Version 6.2 413 February 2011
SIP User's Manual 8. IP Telephony Capabilities
8.3 Gateway and IP-to-IP
This section describes various Gateway and IP-to-IP application features.
8.3.1 Dialing Plan Features
This section discusses various dialing plan features supported by the device:
Dialing plan notations (see ''Dialing Plan Notation for Routing and Manipulation'' on
page 413)
Digit mappi
ng (see ''Digit Mapping'' on page 414)
External Dial
Plan file containing dial plans (see ''External Dial Plan File'' on page 415)
Dial pla
n prefix tags for enhanced IP-to-Tel routing (see Dial Plan Prefix Tags for IP-
to-Tel Routing on page 418)
8.3.1.1 Dialing Plan Notation for Routing and Manipulation
The device supports flexible dialing plan notations for representing digits (single or
multiple) entered for destination and source prefixes (of phone numbers and SIP URI user
names) in the routing and manipulation tables.
Table 8-1: Dialing Plan Notations
Notation Description Example
[n-m]
Represents a range of
numbers.
Note: Range of letters is
not supported.
[5551200-5551300]#: represents all numbers from
5551200 to 5551300.
123[100-200]: represents all numbers from 123100
to 123200.
[n,m,...]
Represents multiple
numbers. Up to three
digits can be used to
denote each number.
[2,3,4,5,6]#: represents a one-digit number starting
with 2, 3, 4, 5, or 6.
[11,22,33]xxx#: represents a five-digit number that
starts with 11, 22, or 33.
[111,222]xxx#: represents a six-digit number that
starts with 111 or 222.
[n1-m1,n2-
m2,a,b,c,n3-m3]
Represents a mixed
notation of multiple
ranges and single
numbers.
Note: The ranges and
the single numbers must
have the same number
of digits. For example,
each number range and
single number in the
dialing plan [123-
130,455,577,780-790]
consists of three digits.
[123-130,455,766,780-790]: represents numbers 123
to 130, 455, 766, and 780 to 790.
x
Represents any single
digit.
-