Oki Telephony Adapter - Manual (Page 5)

iii Contents
Contents
Important Safety Instructions iv
Introduction vi
I Outline 1
The VoIP-TA 1
Features 1
Front panel 2
LEDs 2
Back panel 3
Connectors 3
II Installation 5
Connections 5
Cautions 7
III Placing Calls 8
Via an IP network 8
General operation 8
Services 9
Third party incoming call during another call 9
End-to-end service using DTMF signaling 10
Call transfer during a telephone Call 10
Absent service 12
Details of services 13
Using both a PSTN line and the IP network 13
Using the IP network only 16
IV Troubleshooting 17
V Specifications 18
Important Equipment Information 19
Warranty and Service 20