+void nw_print_routes(int fd, int argc, char **argv);
+void nw_print_links(int fd, int argc, char **argv);
+void nw_test_routes(int fd, int argc, char **argv);
+void nw_add_sticky_edge(int fd, int argc, char **argv);
+void nw_inval_node_sh(int fd, int argc, char **argv);