7
Calling over public line
0
Pick up and dial „0„
When you pick up you are hearing internal exchange tone.
After finishing of dial you might:
a) Hear dial tone of public exchange – you continue in dial of number.
b) Hear busy tone – you have not corresponding rights or public line
is busy by another subscriber.
Note:
When public line is busy you can make reservation by Flash.
Releasing of public line is announced by short ring of extension.
Return to PBX
***
111
You have public dial tone and you want dial an extension –
dial ***(DTMF) eventually „111„ (pulse) or and extension „1„
to „4.
After dialling * eventually „111„
you will
receive internal dial tone and
you might call an extensions even use the features.
Note:
This feature has to be used in case of direct access to public line
while you want extension calling as same as use features of
exchange dialling to internal dial tone.
