AT&T 518-600-016 ユーザーズマニュアル

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TABLE 3-6 BIS-34D Console Administration (continued) 
Procedure: Slide T/P switch to P, press Conference button 
Feature
twice, then follow steps for feature
Transfer Return
Interval
Press Message.
Dial #306.
Dial number 
of rings (1 through 9) before call return to original
phone.
o r
Dial 0 if transferred calls should 
not return.
Press Message
Optional Features 3-109