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MultiVOIP User Guide Technical Configuration
119
SPP Call Signaling Parameter Definitions
(cont’d)
Field Name Values Description
Single Port Protocol (SPP)
[continued]
Client Options
Client Option fields are active
only in registrar/client mode
and only for client voip units.
Primary
Registrar
--
This is the preferred SPP registrar
gateway for controlling the traffic
of the current voip.
Alternate
Registrar 1 and
2
--
A first and a second alternate SPP
Registrar gateway can be
specified for use by the current
voip for situations where the
Primary Registrar gateway is busy
or otherwise unavailable.
Registrar IP
Address
n.n.n.n
This is the IP address of the
registrar voip to which this client
is assigned. (Default value =
0.0.0.0; effectively, there is no
useful default value.)
Registrar
Port
10000 or
other
This is the port number of the
registrar voip to which this
client is assigned. (Default port
number = 10000.)
Polling
Interval
integer
60 - 300
The interval between the voip
gateway’s successive attempts to
connect to and be governed by a
higher level SPP registrar gateway.
The Primary Registrar is the
highest level registrar gateway.
Alternate Registrar 1 is second;
Alternate Registrar 2 is the lowest
order SPP registrar gateway.
Registrar Options
Registrar Option fields are
active only in registrar/client
mode and only for registrar
voip units.
Keep Alive
(in sec.)
30 – 300
(seconds)
Time-out duration before a
registrar will unregister a
client that does not send its
“I’m here” signal. Client
normally sends its “I’m here”
signal every 20 seconds.
Timeout default = 60 seconds.