thanks so much for your reply,nut i think the below patter is true as well, 
^([*]999[*]11[#])$ 
is that true?



From: "covici@ccs.covici.com" <covici@ccs.covici.com>
To: FreeSWITCH Users Help <freeswitch-users@lists.freeswitch.org>
Sent: Saturday, June 2, 2012 2:18 PM
Subject: Re: [Freeswitch-users] regular expression ?

Just put a \ before each * and maybe the # as well and you should be
good to go.

Samira Mh <saami_mh@ymail.com> wrote:

> hi guys,
> it possible to match *999*11# in regular expression in freeswitch ?
> in the wiki the above example don't exis,
> plz help thanks
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--
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