install IDS from port , but can not find the Ports security/acid

[PstreeM China]

hi everyone :

i want use the snort like IDS in my network ,  google the document from
internet .
there is ACID (analyst center) used provided web UI , can install from
security/acid .

but after i fetch port (portsnap fetch ; portsnap extract ) , i can not
find the ports "security/acid"
OS version： freebsd 8.2

so , i want to know how can i install ACID  ?? anybody can help me ?


BR PstreeM