Multi-Tech Systems Multivoip 200 Model Mvp200 Voice/fax Over Ip Networks User Guide

Voice / Fax over IP Networks
Chapter 4 - MultiVOIP Software 

42 MultiVOIP 200 User Guide
Introduction
This chapter describes various features of the MultiVOIP software that enable you to change
(update) the configuration of your MultiVOIP. The basic configuration parameters were established
during the loading of the software (Chapter 3). The MultiVOIP software and configuration utilities
described in this chapter enable you to change that initial configuration as necessary.
The primary interface to the MultiVOIP software is a main menu (with MultiVOIP 200 Setup in...

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MultiVOIP Configuration
The MultiVOIP Setup menu consists of 10 buttons in which you can point and click, an Events
window in the middle of the menu, and a status bar at the bottom of the menu.  The 10 buttons allow
you to display and change the voice channels and IP protocol parameters, display and manage the
Phone Book listing, view statistics and call progress, and change features such as SNMP Agent,
Telnet Server, WEB Server, and assign a MultiVOIP password.
The...

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Changing Channel Parameters
The channel parameters include the interface type and its options, voice and fax settings, and voice
communications for the country and region in which the MultiVOIP is operating. The Channel Setup
dialog box, accessed by clicking the Voice Channels button on the Setup men, has three tabs that
display the following categories of channel information -- Interface, Voice/Fax, and Regional.
Interface
The Interface tab defines the parameters related to...

45 Chapter 4 - MultiVOIP Software
are unsure of the correct selection, contact the personnel in charge of your PBX or your local
telephone company to determine whether pulse or DTMF should be used.
E&M Interface
The E&M Interface is used to connect PBX E&M trunks.  You will need to select between Dial Tone or
Wink signaling and also between 2-wire and 4-wire mode.  If wink signaling is selected, the wink
timer field becomes active with a range from 100 to 350 milliseconds.  Contact the personnel in...

46 MultiVOIP 200 User Guide
has to have the same voice coder selected; otherwise, you will always get a Busy signal.
The Fax group enables a fax machine to transmit and receive faxes through the MultiVOIP. If a fax
machine is connected to one of the voice/fax channels, the Max Baud Rate should be set to match
the baud rate of the fax machine (refer to user documentation). The Fax Volume setting controls the
output level of the fax tones, and this setting should be changed only under the direction of...

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Changing the Phone Directory Database
The Phone Directory Database dialog box displays all the phone numbers in your MultiVOIP network.
The database displays the phone numbers in numerical order with the IP Address, Channel
assignment, and Description.
Access this database by clicking the Phone Book button on the Main MultiVOIP menu. You can add,
delete, or edit any entry in the database and you can change the master -  slave relationship of the
database.  The Slave...

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Server IP address), then this slave MultiVOIP will be defined as using Dynamic addressing and the
IP Address field in the Identified By group will grey out (be inactive).
If a Proxy Server with a static IP address is in front of the slave MultiVOIP, then the Identified By IP
Address field must contain the address of the Proxy Server.
If the slave MultiVOIP is connected directly to the Internet, then its addressing mode must be Static.
If the slave unit is using Static...

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Changing IP Parameters
The IP Setup dialog box establishes the IP addressing for the local Ethernet LAN, defines the Internet
gateway address, and for a remote MultiVOIP the global-to-local IP address translation is defined on
the Proxy Setup tab. The IP Setup dialog box is accessed by clicking the IP button on the MultiVOIP
200 Setup menu.
When the IP Setup dialog box is displayed, the IP address of your MultiVOIP is displayed with its IP
Mask. The Gateway Address is...

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Viewing Call Progress
The Call Progress dialog box displays the status of a call in progress. This dialog box is accessed
from the MultiVOIP 200 Setup menu by clicking the Call Progress button.
The ratio of Packets Lost versus Packets Received provides a general indication of the integrity of
the Internet connection. To reduce the frequency of lost packets, select a low-bit-rate coder, such as,
G.723 or Netcoder. In addition, enabling the Forward Error Correction option on the...