AT&T 7406BIS - Manual (Page 32)

Call Park
To park a call (for 1
retrieval at any
extension)
2
3
4
5
6
7
Press [
T r a n s f e r
] [dial tone
●
Second party is temporarily put on hold
Press [
Call Park
]
or dial Call Park trunk code [dial tone
Dial the Call Park zone number [confirmation tone
Dial an idle answer-back channel number
[confirmation tone
Press [ Recall ]
Press [
Transfer
] [ringback tone
Hang up
●
Held party is transferred to the answer-back channel
and hears ringback tone (or music) while waiting