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

Ip checksum, This code properly implements the IP checksum function on a 32...

This code properly implements the IP checksum function on a 32-bit machine: unsigned short cksum(unsigned short *buf, int count) { unsigned long sum = 0; while (count--) { sum += *

Describe some common threats to the hardware, Describe some common threats ...

Describe some common threats to the hardware Theft of a computer, printer, or other resources. Tampering by a disinterested or frustrated employee who takes every chan

Standard ip access-list use as test criteria, What does a Standard IP Acces...

What does a Standard IP Access-list use as test criteria Ans) Standard IP access list use only source address.

Subnetting, conversion

conversion

Illustrate unipolar line coding, Q Illustrate Unipolar line coding? - ...

Q Illustrate Unipolar line coding? - Simplest method is inexpensive - Utilizes only one voltage level - Polarity is habitually assigned to binary 1 a 0 is represented by

Describe tcp header in detail, Can you describe TCP header in detail?

Can you describe TCP header in detail?

Explain in dteail about the intranet, Explain in dteail about the intranet ...

Explain in dteail about the intranet The first Web browser was called Mosaic, and the HTML concept, although not a new one, has accelerated data access and research. In short,

EHR, ONE TO MANY

ONE TO MANY

Name the 10base5 connectors, 10Base5 Connectors Transceiver - inter...

10Base5 Connectors Transceiver - intermediary device as well called a medium attachment unit (MAU) Performs CSMA/CD function may perhaps contain small buffer Atta

Write down the purpose of arp?, Address Resolution Protocol resolves the MA...

Address Resolution Protocol resolves the MAC address if the IP address is known. It is a layer 3 protocol.

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages