DBLTek ROIP302 Series User Manual page 20

ROIP302 Series User menu
For peer-to-peer mode, only two RoIP302s are used for interconnection.
as a Host which supports a proxy mode for other RoIP302 (referenced as terminal) to register.
table below describes how to program the key parameters.
Group SIP Number
SIP Proxy
Auto Dial Number
The Auto Dial Number is basically the number that the RoIP302 automatically makes a call to when
a PPT signal is active as defined in the Group Settings (Section x.x).
6.6
PTT Settings
This section defines the PPT Signal settings.
consists of two control signal (PTT Input and Output). Difference radio terminals may have
different requirement on the PTT control signals. Please consult the User Manual of your radio
terminal for more information.
1. Input Active Level defines the active level for the PTT Input.
active when the electrical level is high (+5V).
electrical level is low (0V).
2. Output Active Level defines the active level for the PTT Output.
active when the electrical level is high (+5V).
electrical level is low (0V).
3. PTT Output Expiry (s) defines the maximum duration in second for the PTT Output to be active.
This means that the maximum transmit time for a voice channel is limited by the PTT Output
Expiry. This method is used to prevent a radio terminal to occupy the voice channel indefinitely.
The minimum value is 30.
Peer-to-Peer Mode Settings
RoIP302 Host
Unique number assigned by the
user
Host IP or DDNS if enabled
Blank
RoIP302 supports up to 3 PTT ports and each PPT
Select "0" if the PTT Input is active when the
Select "0" if the PTT Output is active when the
One RoIP302 is defined
RoIP302 Terminal
Unique number assigned by the
user
Host IP or DDNS if enabled
The Group SIP Number of the
RoIP for voice connection to be
established when a PPT signal
is active as defined in Group
Settings (Section x.x).
Select "1" if the PTT Input is
Select "1" if the PTT Output is
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