Where are packets destined for remote networks sent? - Proxy server, DNS server, Nearest switch, Default gateway What port does Remote Desktop use?

Where are packets destined for remote networks sent?

- Proxy server, DNS server, Nearest switch, Default gateway

What port does Remote Desktop use?

- TCP 8080, UDP 359, TCP 3389, UDP 443

What protocol uses port 443?

- HTTPS, FTP, SFTP, HTTP

Which utility allows a command-line-only connection to another computer?

- POP3, RSCP, RDP, Telnet

At what distance will a WLAN station receive the best performance?

- 40 meters, 20 meters, 120 meters, 80 meters

I appreciate the help!