Feature Reference
Single-Line Telephones
Touch-tone single-line telephones must be connected to PFT line jacks for
touch-tone trunks; rotary single-line telephones must be connected to PFT line
jacks for rotary-dialing trunks.
Power failure telephones cannot be working extensions. They are dedicated
power failure telephones only.
Feature Interactions
SMDR
406
Power Failure Transfer
No SMDR records are generated during a power failure.