Sunday 17 April 2016

Communication Software


Communication Software

- Instruction for data transmission from a sending device to a receiving device via transmission medium.

NOS (Network Operating System)
(eg) 
-Windows 
-Novell
- Linux (Open Switch)
-Dell/HP
-Open NOS (Open Source)

These systems help establish connections between clients and servers securely.

NOS organizes, controls and coordinates data from servers to allow files to be shared and also to manage movement of emails, password access, internet access, file storage and backup and printer access.

NOS is important on a network to; manage user profiles (adding and deleting users), perform maintenance, manage files and devices and to also manage security. 


Network Analysis Tool (Utilities)

Monitor use; number of user; speed; what files are being accessed; event logs (what errors can occur); analysis traffic; ports and protocols.

(Network analysis tools monitors how the network functions)

Network Functions

NOS allows for management and control of a network while the network analysis tool monitors analyses how it's being used.

Voip (Voice Over Internet Protocol)
(eg)
-Software example (Skype)

Software that manages audio and video transfer in real time across broadband, NBN, ADSL 2, access a phone number or make calls for free for members.

Web Browser

Web browsers retrieve files using a universal reasource locator (url) which is the address of the file. The address contains the domain name servers (DNS) that points the browser to where the file is located.




http://    - Hypertext transfer protocol- the rules for transferring Html

https://  - Hypertext transfer protocol-  the rules for transferring encrypted Html

ffs://      - file transfer protocol- the rules for uploading and downloading to a server

Email- Software that allows for text and other data to be sent to an email server that holds the domain of the receivers. The Client server network is required within a LAN or access to the internet.

Cloud Storage- allows for individual profiles to upload and download all types of files that can be accessed over the internet, making it easy to access without carrying data physically.(eg Dropbox, Weiyum and one annoying one of windows users OneDrive)


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