Problem with check_udp

[José Antonio Frutos Puerto]

Hi:
I want to monitorize an udp port, but i can't

I run ./check_udp -H myIP -p myIP -4 -w 5 -c 8 -s test1 -e test2 -q test3
-v but the  i have obtained: CRITICAL-Socket timeout after 10 seconds

Also i have executed nmap -sU -p myPORT -P0 myIP

and the result says that the port is open..
whats the problem?

can you help me?

Thanks

Regards
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