i got otcl to build but now i cant get ns2 to compile it gets a good way through the compile process before it chokes like so: In file included from aodv/aodv_logs.cc:6: aodv/aodv.h:248: redefinition of `struct bcache' /usr/include/sys/stream.h:335: previous definition here +---- James Neal, System and Network Administrator ----+ +---- CECS Computing Support support@cat.pdx.edu ----+