Network Address Translation. Lets multiple devices share one public IP address. A key router feature.
Converts signals between analog (like cable or phone lines) and digital (like Ethernet). The bridge between your home network and the internet.
Converts signals between analog (like cable or phone lines) and digital (like Ethernet). The bridge between your home network and the internet.
Converts signals between analog (like cable or phone lines) and digital (like Ethernet). The bridge between your home network and the internet.
Monitors traffic between networks to block suspicious activity. Can be hardware or software.
A virtual endpoint for network communication. Different services use specific port numbers, like 80.
