Grandstream Networks HT812 Administration Manual page 34

Group
Linear style will sort the call to the lowest numbered available line, this is also called "serial hunting".
Type
Circular style will distribute the calls "round-robin". If a call is assigned to line 1, the next call goes to 2 and the
next to 3. The succession throughout each of the lines continues even if one of the previous lines becomes
available. When the end of the hunt group is reached, the hunting starts over at the first line. Lines are skipped if
they are still busy on a previous call. Default is Circular.
Delayed
Call
Forwards incoming call if not answered within a specific period of time when delayed call forward is activated
Forward
locally (using *92 code). Default value is 20 seconds.
Wait
Time
No Key
Initiates the call within this time interval if no additional key entry during dialing stage. Default is 4 seconds.
Entry
Timeout
Sends an early INVITE each time a key is pressed when a user dials a number. Otherwise, only one INVITE is
sent after full number is dialed (user presses Dial Key or after "no key entry timeout" expires).
Early Dial This option should be used only if there is a SIP proxy is configured and supporting "484 Incomplete Address"
responses. Otherwise, the call will likely be rejected by the proxy (with a 404 Not Found error). Default is No.
This feature is NOT designed to work with and should NOT be enabled for direct IP-to-IP calling.
Dial Plan
Adds specified prefix to dialed number.
Prefix
Use # as Treats "#" as the "Send" (or "Dial") key. If set to "No", this "#" key can be included as part of the dialed number.
Dial Key Default is Yes.
Disable #
Disables # to act as Redial key. If set to "Yes" and feature "Use # as Dial Key" set to Yes, the # key will act as
as Redial
dial key but not as redial key. Default is No.
Key
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 – exactly 2 digits number;
c. ^ – exclude;
d. . – wildcard, matches one or more characters
e. [3-5] – any digit of 3, 4, or 5;
f. [147] – any digit 1, 4, or 7;
g. <2=011> – replace digit 2 with 011 when dialing
h. <=1> – add a leading 1 to all numbers dialed, vice versa will remove a 1 from the number dialed
i. | – or
j. Flag T when adding a "T" at the end of the dial plan, the phone will wait for 3 seconds before dialing out. This
gives users more flexibility on their dial plan setup. E.g. with dial plan 1XXT, phone will wait for 3 seconds to let
user dial more than just 3 digits if needed. Originally the phone will dial out immediately after dialing the third
digit.
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 with 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.
1. Default: Outgoing – { x+ | +x+ | *x+ | *xx*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 }
Explanation of example rule (reading from left to right):
^1900x. – prevents dialing any number started with 1900