Grandstream Networks BudgeTone-100 Telephone User Manual


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BudgeTone-100 User Manual Grandstream Networks, Inc.
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Call Flow Diagram For Blind Call Transfer
Transferee Transferor Recipient
INVITE
100/180/200
ACK
RTP Media
REFER
202
NOTIFY
200
BYE
200
INVITE
100/180/200
ACK
RTP Media
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