Specifications

Administrator’s Guide for the V Series
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3. Select and enter a prefix or suffix for each bandwidth you want to
allow for gateway calls.
Associating prefixes and suffixes with particular bandwidths on your
gateway can optimize the use of bandwidth by your organization. Be sure
the gateway is configured to use the same prefixes and suffixes you define
for the system.
Specifying SIP Settings
If your network supports Session Initiation Protocol (SIP), you can use SIP to
connect IP calls.
To specify SIP settings:
1. Go to System > Admin Settings > Network > IP > SIP Settings.
2. Configure these settings on the SIP Settings screen:
Number of
Digits in DID
Number
Specifies the number of digits in the DID number.
The national or regional dialing plan for your location
determines the standard number of digits. For instance, the
US standard is 7 digits.
This setting is only available when Gateway Number Type is
set to Direct Inward Dial.
Number of
Digits in
Extension
Specifies the number of digits in the extension.
Your organization’s dial plan determines this number.
This setting is only available when Gateway Number Type is
set to Direct Inward Dial.
Setting Description
Setting Description
Transport
Protocol
Indicates the protocol the system uses for SIP signaling.
The SIP network infrastructure in which your V Series system is
operating determines which protocol is required. For example, if
your V Series system is operating in a Microsoft Live
Communication Server (LCS) SIP network, choose TCP. If your
V Series system is operating in a Nortel Multimedia
Communication Server (MCS) SIP network, choose UDP.
User Name Specifies the system’s SIP name. If you leave this field blank, the
system’s IP address is the SIP user name.
Password Specifies the password that authenticates the system to the
Registrar Server.