
Synway Information Engineering Co., Ltd
SMG-C Series Analog Gateway User Manual (Version 1.7.1)
Page 36
Delay after Dial
Sets the delay to send the CalleeID to PBX after you pick up and dial. Range of
value: 200~2000, calculated by ms, with the default value of 1000.
FXO Pick-up Delay
after INVITE
Received at IP Side
Once this feature is enabled, the FXO port will be delayed to pick up the call after
the IP side receives the INVITE message.
Maximum Wait
Answer Time
The maximum time to wait the answer of the remote side for an outgoing call from
FXO port. This item is valid only when Polarity Reversal is enabled. It is calculated
by s, with the default value of 60.
Communication
without Network
Automatically routes a call to the proper port according to the configuration in case
of network failure or call timeout. The default value is
enabled
.
Communicate
without Network
Mode
Sets the mode for the communications without network, two options available: Auto
Search Idle Channel and Use Current Route Setting, with the default value of
Auto
Search Idle Channel
. In the mode of Auto Search Idle Channel, the gateway will
search an idle FXO port to route the call once the network is disconnected; in the
mode of Use Current Route Setting, the gateway will search an escaping channel
according to the settings of Tel->IP route.
Two Stages Dialing
Mode
Sets whether it is necessary to perform the two-stages dialing operation to call the
remote end via an FXO port. By default this feature is disabled.
Delay to Send 200
OK to IP Side
Once this feature is enabled, the gateway will delay to send 200 OK message to the
IP side. The default value is
disabled
.
Open Session In
Advance
Once this feature is enabled, the gateway will reply the 183 message when the FXO
port is making an outgoing call; otherwise, it will reply the 180 message. This item is
valid only when Polarity Reversal is enabled. The default value is
enabled
.
Avoid Being
Detected as Flash
Signal by PBX
Once this feature is enabled, after hanging up a call, the FXO channel will be
compelled to stay idle for a while before making a new call outside, which helps
avoid the pick-up signal being detected as a flash signal by the PBX. The default
value is
disabled
.
Work Mode
Sets the work mode for the echo canceller. There are two options: Near-end
cancellation and Both near-end and far-end cancellation, with the default value of
Near-end cancellation
.
Non-linear
Processing
Sets whether to enable the mode of non-linear processing. By default, this feature is
enabled
.
Fixed Window Size
Sets the size of the window for the fixed cancellation.
Moving Window Size
Sets the size of the window for the moving cancellation.
Select Area for
Module Parameters
Select an area for hardware parameters of the FXO chip.
After configuration, click
Save
to save your settings into the gateway or click
Reset
to restore the
configurations. If a dialog box pops up after you save your settings asking you to restart the
system, do it immediately to apply the changes. Refer to
for detailed instructions.