int flags; // CTXFL_ constants
int nrtele; // number of elements in the routing table
int nn_sock; // our general listen socket
+ int trace_data_len; // len of tracing data that sits just past header (0 means none)
+ int d1_len; // lengths for additional post header, pre payload data areas
+ int d2_len;
route_table_t* rtable; // the active route table
route_table_t* old_rtable; // the previously used rt, sits here to allow for draining
route_table_t* new_rtable; // route table under construction