Alcatel Unleashed

Hello huys!!
im new here. im doing internship in an enterprise having an alcatel 4400 PABX
and i wish to know how i can sip trunk it to intergrate with me asterisk FreePBX
wish to get some possible responds from you guys sooner
thois Image below shows thesame PABX we are using

Very nice picture --> that is a shelf.
You should start by downloading the system documentation. In parallel you should search the forum and find similar topics. For instance:
viewtopic.php?f=227&t=14231