How to Check if a Port is Open (with the telnet command)

Learn how to test if a port is open or not with the telnet command. This works on Windows, Mac, and Linux. Demonstration will include the http, https, ssh, and ftp ports as well as using canyouseeme.org to check port forwarding.

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#telnet #openport

• #howto_style
• #how_to_telnet_to_a_port
• #telnet_test_port
• #telnet_check_port
• #how_to_check_telnet_port_is_open_or_not
• #telnet_test_port_open
• #telnet_verify_port_open
• #telnet_open_port
• #check_if_port_is_open
• #check_open_ports_linux
• #how_to_check_if_port_is_open
• #check_if_port_is_open_linux
• #how_to_check_port_is_open
• #open_port_check_tool
• #check_open_ports_cmd
• #check_open_ports_windows
• #check_if_port_is_open_windows