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

Network, What are the main features of TCP connections? Why is it said that...

What are the main features of TCP connections? Why is it said that TCP provides full-duplex service?

Determine the advantages of fast ethernet, Fast Ethernet Operates a...

Fast Ethernet Operates at 100 Mbps faster speeds required for image processing, CAD, real-time audio and video No change in frame addressing, format or access method

What are the two functions of the data link mac layer, a) Manages protocol ...

a) Manages protocol access to the physical network medium b) Permits multiple devices to uniquely signify one another on the data link layer

Network Fundamentals, I need help in designing a network for a fictional co...

I need help in designing a network for a fictional company.

Networking security, difference between spambox and inbox in gmail

difference between spambox and inbox in gmail

Show the subnetting process, Q. Show the Subnetting process? Subnettin...

Q. Show the Subnetting process? Subnetting (cont) Subnetting creates an intermediary level of hierarchy IP datagram routing then involves three steps: delivery t

What is the purpose of arp, ARP is used to search a devices MAC address giv...

ARP is used to search a devices MAC address given an IP address.

What is tcp/ip, TCP/IP is a name provided to the collection (or suite) of n...

TCP/IP is a name provided to the collection (or suite) of networking protocols that have been used to construct the global Internet. The protocols are also referred to as the DoD (

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