Grandstream ht-503 ユーザーズマニュアル
Grandstream Networks, Inc.
HT503 User Manual
Page 32 of 37
service providers in different countries. 14 are selectable in this version of the F/W.
Number of Rings
Default is 4. This setting specifies number of phone rings (on the phone connected to
the FXS port) before a PSTN incoming call is bridged to VoIP
Note: The number of rings feature serves as a PSTN answer delay, and should be set
to a larger value to allow enough time for the HT503 to decode the Caller ID signal set
by the central office.
the FXS port) before a PSTN incoming call is bridged to VoIP
Note: The number of rings feature serves as a PSTN answer delay, and should be set
to a larger value to allow enough time for the HT503 to decode the Caller ID signal set
by the central office.
PSTN Ring Thru FXS
If Yes, the phone connected to the FXS port will ring a configured amount of times (see
above). If not, the phone connected to the FXS port will not ring.
above). If not, the phone connected to the FXS port will not ring.
PSTN Ring Thru Delay
(sec)
(sec)
If the PSTN Ring Thru Delay is set to Yes, all incoming PSTN calls through FXO will
ring the phone connected to the FXS port, after this delay or after caller id is detected
(whichever comes first).
ring the phone connected to the FXS port, after this delay or after caller id is detected
(whichever comes first).
DTMF Digit Length (ms)
Digit length and Dial Pause are port digit dialing configurations; FXO needs to dial out
digits for VOIP to PSTN 1 stage calls, and unconditional call forward to PSTN, and
route to PSTN. Digit Length is the play time for each digit.
Note: In order to receive the caller ID information, the delay should be set to a value
larger than the delay required to complete the PSTN caller ID delivery.
digits for VOIP to PSTN 1 stage calls, and unconditional call forward to PSTN, and
route to PSTN. Digit Length is the play time for each digit.
Note: In order to receive the caller ID information, the delay should be set to a value
larger than the delay required to complete the PSTN caller ID delivery.
DTMF Dial Pause (ms)
Dial pause is the time between 2 digits for the same scenario as explained above.
First Digit Timeout (sec)
Used for PSTN to VoIP calls. PSTN users need to enter the FIRST digit within the first
digit timeout period. Otherwise the call will be dropped.
digit timeout period. Otherwise the call will be dropped.
Inter Digit Timeout
When dialing from the PSTN to VoIP, subsequent digits have to be input within the
period of inter-digit timeout. Otherwise the dial plan thinks it is the end of the digit input.
period of inter-digit timeout. Otherwise the dial plan thinks it is the end of the digit input.
Wait for Dial Tone
Wait for Dial tone is used for one stage VoIP to PSTN calls. If set to Yes, the device
will first obtain a PSTN line and a dial tone from a central office. After obtaining the dial
tone, the digits dialed will be sent to the central office.
will first obtain a PSTN line and a dial tone from a central office. After obtaining the dial
tone, the digits dialed will be sent to the central office.
Stage Method (1/2)
This configuration is applicable for VoIP to PSTN calls and indicates one or two stage
dialing methods.
dialing methods.
Note: General settings have the same meaning as explained in the FXS page definitions. Here they are
described only as parameters related to the FXO port.
described only as parameters related to the FXO port.
S
AVING THE
C
ONFIGURATION
C
HANGES
Once a change is made, users should click on the “Update” button in the Configuration page. The HT503
will display a confirmation screen to confirm that the changes have been saved. Click ‘Reboot’ to save
all changes. Please reference the GUI pages using the following link:
will display a confirmation screen to confirm that the changes have been saved. Click ‘Reboot’ to save
all changes. Please reference the GUI pages using the following link:
Remote Reboot of the HT503
The administrator can remotely reboot the HT503 by clicking on the “Reboot” button at the bottom of the
configuration page. Once done, the following screen will be displayed to indicate that rebooting is
underway. You can login again after about 30 seconds.
configuration page. Once done, the following screen will be displayed to indicate that rebooting is
underway. You can login again after about 30 seconds.
Firmware 1.0.0.9
Last Updated: 9/2007