Quote
<font face="Verdana, Arial" size="2">Originally posted by KENB:
WHAT KIND OF CARD ARE YOU USING FOR THE SINGLE LINE STA PORT RSTU /PDKU ?</font>

It uses the RSTU3 with connected to ports 32 through 39 (8).

The DTMF card is a BRCS4 receiver plugged on the B2CBU card which is in slot 2.