John, the penetration tester in a pen test firm, was asked to find whether NTP services are
opened on the target network (10.0.0.7) using Nmap tool.
Which one of the following Nmap commands will he use to find it?
A.
nmap -sU –p 389 10.0.0.7
B.
nmap -sU –p 123 10.0.0.7
C.
nmap -sU –p 161 10.0.0.7
D.
nmap -sU –p 135 10.0.0.7