patrik@a4k:~$ ./ttcp -s -t 192.168.0.1
ttcp-t: buflen=8192, nbuf=2048, align=16384/0, port=5001  tcp  -> 192.168.0.1
ttcp-t: socket
ttcp-t: connect
ttcp-t: 16777216 bytes in 16.34 real seconds = 1002.43 KB/sec +++
ttcp-t: 2048 I/O calls, msec/call = 8.17, calls/sec = 125.30
ttcp-t: 0.0user 16.1sys 0:16real 98% 0i+0d 0maxrss 0+2pf 0+0csw
patrik@a4k:~$ ./ttcp -u -s -t 192.168.0.1
ttcp-t: buflen=8192, nbuf=2048, align=16384/0, port=5001  udp  -> 192.168.0.1
ttcp-t: socket
ttcp-t: 16777216 bytes in 14.01 real seconds = 1169.58 KB/sec +++
ttcp-t: 2054 I/O calls, msec/call = 6.98, calls/sec = 146.63
ttcp-t: 0.0user 13.9sys 0:14real 100% 0i+0d 0maxrss 0+2pf 0+0csw
patrik@a4k:~$ ./ttcp -s -r
ttcp-r: buflen=8192, nbuf=2048, align=16384/0, port=5001  tcp
ttcp-r: socket
ttcp-r: accept from 192.168.0.1
ttcp-r: 16777216 bytes in 16.90 real seconds = 969.32 KB/sec +++
ttcp-r: 2280 I/O calls, msec/call = 7.59, calls/sec = 134.89
ttcp-r: 0.0user 16.7sys 0:16real 99% 0i+0d 0maxrss 0+2pf 0+0csw