Trunk Selection
Functional description
This function enables the subscriber to select and occupy the trunk by dialing its serial number at the attendant.
Operating procedure
- Station selection at the attendant
Press the “TRK SEL”(Trunk Selection) key at the attendant.Dial the trunk serial number (four digits).The selected trunk is occupied.
Interactions
- When the busy trunk is selected, the subscriber will hear a closing sound.
- When another subscriber occupies the selected trunk, it can be released compulsory or overrode by the attendant. Refer to [5.6 ATD Service option è
use ATD Force Release ?]
