An engineer is checking that ports are configured correctly between the NetScaler system and a
back-end web server. Which command should the engineer use to test that the web server is
responding on port 80?

A.
telnet webA.example.com 80

B.
telnet webA.example.com:80

C.
telnet webA.example.com port=80

D.
telnet webA.example.com -port 80