/* Two interfaces, cross-connected with delay */
u32 sw_if_index0, sw_if_index1;
u32 output_next_index0, output_next_index1;
+ /* Random seed for loss-rate simulation */
+ u32 seed;
/* Per-thread buffer / scheduler wheels */
nsim_wheel_t **wheel_by_thread;
f64 delay;
f64 bandwidth;
f64 packet_size;
+ f64 drop_fraction;
u64 mmap_size;