BELGACOM Forum 523, Руководство по монтажу и пусконаладке, Страница: 224 / 244

Telephony 222
Frequently Asked Questions
Question: It is not possible to make external calls with one of the
telephones.
Check whether a user is configured for the telephone. Otherwise
the settings of the Guests user group are valid for the telephone.
To standard, this user group has no external call authorisation.
Make sure the user configured for this telephone belongs to a user
group with external line access (
Configurator , User Manager:
User groups menu).
Check also whether the internal call number of this telephone has
been configured for incoming call distribution (
Configurator ,
Telephony: Call Distribution menu).
Question: One of the features (e.g. call diversion) on one of the
telephones cannot be used even though the feature has been
configured in the
Configurator of the Forum 523/524.
Make sure the user configured for this telephone belongs to a user
group that has access to this feature (
Configurator , User Man-
ager: User and User groups menus). Some features cannot be
used until the system PIN is changed.
Question: Nothing is indicated on the display of one of the
connected ISDN telephones.
You have connected the ISDN telephone to an external S
0
port
(RJ-45 socket). These ports are intended for connection to the
NTBA only. Connect the telephone to an internal S
0
port (pressure
terminal).
Question: Calls can be made but not received with one of the
ISDN telephones.
The internal call number that has been configured for this ISDN
telephone in the
Configurator ( Telephony: Ports: S0 menu)
must also be configured as an MSN on the ISDN telephone itself.
For further information, refer to the User Guide of your ISDN tele-
phone.
Question: An ISDN telephone always rings, if another telephone
on the S
0
bus is being called.