What are the ethernet frame fields, Computer Networking

Assignment Help:

Ethernet Frame Fields

Preamble - seven bytes of alternating 0s also 1s to notify receiver of incoming frame and to provide synchronization
SFD (Start frame delimiter) - one byte signalling the beginning of the frame
DA (Destination address) - six bytes containing the physical address of the next destination if packet must reach another LAN this field contains the physical address of the router upon reaching the target network field then contains the physical address of the destination device
SA (Source address) - six byte field containing physical address of last station to forward packet sending station or most recent router

Length or type - Two bytes indicating number of bytes in coming PDU if fixed length can indicate type
Data - 46 to 1500 bytes
CRC - CRC-32 error detection information

Related Discussions:- What are the ethernet frame fields

Name some common or popular databases, Name some common or popular database...

Name some common or popular databases Many of the popular databases also provide support of and to the middleware and consequently, the term middleware has become lesser known.

Issues with bridges connecting different lans, Issues with Bridges Connecti...

Issues with Bridges Connecting Different LANs - Frame format - differences in frame structure, fields used (example Ethernet to Token Ring) - Payload size - size of data en

Describe the following topics, Describe the following topics A . LAN B . M...

Describe the following topics A . LAN B . MAN C . WAN D . ARPANET

What are the major technologies to create client application, What are the ...

What are the five major technologies that can be used to create Client/Server applications? Database Servers Groupware TP Monitors Distributed Objects Intranets.

Data transfer - tcp connection management , Data Transfer After conne...

Data Transfer After connection is established bidirectional data transfer can take place. The client and server can both send data and acknowledgments. Figure show

Show the communication between switches in VLAN, Q. Show the Communication ...

Q. Show the Communication between Switches? Communication between Switches - Must know which station belongs to which VLAN as well as membership of stations connected to

Osi reference model, - The model was developed by the ISO (International Or...

- The model was developed by the ISO (International Organisation for Standardisation) in 1984. It is currently considered the primary Architectural model for inter-computer communi

Name the steps included in creating the checksum, List the steps included i...

List the steps included in creating the checksum. a. Separate the data into sections b. Add the sections together using 1's complement arithmetic c. Take the complement o

Security impact of not having a public key infrastructure, (a) You are pro...

(a) You are provided with the following: A. An RSA facility complete with public/private key pair B. A CBC (cipher block chaining) facility incorporating the IDEA block ciph

Name the building blocks of client/server?, There are three building blocks...

There are three building blocks of client/server a) The client b) The server and c) Middleware.

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages