1.1 Information about IP Telephony Service
The KX-TDA5450 SIP-GW4 card is a CO line card which is designed to be easily integrated into Internet
Telephony Service provided by an ITSP (Internet Telephony Service Provider). With VoIP technology based
on the SIP protocol, the cost of voice communication can be much cheaper than conventional telephone
networks.
Mounting the 4-channel VoIP DSP (SIP-DSP4) card on a SIP-GW4 card can enhance the channel capacity to
a total of 8 channels.
SIP-GW4 Connection Outline
The following diagrams illustrate a simple VoIP networks connecting the SIP-GW4 card to the Internet or LAN.
[Diagram 1]
PC
(Exclusively for maintenance
of the SIP-GW4 Card)
PC
LAN
(Local Area Network)
WAN (Wide Area Network)
Internet
Local
Telephone
IP-PT
ISP
ITSP
Router
Switching
Hub
6
Installation Manual
Document Version 2008-10
1.1 Information about IP Telephony Service
Summary of Contents for KX-TDA5450
Page 4: ...4 Installation Manual Document Version 2008 10 Table of Contents ...
Page 5: ...Section 1 Overview Document Version 2008 10 Installation Manual 5 ...
Page 21: ...Section 3 Programming the SIP GW4 Card Document Version 2008 10 Installation Manual 21 ...
Page 72: ...5 Click Save 72 Installation Manual Document Version 2008 10 3 7 6 Firmware Upgrade ...
Page 74: ...74 Installation Manual Document Version 2008 10 3 8 1 Reboot ...
Page 75: ...Section 4 Programming the PBX Document Version 2008 10 Installation Manual 75 ...
Page 77: ...Appendix A Guidance for VoIP Installation Document Version 2008 10 Installation Manual 77 ...
Page 80: ...80 Installation Manual Document Version 2008 10 A 1 2 Bandwidth Requirements ...
Page 81: ...Appendix B Initialization of the SIP GW4 Card Document Version 2008 10 Installation Manual 81 ...
Page 83: ...Index Document Version 2008 10 Installation Manual 83 ...