1. How do we find the manufacture of a Network Interface Card (NIC)?

2. If Network A is using Ethernet in the Physical Layer and Network B is using Token Ring in the Physical Layer, would these networks be able to communicate? If so, how could this be implemented? If not, why not?

3. Explain How the OSI Model works

4. You obtained the following information from a workstation:

C:\>ipconfig Windows IP Configuration

Ethernet adapter El90x1:

IP Address: 169.254.100.203

Subnet Mask: 255.255.0.0

Default Gateway:

Explain everything that can be determined about this host.