8.11.2.2.6. Repeat dial function for the used line 
- The "redial" key can store destinations of all line keys.
- The last dialed number can be stored line specific.
- Therefore the subscriber gets an additional authorization in AMO SDAT.
- No network wide function
Changing key layout (extend STD 127)
CHANGE-TAPRO:STD=126,DIGTYP=OPTIT19,KY02=LNR/SNR; CHANGE-TAPRO:STNO=7210&7211,STD=126; CHANGE-TAPRO:STD=127,DIGTYP=OPTIT19,KY02=LNR/SNR; CHANGE-TAPRO:STNO=7212,STD=127;
Add additional authorization
CHANGE-SDAT:STNO=7210,TYPE=ATTRIBUT,AATTR=SNRLINE; CHANGE-SDAT:STNO=7211,TYPE=ATTRIBUT,AATTR=SNRLINE; CHANGE-SDAT:STNO=7212,TYPE=ATTRIBUT,AATTR=SNRLINE;
Activation of the function in AMO ZAND if key LNR is used
CHANGE-ZAND:TYPE=ALLDATA2,LNR=YES;