terminal:
Attribute Number
International area code
(Country Code, CC)
32
(Belgium)
Local area code
(National Destination Code, NDC)
2
(Brussels)
Access call number
(Subscriber Number, SN)
4444
(company in Brussels)
Extension or internal call number
(Direct Dialling, DDI)
999
(company extension)
Code for the “External trunk” route 0
Number dialled Number actually used
0003311234567
(foreign country, Paris)
003311234567
The code for the route is not
transmitted via ISDN.
00032501234567
(domestic, Bruges)
0501234567
The international area code is
replaced with a “0”.
0003221234567
(domestic, Brussels)
021234567
The international area code is
replaced with a “0”. One's own local
area code is not removed.