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Chapter 1
Introduction
Overview
Meeting the next-generation Internet telephony service demands, PLANET Technology provides
feature-rich, toll-quality Internet telephony service solutions. The built-in PSTN interface provides user
more convenience between IP Phone and PSTN call selections. VIP-154NT. With 802.3af Power
over Ethernet (PoE) IP Phone VIP-154PT. And the VIP-154T is the cost-effective SIP IP Phone; the
VIP-154 series are SIP 2.0 (RFC3261) compliant with SIP digest authentication supports.
The VIP-154T / VIP-154PT / VIP-154NT ("IP Phone" in the following term, unless specified) features
high-quality speakerphone technology, and includes an easy-to-use speaker on/off button and call
hold/transfer buttons for various voice services.
The IP Phone has additional features such as built-in PPPoE/DHCP clients, password-protected
machine management, LCD menu display, speed-dial 3-way conference keys, hands-free
speakerphone, last number redial, incoming message indicator, and user-intuitive web administration
system.
The IP Phone is self-contained, service-integrated, intelligent phone features offering, and powerful
voice processing power. The IP Phone can effortlessly deliver toll voice quality equivalent to the regular
PSTN connections utilizing cutting-edge Quality of Service, echo cancellation, comfort noise generation
(CNG) and voice compensation technology. Meanwhile, the dual Ethernet interfaces on the IP Phone
allow users to install in an existing network location without interfering with desktop PC network
connections. When installing the VIP-154T / VIP-154PT / VIP-154NT, SIP IP Phone with IPX-2000
(PLANET IP PBX system), the VIP-154 series IP phones can be easily integrated in your office; via the
auto-config support for IPX-2000. No expertise required building up the VoIP network deployment.
Besides, the IP Phones are ideal solution for office / home use as well as installation for Internet
Telephony Service Provider (ITSP) from leading vendors. It's the delivery platform for IP voice services
that makes benefit from the VoIP technologies in your daily life.
There are models for VIP-154T/VIP-154PT/VIP-154NT and there are:
VIP-154T: SIP IP Phone
VIP-154PT: 802.3af PoE SIP IP Phone
VIP-154NT: SIP IP Phone with PSTN connectivity
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