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User Domain
The User Domain of the VoIP Service Provider is the domain name
is a SIP address. The SIP user domain may be a fully qualified
domain name.
For example, if the SIP address is given as
123456789@voip-
provider.com
, then
voip-provider.com
is the User Domain.
Registrar Server Proxy
The SIP registrar server proxy may be a fully qualified domain name
or any valid IPv4 address. It specifies the address of the SIP
registrar proxy server.
Registrar Server Port
The registrar server port may be any value between 1 and 65535. It
is the port used by the SIP proxy server.
Registrar Server Expiry Time
The SIP registrar server expiry time interval can be any number
between 1 and 86400. The timer is in seconds, and sets the
frequency with which Mitel 1000 refreshes its registration with the
SIP proxy server.
Transport for Invite Requests
The transport for SIP invite requests may be either TCP or UDP
Preferred Codec
The following codecs are supported on the system:
•
G.729
•
G.711
•
G.726.
Definition
A Codec (Coder/Decoder) converts analog voice signals into
digital signals for transmission over the IP network.
Use this field to select the type of voice codec that you want the
system to use. The choice of voice codec is a trade-off between
transmission speed, sound quality and desired bandwidth usage.
The G.711 codec provides higher voice quality than G.729 but
requires 82.8kbps of bandwidth as opposed to 26.8kbps for
G.729. The system can connect to other VoIP systems that use
the same codec.
Backup Codec 1
This field specifies the first backup codec to use in the event that the
far end does not support the Preferred Codec.
Backup Codec 2
This field specifies the second backup codec to use in the event that
the far end does not support the Backup Codec 1.
Definition
About Quality of Service (QoS) Differentiated Services Code
Point (DSCP) is a field in an IP packet that enables different
levels of service to be assigned to network traffic. This is
achieved by marking each packet on the network with a DSCP
code and appropriating to it the corresponding level of service or