Technical data

A.3 How to Set Up an ISDN Connection 160
A.3 How to Set Up an ISDN Connection
• Connect the black ISDN cable to the black connector “a/b
S0 Ext”. Connect the other end to the corresponding con-
nector/port at the NTBA.
• Connect the phone to the port “S
0
Int” on the HorstBox. Use
the red phone cable (ISDN) provided. To connect more ISDN
devices use an ISDN hub.
• Open the configuration interface in a web browser, default
IP address: http://horstbox.
• Change to the tab TELEPHONY.
• If necessary change to the page LINES AND ACCOUNTS.
• As Main Line choose ISDN from the drop-down list Line Type
and click on SAVE.
• In the section ISDN Account click on ASSIGN.
• In the field NAME enter a name for the phone. Please choose
unique phone names so the further administration of the
HorstBox will become more comfortable.
• In the field PHONE NUMBER enter the number (MSN) of your
ISDN line.
• Click on SAVE.
• Change to the page PHONES AND DEVICES.
• In the section ISDN Phones and Devices / Connected ISDN
phones and devices click on EDIT next to the choosen phone.
• The phone number depends on the phone choosen. For
ISND phones the MSNs are 21 to 24 are used.
• In the field NAME enter a name for the phone. Please choose
unique phone names so the further administration of the
HorstBox will become more comfortable.
• Click on SAVE.
• Configure your ISDN phone to use at least on of the internal
MSNs according to the phone’s documentation.