Session layer of osi model, PHP Web Programming

Assignment Help:

Session layer: the major functions of this layer are to establish, maintain & synchronize the interaction among two communication hosts. It ensures that once a session is established it should be gracefully closed. It also checks & establishes connections among the hosts of two distinct users. The session layer also decides whether both users can send plus receive data at the similar time or whether only one host can send and the other can receive. The responsibilities of session layer are given below:

o Sessions and sub sessions: this layer divides a session in sub session for ignoring retransmission of whole message by adding the checkpoint feature.

o Synchronization: this layer decides the order wherein data required to be passed to the transport layer.

o Dialog control: this layer also selects which user application sends data & at what point of time and whether the communication is simplex, half duplex or full duplex.

o Session closure: this layer makes sure that the session among the hosts is closed gracefully.


Related Discussions:- Session layer of osi model

Cell padding, You will make modify to the cells which contain text. Since y...

You will make modify to the cells which contain text. Since you can see, the text is too close to the edges of the cells. You will add padding to the cells to leave room among the

Need php to help to develop msds project tracking system, Need to help to d...

Need to help to develop MSDS Project Tracking System using PHP Object Oriented PHP, MySQL, jQuery, jQuery UI, Job Description- Your responsibilities 1) Review business req

Ordered lists, Lists with numbered items are known as ordered lists.  They ...

Lists with numbered items are known as ordered lists.  They are utilized while the items in the list have a natural order. They can also be utilized when the number of items in the

What is the difference between print and printf(), What is the difference b...

What is the difference between echo, print and printf()? Echo is the basic type used to print out a string. It just illustrates the content of message written using it. It can

Wide area network, Usually, the term Wide Area Network (WAN) refers to a ne...

Usually, the term Wide Area Network (WAN) refers to a network that covers a large geographical area, and employs communications subnets (circuits) to link the intermediate nodes. A

Set up the site structure, Structuring the Web site is the primary step tow...

Structuring the Web site is the primary step towards developing the corporate Web site. Structuring comprise creating a folder, that includes all our text files , picture files and

I need help in posting ads multiple time, I need help in Posting Ads Multip...

I need help in Posting Ads Multiple Times I would like to get certain Ads posted. Multiple times. I have lots of Ads that want to be posted everyday. Desired Skills are

Copy and modify website for writing service, Project Description: We wou...

Project Description: We would like to prepare a writing service website. We need to make it very simple > someone come to the site to purchase content for a project > client pic

Web scraping project crawling and scraping user forums, Web scraping projec...

Web scraping project (crawling and scraping user forums) We are seeking to create a web crawler/scraper that visits a few specific web forums and pulls data from a couple of fie

I am in need of php copyscape script expert, I am in need of PHP Copyscape ...

I am in need of PHP Copyscape Script expert Want a sample PHP script which sends text to Copyscape as well as fetches the result along with balance in XML. Desired Skills are

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