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CASE 1: IP Phone and ATA for Residential
and SOHO Users
Internet
Modem
Modem
SP5105A
Consumer IP Phone
SP5001C/S, SP5001D/S,
SP5002A/S
SIP FXS Gateway (ATA)
ISP/ITSP
PSTN/GSM
PSTN/GSM
Telephone
ISP/ITSP provides IP communication platform for cost-saving
telephony service. For home and SOHO users, IP Phone and
SIP FXS gateway (ATA) can be used to enjoy the service by
just connecting the devices to Internet and getting registration
with ISP/ITSP.
@London
@Paris
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