What is protocol data unit, Computer Networking

Assignment Help:

What is Protocol Data Unit?

The data unit in the LLC level is known as the protocol data unit (PDU). The PDU having of four fields a destination service access point (DSAP), a source service access points (SSAP), a control field and an information field. DSAP, SSAP are addresses used by the LLC to recognize the protocol stacks on the receiving and sending machines that are produce and using the data. The control field specifies whether the PDU frame is an information frame (I - frame) or a supervisory frame (S - frame) or a unnumbered frame (U - frame).  

 


Related Discussions:- What is protocol data unit

Determine the disadvantages of socks protocol, Determine the disadvantages ...

Determine the disadvantages of SOCKS protocol The main problem with SOCKS is that it lacks transparency to software developers and users. Implementation requires a change to

What is multimode graded-index fiber, Q. What is Multimode Graded-Index Fib...

Q. What is Multimode Graded-Index Fiber? - Ever since the core density decreases with distance from the centre the light beams refract into a curve - Eliminates problem with

Internet transport service proposal, will you have this done to day? And ho...

will you have this done to day? And how long will this take?

Difference between unicast and anycast, Difference between Unicast and Anyc...

Difference between Unicast and Anycast Unicast: An identifier for a single interface. A packet sent to a unicast address is delivered to the interface identified by that addres

Illustrate transport layer responsibilities, Q. Illustrate Transport Layer ...

Q. Illustrate Transport Layer Responsibilities ? - Process-to-process delivery of whole message - Port addressing - Segmentation and reassembly - Connection control co

Implement a web server on personal computer, Question: a) The Systems ...

Question: a) The Systems Administrator of Acme Company performs the backup of the website database file every day at 15:50. The original file location is database.sql. The Ad

Which layer defines the physical topology, The Physical layer deals with th...

The Physical layer deals with the definite physical medium and the method of transporting 1s and 0s.

Describe ethernet, Describe Ethernet. Ethernet is one of the well-liked...

Describe Ethernet. Ethernet is one of the well-liked networking technologies used these days. It was developed during the early 1970s and is based on specifications as stated i

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd