Grandstream Networks HT503 User Manual page 64

SLIC Setting
Called ID Scheme
Caller ID TX Level
(dB)
Polarity Reversal
Loop Current
Disconnect
Play busy/reorder
tone before Loop
Current Disconnect
Loop Current
Disconnect Duration
Enable Hook Flash
Hook Flash Timing
On Hook Timing
Gain
using SRTP.
Dependent on standard phone type (and location).
Bellcore/Telcordia, ETSI-FSK, ETSI-DTMF, SIN 227 – BT, & NTT Japan
A value of level for Caller ID information sent by a FXS port to phone
connected to it.
(-40 – 0dB. Default -20dB)
If set to "Yes", polarity will be reversed upon call establishment and
termination. Default is No.
Set it to "Yes" of the traditional PBX you are using with HT503 uses this
method for signaling call termination. Default is No.
Default is No. If set to Yes, it will play busy/reorder tone before loop current
disconnect upon call fail.
A configurable period of time in which the FXS port will drop off voltage on
the line to indicate to the local party that the call is disconnected from the
remote side.
(100-10000 ms. Default 200 ms)
Default is Yes. If set to "No", FLASH button could only be used for
terminating calls.
The time period when the cradle is pressed (Hook Flash) to simulate a
FLASH. Adjust this time value to prevent unwanted activation of the
Flash/Hold and automatic phone ring-back.
On-hook timing is the minimum time for an on-hook event to be validated.
Voice path volume adjustment.
• Rx is a gain level for signals transmitted by FXS
HT503 User Manual
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