Nortel Networks IP Phone 2001 - Manual (Page 54)

Additional calling features
54
To charge a call to an account when you add someone to a
conference call:
5. Press the Transfer soft key when you
hear the telephone ring.
Note: You can talk privately to the
person at the transfer number before you
press the
Transfer key.
1. Press the Conference soft key. The call
is placed on hold.
2. Dial the Call Detail Recording FFC.
3. Dial the charge account number.
4. Dial the number of the person you want
to add to the conference.
5. Press the Conference soft key.