VoIP phone - 위키피디아 영어

Components and software [edit] Several Cisco SCCP-phones A VoIP telephone consist of the hardware and software components. The software requires standard networking components such as a TCP...

Voice over IP - 위키피디아 영어

Voice over Internet Protocol ( VoIP ), also called IP telephony , is a method and group of technologies for voice calls for the delivery of voice communication sessions over Internet Protocol (IP) networks, such as the Internet. The broader terms Internet telephony , broadband telephony , ...

Telephone VoIP adapter - 위키피디아 영어

A telephone VoIP adapter (TVA), also called digital telephone adapter , is a device that interfaces digital private branch exchange (PBX) telephone sets to a Voice over Internet Protocol (VoIP) network, using, for example, the Session Initiation Protocol. An analog telephone adapter (ATA) ...

Analog telephone adapter - 위키피디아 영어

An analog telephone adapter ( ATA ) or FXS gateway is a device for connecting traditional analog telephones, fax machines, and similar customer-premises devices to a digital telephone system or a voice over IP telephone network. An ATA is often built into a small enclosure with an internal...

Secure telephone - 위키피디아 영어

A secure telephone is a telephone that provides voice security in the form of end-to-end encryption for the telephone call, and in some cases also the mutual authentication of the call parties, protecting them against a man-in-the-middle attack. Concerns about massive growth of telephone t...

Grandstream GS-HT802 2 Port Analog Telephone Adapter VoIP Phone & Device, Black

아이템 No. 255022550928, 상품상태 : New, 종료 일자 : 2024.09.19 22:19:10, 수량 : 92 개

Cisco SPA525G2 5-Line Business IP Phone SIP POE Color Display VoIP Telephone - 비

아이템 No. 255315817613, 상품상태 : Used, 종료 일자 : 2024.08.06 09:15:24, 수량 : 0 개

시스코 7942G IP VoIP 전화기 스탠드 포함 중고 10개 묶음 - 이베이

상품이 더 이상 구매 가능하지 않기 때문에 이 리스팅은 판매자에 의해 7월 15일 월요일 오후 8:08에 종료되었습니다.

Cloud hosted VoIP - Telephone Service Option - Linked in

VoIP is extremely cost effective and can be accessed nearly everywhere, from businesses and at-home offices to mobile use. It requires none of the hardware investments of the traditional on-premise POT (plain old telephone) systems of the past. Because VoIP requires Internet infrastructure to send and receive voice communication, it can face some of the same security issues online users have experienced with their computers. Firewall · A successful disaster recovery plan requires that your VoIP phone system protection is included in the networ ...

What is a VoIP Phone and How Does It Work? - TechTarget

What is a VoIP phone? ; How does a VoIP phone work? ; Types of VoIP phones ; VoIP phone systems vs. traditional phone systems ; VoIP ports