Ping and/or traceroute
Used to establish IP connections.
NETSTAT -a
window network diagnostics
The program netcfg is used in network configuration tasks on Windows operating systems, particularly in managing network connections and settings. It allows users to configure and manage network interfaces, including enabling or disabling adapters, setting IP addresses, and managing network profiles. This command-line utility is particularly useful for troubleshooting and automating network configuration processes.
A utility used to verify wether a particular internet address exist and can be accesed
Ping is the name of a standard software utility used to test network connections. In some games (I am not sure about CoD) you can get kicked from servers for 'ping too high.'
netstat
netstat /all will show you all active connections
A loopback test is a diagnostic tool used to verify the functionality of a network interface or device by sending a signal back to the sender. It helps confirm that the hardware is operational and that data can be transmitted and received correctly. This test is often used to troubleshoot issues with network connections and to ensure that the equipment is functioning as expected before further testing with external connections.
dhcp
It's an Ethernet port used for network connections.
The maximum length of a 1000 ft Ethernet cable for network connections is 328 feet.