Test TCP and UDP with Netcap

Testing TCP connection

Create TCP listener:

$ nc -l 9999

Create TCP Client:

$ nc -vt 192.168.5.12 9999
Ncat: Version 6.40 ( http://nmap.org/ncat )
Ncat: Connected to 192.168.5.12:9999.

Testing UDP connection

Create UDP listener:

$ nc -ul 9999

Create UDP Client:

$ nc -vu 192.168.5.12 9999
Ncat: Version 6.40 ( http://nmap.org/ncat )
Ncat: Connected to 192.168.5.12:9999.

Test UDP Connection only:

$ nc -zvu 192.168.5.12 9999
Connection to 192.168.5.12 9999 port [udp/*] succeeded!