User guide

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Chapter 4 - Configuring the Host MultiVOIP
Multi-Tech Systems, Inc. MultiVOIP User Guide
The Silence Compression option defines whether silence compression is enabled
for the selected voice channel. If enabled, the MVP120 will not transmit voice packets
when silence is detected, thereby reducing the amount of network bandwidth being
used by the voice channel.
The Echo Cancellation options defines whether echo cancellation is enabled for the
selected voice channel. If enabled, the MVP120 will remove echo, which improves
sound quality.
The Forward Error Correction (FEC) option defines whether FEC is selected for the
voice channel. This features allows some of the voice packets that were corrupted or
lost to be recovered. FEC adds 50 % overhead to the total network bandwidth
consumed by the voice channel.
19. The Billing/Security tab displays the parameters for billing options, call
authentication, and automatic disconnection.
20. You can set up billing options for inbound and outbound calls by selecting them in the
Billing Options group and then entering the charge in cents per number of seconds.
21. The Call Authentication option enables password protection for outbound and
inbound calls on the selected voice/fax channel. If you enable password protection on
inbound or outbound calls, you need to also enter a password of up to 14 numeric
characters in the Password box.
22. The Automatic Disconnect option limits call duration to the number of seconds
entered in the Disconnect After box. The default value of 180 seconds can be
changed to any other value up to 65,535 (roughly 18.2 hours).