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HT813 Administration Guide
Version 1.0.1.2
Caller ID Transport
Type
According to customer’s choice CID information will be transferred from PSTN network
to VoIP network using following rules:
Relay via SIP From
- PSTN CID is in the SIP From field
Relay via P-Asserted-Identity
- SIP From field uses the pre-configured
account user Id. PSTN CID is in the P-Asserted-Identity field
Relay via P-Preferred-Identity
- PSTN CID is in the P-Preferred-Identity field
Send anonymous
- SIP From field uses "anonymous". PSTN CID is put in the
P-Asserted-Identity field
Disable
- PSTN CID will not be sent. SIP From field uses the pre-configured
account user ID
Send Hook Flash
to PSTN
If Yes, hook flash will be sent to PSTN upon receiving flash event from RFC2833 or SIP
INFO.
Hook Flash
Duration (ms)
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.
Gain
Voice path volume adjustment.
•
RX is a gain level for signals transmitted by FXO (FXO-To-VoIP volume)
•
TX is a gain level for signals received by FXO (FXO-To-PSTN volume).
Default = 0dB for both parameters. Loudest volume: +6dB; Lowest volume: -6dB.
User can adjust volume of call on either end using the Rx Gain Level parameter and
the TX Gain Level parameter located on the FXO Port Configuration page. These
parameters affect call volume ONLY for calls placed to/from PSTN and VoIP networks.
If call volume is too low when using VoIP extension, adjust volume using the Rx Gain
Level parameter under the FXO Port Configuration page.
If voice volume is too low at the other end (PSTN side), user may increase the far end
volume using the TX Gain Level parameter under the FXO Port Configuration page.
Disable Line Echo
Canceller (LEC)
Disables the LEC will per call base. Recommended for FAX/Data calls. Default is
No
.
Disable Network
Echo Suppressor
Disables the NEC will per call base. Recommended for FAX/Data calls. Default is
No
.
Outgoing Call
Duration Limit
Defines the call duration limit for the outgoing calls, Default is
0 (No limit)
.
