http://www.cise.ufl.edu/~phandel/ns-allinone-2.1b7a_patch.diff This will allow Linux/PPC machines to compile ns-allinone-2.1b7a. It basically updates the config files for otcl (to automake-1.4-8) so that they recognize the machine and add the correct linker arguments. Thanks, Peter -- Peter F. Handel [email protected] www.cise.ufl.edu/~phandel FAX: (561) 619-8051