Layer 1: Physical Layer Crossword

The seventh layer of the OSI model.
Defines interactions between multiple software or mixed hardware-software.
A mathematical method used to check for errors in long streams of transmitted data with high accuracy.
The second layer of the OSI model.
A basic transfer unit associated with a packet-switched network.
The opposite of enscapulation.
Putting the packet of one protocol inside the packet of another protocol.
IEEE term for a 48-bit MAC address.
The last 64 bits of the IPv6 address.
A defined series of binary data that contains data moving across a network.
A sequence of bits placed in a frame that is used to check the primary data for errors.
The first section of a frame, packet, segment, or datagram.
An electronic device that sits at the center of a star topology network.
A command line for Linux servers that displays the current TCP/IP configuration of the machine.
Institute of Electrical and Electronics Engineers.
The Network Layer in the OSI model.
The numeric address of a computer connected to a TCP/IP network.
International Standards Organization
Any part of the network that deals with frames in the TCP/IP model.
The aspect of the NIC that talks to the operating system, places outbound data coming "down" from the upper layers, and creates the FCS on each frame.
A unique 48-bit address assigned to each network card.
A simplified representation of a real object or process.