Dialogic 4000 Series SU4.1 Manual do Utilizador descarregar pdf (Página 103)

How Call Addresses Are Processed

Diva SIPcontrol uses the style of regular expressions used by Perl. Most tutorials and how-

to's covering Perl regular expressions can apply to Diva SIPcontrol.

Common Expressions:

Character

Meaning

Matches any character

Matches the beginning of an address

Matches the end of an address

Matches the plus sign ("+")

Matches any number of occurrences of the previous character

{n}

Matches the previous character exactly n times

{n,m}

Matches the previous character between n and m times, both

inclusive

( )

Marks a sub-condition to be referenced in result string and also

groups sets of characters

Alternate operator, matches either the left or right sub-condition

[ ]

Matches any character given within the square brackets, i.e [123]

matches either 1, 2, or 3, but not 4, 5, or 123.

(?i)

Considers case for everything after the tag.

For example "username@(?i) hosthame.tld" matches

"username$HOSTNAME.TLD" and "username@hostname.TLD", but

not "USERNAME@hostname.tld".

Common Results

Character

Meaning

0-9,+

Inserts the respective character into the output

(?n(digits))

Inserts the digits given only if the n

sub-condition of the condition

matched

Outputs what matched the whole condition

1 2 ... 98 99 100 101 102 103 104 105 106 107 108 ... 225 226

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Dialogic 4000 Series SU4.1 Manual do Utilizador Página 103