SNR-VG-6040 User Manual
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ght © 2012 NAG LLC
Page 18 of 25
respectively.
G723 Rate
This defines the encoding rate for G723 vocoder. By default,
6.3kbps rate is chosen.
VAD
Default is
No
. VAD allows detecting the absence of audio
and conserve bandwidth by preventing the transmission of
"silent packets" over the network.
Symmetric RTP
Default is
No
. When set to Yes the device will change the
destination to send RTP packets to the source IP address
and port of the inbound RTP packet last received by the
device.
FAX Mode
Default is
T.30
(Fax Pass-Through), or T.38 (Auto Detect)
FoIP
Fax Tone Detection
Mode
Default is
Callee
. This decides whether Caller or Callee
sends out the re INVITE for T.38 or Fax Pass Through.
Jitter Buffer Type
Select either Fixed or Adaptive based on network
conditions.
Jitter Buffer Length
Select Low, Medium or High based on network conditions.
Dial Plan
Dial Plan Rules:
1. Accept Digits: 1,2,3,4,5,6,7,8,9,0 , *, #, A,a,B,b,C,c,D,d
2. Grammar: x - any digit from 0-9;
a. xx+ - at least 2 digits number;
b. xx. ?at least 2 digits number;
c. ^ - exclude;
d. [3-5] - any digit of 3, 4, or 5;
e. [147] - any digit 1, 4, or 7;
f. <2=011> - replace digit 2 with 011 when dialing
Example 1: {[369]11 | 1617xxxxxxx} Allow 311, 611, 911,
and any 10 digit numbers of leading digits 1617
Example 2: {^1900x+ | <=1617>xxxxxxx} Block any number
of leading digits 1900 and add prefix 1617 for any dialed 7
digit numbers
Example 3: {1xxx[2-9]xxxxxx | <2=011>x+} Allow any length
of number with leading digit 2 and 10 digit-numbers of
leading digit 1 and leading exchange number between 2 and
9; if leading digit is 2, replace leading digit 2 with 011 before
dialing.
3. Default: Outgoing - {x+}
Example of a simple dial plan used in a Home/Office in the
US:
{ ^1900x. | <=1617>[2-9]xxxxxx | 1[2-9]xx[2-9]xxxxxx |
011[2-9]x. | [3469]11 }
