Media5 Mediatrix 4104, Справочное руководство

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Chapter 1 - Installation Overview
4 Mediatrix 4104
Overview
The Mediatrix 4104 is a standalone Internet telephony access device that connects to virtually any business
telephone system supporting standard analog lines.
The Mediatrix 4104 offers two Ethernet connectors switches enabling to establish two connections between
conventional analog telephones or Group 3 fax machines and either a WAN, a LAN or a personal computer.
This version of the Mediatrix 4104 uses the Session Initiation Protocol (SIP), which is a protocol for
transporting call setup, routing, authentication, and other feature messages to endpoints within the IP domain.
About the Mediatrix 4104
The Mediatrix 4104:
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Merges voice and data traffic onto a single unified network. Carrying telephone traffic over data
networks uses less bandwidth (as compared to telephone trunks), resulting in a more cost-
effective network solution.
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Easily integrates with existing telephone equipment. It converts any conventional analog
telephone or fax machine into an Internet device.
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Bypasses long-distance toll charges for realized savings.
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Supports 10 Mb/s and 100 Mb/s Ethernet networks.
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Upgrades software easily for future enhancements.
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Uses the latest standards in Internet Telephony.
• SIP protocol for call management
• T.38 for fax relay
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Supports the following Codecs:
• G.711 (µ-law, A-law)
• G.723.1A
• G.726
• G.729 A
• G.729 A rev. B
• T.38 (fax) over UDP or TCP
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Supports Quality of Service technologies.
• Differentiated Services (DS) Field
• IEEE 802.1q user priority tagging
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Offers an intuitive Web-based management interface to simplify operation and support.
Placing a Call
You can place a call from a telephone or fax connected to a Mediatrix 4104. The unit automatically detects if
the call originates from a voice or fax transmission and acts accordingly.
When placing a call, the Mediatrix 4104 collects the DTMF digits dialed and sends a message to the Registrar
Server. The Registrar Server sends back a list of contacts where the dialed number could be located.
You can dial on a telephone/fax machine connected to the Mediatrix 4104 as you normally do.