Port
A port is the number identifying a service on a host (0-65535). Well-known ports: 22 (SSH), 80 (HTTP), 443 (HTTPS), 3306 (MySQL). IP address plus port form the endpoint of a connection. Firewalls filter by port.
A port is the number identifying a service on a host (0-65535). Well-known ports: 22 (SSH), 80 (HTTP), 443 (HTTPS), 3306 (MySQL). IP address plus port form the endpoint of a connection. Firewalls filter by port.