Grandstream Networks HT503 User Manual page 41

Dial Plan Prefix
Use # as Dial key
Dial Plan
FIRMWARE VERSION 1.0.9.1
dials a number. If set to "Yes", an INVITE is sent using the dial-number collected thus
far. Otherwise, no INVITE is sent until the "(Re-)Dial" button is pressed or after about 5
seconds have elapsed. The "Yes" option should be used ONLY if there is a SIP proxy
configured and the proxy server supports 484 Incomplete Address response.
Otherwise, the call will likely be rejected by the proxy (with a 404 Not Found error).
Note: This feature is NOT designed to work with and should NOT be enabled for direct
IP-to-IP calling.
Sets the prefix added to each dialed number.
This allows users to configure the # key as the "Send" (or "Dial") key. If set to "Yes", "#"
will send the number. In this case, this key is essentially equivalent to the "Dial" key. If
set to "No", the "#" key can be included as part of a number.
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;
 xx+ - at least 2 digits number;
 xx. – at least 1 digit number.
 ^ - exclude;
 [3-5] - any digit of 3, 4, or 5;
 [147] - any digit 1, 4, or 7;
 <2=011> - replace digit 2 with 011 when dialing
 < =1> - add a leading 1 to all numbers dialed, vice versa will remove
a 1 from the number dialed
 | - or
•
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 }
HT503 USER MANUAL
Page 41 of 59