Thanks for this explanation : it's now crystal clear !
2007/12/4, Steve Edwards <[EMAIL PROTECTED]>: > > On Tue, 4 Dec 2007, Olivier wrote: > > > Can anyone explain the difference between Asterisk Gateway Interface and > > Asterisk Management Interface ? Is it correct to consider AGI scope to > > focus on call handling and AMI scope to anything which can be done with > > Asterisk froma loading new modules to originating calls ? > > AGI is a protocol for writing your own applications. These applications > execute as a step or priority in a dialplan similar to Asterisk > applications like background() or meetme(). They execute in the context of > a single channel. You can't execute an AGI before you have a call and you > usually don't have an AGI after the call is hung up (or shortly > thereafter). > > Each AGI executes as a separate process it does not have access to the > "code" or memory space of the Asterisk process. Thus, you are executing in > a much more limited environment than an Asterisk application. You also > can't crash the Asterisk process with a simple coding error. > > Think of an AGI (Asterisk Gateway Interface) like you would think of a CGI > (Common Gateway Interface) in a web server. AGI doesn't define the source > language you use. You could write an AGI in shell. I use C. A lot of > people use Perl or PHP. > > AMI is a tcp connection to Asterisk. Think of it as a connection to the > Asterisk command line. You can control a call, but it is not limited to a > specific call. You can ask Asterisk questions or just sit there and watch > stuff wiz by :) > > Thanks in advance, > ------------------------------------------------------------------------ > Steve Edwards [EMAIL PROTECTED] Voice: +1-760-468-3867 PST > Newline Fax: +1-760-731-3000 > > _______________________________________________ > --Bandwidth and Colocation Provided by http://www.api-digital.com-- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users >
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