Showing posts with label Computer Networking. Show all posts
Showing posts with label Computer Networking. Show all posts

Tuesday, January 8, 2019

What is TCP? tccicomputercoaching.com

The Transmission Control Protocol is one of the main protocols of the Internet protocol suite.

TCP (Transmission Control Protocol) is a standard that defines how to establish and maintain a network conversation via which application programs can exchange data. TCP works with the Internet Protocol (IP), which defines how computers send packets of data to each other.



The Transmission Control Protocol is the most common transport layer protocol. It works together with IP and provides a reliable transport service between processes using the network layer service provided by the IP protocol.

TCP provides connection oriented service. It defines 3 different phases:

  • Connection establishment
  • Data transfer
  • Connection termination

Therefore, TCP is reliable as it uses checksum for error detection, attempts to recover lost or corrupted packets by re-transmission, acknowledgement policy and timers.

The data is sent and received as a stream of bytes.

The network layer, that provides service for the TCP, sends packets of information not streams of bytes. Hence, TCP groups a number of bytes together into a segment and adds a header to each of these segments and then delivers these segments to the network layer.

Here, the communication can take place in both directions at the same time.

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What is firewall in computer? tccicomputercoaching.com

A firewall is a system designed to prevent unauthorized access to or from a private network. You can implement a firewall in either hardware or software form, or a combination of both.

Firewalls are incorporated into a wide variety of networked devices to filter traffic and lower the risk that malicious packets travelling over the public internet can impact the security of a private network. Firewalls may also be purchased as stand-alone software applications.


Software firewalls:

Software firewalls are designed to protect a computer by blocking certain programs from sending and receiving information from a local network or the Internet.

Hardware firewalls

Hardware firewalls are found on most network routers and can be configured through the router setup screen.

You can learn more in detail about Firewall at TCCI Coaching Institute. Faculty of TCCI teach all subjects of EC Engineering , EEE Engineering, Electrical Engineering , and computer networking in Bopal and satellite in Ahmedabad.

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Sunday, July 31, 2016

Networking course in Ahmedabad Tccicomputercoaching.com



Networking course in Ahmedabad

                                                                Tccicomputercoaching.com


A computer network is a telecommunications network which allows computers to exchange data with each other. In computer networks, networked computing devices exchange data with each other using a data link. The connections between nodes are established using either cable media or wireless media. 
Computer networks support an enormous number of applications such as access to the World Wide Web, video, digital audio, shared use of application and storage servers, printers, and fax machines, and use of email and instant messaging applications as well as many others.
TCCI-Tririd Computer Coaching Institute offers various computer subject to Degree- Diploma-Engineering, MCA, BCA, PGDCA, M.A.C.I.T.,GSEB,CBSE,ICSE,IB School Board students etc………. through different learning method, which include theory with practical both. 
We teach efficiently Computer Networking by high qualified and experienced faculty at TCCI. Our course includes all basic of Computer Networking course at TCCI.
Mail to tccicoaching@gmail.com
Contact us @9825618292