strange traffic

[Askar]

hi all 
can someone tell me  what type of traffic is this....
#tcpdump -n port not 22 -c 100 and -t host xxx.xx.xx.xx

xx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36
xxx.xx.xxx.xx.28332 > 217.165.224.42.32706: udp 36

xxx... is our client IP we are getting lot of like these.. days with
different source ip each time.
regards

-- 
(after bouncing head on desk for days trying to get mine working, I'll make
yer life a little easier)