GSM Gateway User Manual
www.allo.com Version 2.0 23
Incoming From
Specify the available trunk or calling group for the selected
Incoming Type.
Pattern
Specify the pattern to match the dialed string of the incoming
call.
Pattern:
X: Any Digit from 0-9.
Z: Any Digit from 1-9.
[12345-9]: Any digit from 1 to 9.
N: Any Digit from 2-9.
".": Wildcard. Match one or more characters.
"!": Wildcard. Match zero or more characters immediately.
e.g.: X. – match at least one digit
988XXXX – match 988 followed by 4 digits
Trim Digits
Allows you to specify the number of digits that will be stripped
from the beginning of the dialed string before the call is placed
via the selected trunk.
e.g.: If you configure the pattern as 9X. and you want to strip 9
then you should mention Trim Digits field as 1
Prepend Digits
Specify the digits to be prepended before the call is placed via the
selected trunk. Those digits will be prepended after the dialing
number is stripped.
e.g.: If dialed number is 8789763010 and if you want to prepend
44 as a country code then mention in Prepend digits field as 44
Outbound Call Routes
Select the preferred trunks or time route groups where calls are
to be routed for this Routing rule. Ordering of the trunks in the
“Selected” column indicates the order in which call flows on
failure.