5.12.5.2. A station number verification (screening) 
- Station number verification is not required for this function and need only be configured if necessary.
- Configuration of the number verification for TON=Subscriber If required, separate SCREEN data must be configured for TON=national and international.
- A station number from 0000 to 9999 are transmitted in TON=Subscriber.
ADD-SCREN:TYPE=SCRPATT, SCRPPLAN=1, SCRP=78070XXXX;
- The default station number (DNO) is expanded by the ATND code (0) of the external
PBX.
EINR-SCREN:ART=SCRDATEN, UKNNR=1-89-410, DRNR=780700, DRNRTYP=SUBSCR, ARNRTYP=SCREEN, ARNRANZ=CLIPSTD, BRNRTYP=KEINSCR, BRNRANZ=COLPSTD, SCRPPLAN=1, SCRPTYP=SUBSCR;