Panasonic KX-TDA100D Features Manual page 344

1.30.4 QSIG Standard Features
3.15 [1-1] Slot—Port Property - PRI Port—Supplementary Service—
CNIR, CONR, CF (Rerouting), CT, CCBS, AOC-D, AOC-E, 3PTY
User Manual References
1.4.1 Transferring a Call (Call Transfer)
344 Feature Guide
COLP, CLIR, COLR, CNIP, CONP,