TGWxE1-2G PRI (ISDN) Trunk
Gateways Series for Aeonix User Configuration Manual
5-13
5.3.5 FoIP
Click the
Basic >FoIP
tab to open the FoIP configuration interface.
Figure 5-6 FoIP Configuration Interface
Table 5-8 FoIP Configuration Parameters
Note: * indicates mandatory parameters for Aeonix.
Name
Description
*
FoIP type
Both T.38 and T.30 fax services are supported. It is recommended to use T.38 fax services.
For Aeonix
Select
T.38
For T.30, no other parameters need to be configured.
For T.38, define the following parameters:
Jitter buffer
Set the extent of T.38 jitter buffer. The default is 250. The valid range is 0 to 1000ms.
*
Receiving port for
FoIP
Set whether to open a new port when the gateway switches to T.38 mode. By default, original
voice port is used.
Open a new port
: Use the new RTP port.
Use original voice port
: Use the original RTP port that was created on call set.
For Aeonix
Select
Open a new port
ECM
Determine whether to use corrective mode of fax. By default, it is not selected.
V.21 detection
Choose whether to enable V.21 signal detection. The function is enabled by default.
Receive gain
Set the receiving gain of T.38 fax, with the default of -6dB.
Transmit gain
Set the transmission gain of T.38 fax, with the default of 0dB.
Packet size
Set the packet size of T.38. 30ms is the default value.
Redundancy
Set the number of the redundant frames in T.38 data package, default is 4.
