A media access control address (MAC address) of a device is a unique identifier assigned to network interface controllers for communications at the data link layer of a network segment
An Internet Protocol address (IP address) is a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for communication. An IP address serves two principal functions: host or network interface identification and location addressing.
The Domain Name System(DNS) The domain name system is the way that internet domain names are located and translated into IP addresses. The domain name system maps the name people use to locate a website to the IP address that computer users to locate a website.
1.How to check IP of remote system?.
2.How to check Mac Address of remote system?.
A. Ping the IP
B. arp -a
Hope this information will help you.