the category type of the cable is usually printed on the cable itself.
NIC Network Card Interface is a hardware component without which a computer cannot be connected over a network. It is card or chip which contains MAC address which actually helps to identify the device on the network.
Network interface card Router Modem Swich
Check the network card and the properties are listed there.
Router is a Layer 3 (Network Layer)device that checks packet's IP Address at input interface & routes them to interface connected to destination network if available.
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To find open IPs on your network, you can use network scanning tools like Nmap or Angry IP Scanner, which will scan the IP range and identify active devices. Alternatively, you can use the command-line utility arp -a to display all the devices connected to your network. Additionally, checking your router's admin interface can provide a list of connected devices and their IPs. Always ensure you have permission to scan the network to avoid legal issues.
Probably your NIC or network interface card is bad on the offending computer, or you have a software issue.
1) Network Information Center 2) Network Interface Controller
The command is: netsh interface ipv4 show interfaces
netsh interface ipv4 show interfaces
I guess you are talking about a network switch. You would need a NIC, Network Interface Card, and a cable.