AT&T 7406BIS manual Or dial Priority Calling code while off-hook

Priority Calling

To place a priority call (3-burst ring)

1Press [ Priority ] (while off-hook)

or dial Priority Calling code (while off-hook)

[dial tone]

2 Dial extension

To change a regular call into a priority call (3-burst ring) when you hear a call-waiting ringback tone

1Press [ Priority ]

●Called party receives a priority call-waiting tone (3-burst ring)

2Wait for called party to answer

Note: If you still receive a call-waiting ringback tone, wait a few minutes and try again.