sudo ./zmap-dev/zmap/src/zmap -p 80-84 --dryrun -X -B 100G  -T 1 --metadata-file=/Users/phillip/Desktop/meta 2>&1 | tee ~/Desktop/logs

...

4:51 23% (16m left); send: 4267050958 14.74 Mp/s (14.65 Mp/s avg); recv: 0 0 p/s (0 p/s avg); drops: 0 p/s (0 p/s avg); hitrate: 0.00%
 4:52 23% (16m left); send: 4281874854 14.75 Mp/s (14.65 Mp/s avg); recv: 0 0 p/s (0 p/s avg); drops: 0 p/s (0 p/s avg); hitrate: 0.00%
 4:53 97% (8s left); send: 4294967295 done (14.65 Mp/s avg); recv: 0 0 p/s (0 p/s avg); drops: 0 p/s (0 p/s avg); hitrate: 0.00%
...
0.00% (0s left); send: 4294967295 done (14.65 Mp/s avg); recv: 0 0 p/s (0 p/s avg); drops: 0 p/s (0 p/s avg); hitrate: 0.00%

# Testing

Now able to scan > 2^32 hosts.

Testing > 2^32 received packets is difficult since you'd need to scan for days at 1G line speeds to get 2^32 responses. I did check though for any logic in `recv.c` or `recv.h` using `uint32_t`.