Chances are bright that you're associated with a large network of computers and are not aware of it. This is the case when you're using the internet. In case you did not know, as soon as you connect with the internet, you are linked via a wide area network (WAN) to your internet service provider. When you have a couple of PC's at home and you'll be able to transfer data in one towards the other using a cable, then you're connected to an area area connection. To guarantee the flow of data through the network is ideal, you should ensure that there aren't any loops within the connecting cable.
Because of the graphical user interface of the modern generation os's, one can effortlessly network several PCs without any issue. However, there are certain tricks that will help you to make certain that your connection is ideal. An average networking cable consists of 4 pairs of wires and they have to be cramped in to the jack inside a certain way. This depends on regardless if you are networking 2 PCs only for transferring data from each another or whether you will be also sharing internet in it. If you work with a lot more than 2 PCs, then it would be wise to purchase a switch.
By using it, you are able to hook up eight PCs or maybe more with respect to the quantity of slots the switch contains. While planning the layout from the network wire, make sure that it never lies in close vicinity to any kind of power line since electronic disturbance in the same may interfere with the network connection. Keep a minimum gap of 6 inches between your network and the power cables. If you are in charge of the server that connects all the other computers at your workplace with the others, then you need to make sure that its protection is rock solid.
You should ensure that the operating-system is updated on a regular basis. So far as antivirus or anti adware and spyware programs are concerned, they must be set to auto update. You should examine them regularly to determine whether they are up to date or not. It's also wise to install a good software or hardware firewall between your server and the other computers. This is very beneficial since it lets you monitor and block or permit incoming and outgoing information.
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Minggu, 25 Januari 2015
Sabtu, 30 Agustus 2014
Skype Phone Has Changed Face Of Telecommunication
The world is truly changing. It truly is becoming smaller day by day. This is because of the increase in communication and its methods. Earlier it was mail, then phone, then mobile phone and now it is the Skype phone. It is a type of software based internet phone.
Skype is a wonderful tool for allowing friends and families to stay in touch with one another. Whether across town or halfway across the world, Skype helps keep people in touch.
A basic Skype phone is basically a microphone and speaker built into a phone style package. These range from handsets that look like mobile phones to others that look like sleek modern phones to even others that are built to look and feel like phones from years past.
As a technological wonder that came to life at the behest of the Voice Over Internet Protocol (VoIP) technology, the Skype phone had all the makings of a winner. Working on the principle of conversion of analog audio signals into digital data to be transmitted over the Internet, the phone offered superior quality over regular telephones.
The phone uses a unique software for telecommunication. The software has made it possible for Skype users to make and receive calls over the Internet in a convenient way.
One of the most popular features of Skype phones have is being a wireless Skype handset. Just like mobile handsets that are popular for regular phone lines, the wireless phone allows the user to talk from virtually anywhere in their home.
As a Skype phone is a software based phone, it enables the users to make free PC to PC calls. This means that the Skype users can make calls that are completely free of any charges, which is a wonderful thing.
However, if the users wish to make a call to a regular phone than he/she has to pay on a per-minute basis. This amazing cost effectiveness along with absolutely wonderful relay of voice signals has made the Skype phone a winner.
The Skype users also have a backup, in the form of the supernode. It enables a Skype user to relay the call of another Skype user who cannot connect directly. This is something which is not present in any other mode of telecommunication.
Many of these Skype phones have LCD displays that allow the user to see what number they are calling or even have stored numbers display that are synced with their favourites on Skype.
The best premium feature that a Skype phone can have though is the ability to completely sever the connection to a computer. Some of the latest Skype phones are WiFi enabled meaning the user can connect them to a wireless network just like they would a computer and make calls directly from the phone.
Truly the Skype phone has changed the face of telecommunication. It has taken the whole telecommunication to an entirely new level. As of now it's a clear winner in the market and is touted to be so for a long time to come.
Skype is a wonderful tool for allowing friends and families to stay in touch with one another. Whether across town or halfway across the world, Skype helps keep people in touch.
A basic Skype phone is basically a microphone and speaker built into a phone style package. These range from handsets that look like mobile phones to others that look like sleek modern phones to even others that are built to look and feel like phones from years past.
As a technological wonder that came to life at the behest of the Voice Over Internet Protocol (VoIP) technology, the Skype phone had all the makings of a winner. Working on the principle of conversion of analog audio signals into digital data to be transmitted over the Internet, the phone offered superior quality over regular telephones.
The phone uses a unique software for telecommunication. The software has made it possible for Skype users to make and receive calls over the Internet in a convenient way.
One of the most popular features of Skype phones have is being a wireless Skype handset. Just like mobile handsets that are popular for regular phone lines, the wireless phone allows the user to talk from virtually anywhere in their home.
As a Skype phone is a software based phone, it enables the users to make free PC to PC calls. This means that the Skype users can make calls that are completely free of any charges, which is a wonderful thing.
However, if the users wish to make a call to a regular phone than he/she has to pay on a per-minute basis. This amazing cost effectiveness along with absolutely wonderful relay of voice signals has made the Skype phone a winner.
The Skype users also have a backup, in the form of the supernode. It enables a Skype user to relay the call of another Skype user who cannot connect directly. This is something which is not present in any other mode of telecommunication.
Many of these Skype phones have LCD displays that allow the user to see what number they are calling or even have stored numbers display that are synced with their favourites on Skype.
The best premium feature that a Skype phone can have though is the ability to completely sever the connection to a computer. Some of the latest Skype phones are WiFi enabled meaning the user can connect them to a wireless network just like they would a computer and make calls directly from the phone.
Truly the Skype phone has changed the face of telecommunication. It has taken the whole telecommunication to an entirely new level. As of now it's a clear winner in the market and is touted to be so for a long time to come.
Sabtu, 09 Agustus 2014
Beginner Guide To Secure Your Network
With the increasing number of wireless devices, more people are now switching to Wi-Fi connectivity. Not only PC or laptop, now smart phones, tablets and other wireless devices are coming with several functions, which you can use with the internet connection. Thus, more people are now using a wireless network in their home and offices, but is it secure!
The question is obvious, as if it is not safe then anyone can use your network and what he can do, no need to say. You have only one choice make your security higher.
What is to secure in your computer network?
IP Address
Understand your routers settings properly to make it secure. You could access setting via browser with some while with others you need to install programs from their provided software.
If you are accessing via web browser then you need to use IP address of the device that has been assigned to your router. Most of the times you can find the IP address in your router instructions. It could be formed any one of the four groups of up to three number in the format, for example 000.000.000.000.on the other hand, may you find some common one such as
192.168.0.1 : D-Link, Netgear, Sitecom, Linksys
192.168.1.1 : 3Com, Dell, D-Link, ASUS, Telnet, Linksys
192.168.100.1 : Ambit
You could also get IP address on the bottom of the device.
Password Access
During your first access, when you would enter IP address into the web browser, next you need to enter username and password. You can find it in the instruction manual, and you can easily change it later, to make your router secure from other threats. Most commonly, routers use password admin 1234, etc. and hackers try to use first these default passwords to hack your system.
Securing Your Wireless Passwords
Using default password is not safe and your network is at risk. It is essential to change the default password of your device to secure home computer network. An even router that is provided by your Internet Service Provider (ISP) comes with a generic password. You must encrypt your wireless connection or passkey encryption would help you to make your network safe. Better to use advance devices that come with WPA or WPA2, which is a more secure ware of encryption such as D-link router.
Change Your Network Name
Always change your network name, as the default name allows hackers to guess your password easily. When you change the network name it would make their task much difficult. You can easily do this with router settings, there you would get the option to rename wireless network name or SSID.
Computer Network Firewalls
Every device comes with firewall protection, and now you can buy routers with firewall protection as well. Switch on your firewall to give your network higher protection from hackers. The thumb rule is some software need to be specifically authorised through the firewall.
By following above given simple tips you would be able to secure your network from several threats and hackers.
The question is obvious, as if it is not safe then anyone can use your network and what he can do, no need to say. You have only one choice make your security higher.
What is to secure in your computer network?
IP Address
Understand your routers settings properly to make it secure. You could access setting via browser with some while with others you need to install programs from their provided software.
If you are accessing via web browser then you need to use IP address of the device that has been assigned to your router. Most of the times you can find the IP address in your router instructions. It could be formed any one of the four groups of up to three number in the format, for example 000.000.000.000.on the other hand, may you find some common one such as
192.168.0.1 : D-Link, Netgear, Sitecom, Linksys
192.168.1.1 : 3Com, Dell, D-Link, ASUS, Telnet, Linksys
192.168.100.1 : Ambit
You could also get IP address on the bottom of the device.
Password Access
During your first access, when you would enter IP address into the web browser, next you need to enter username and password. You can find it in the instruction manual, and you can easily change it later, to make your router secure from other threats. Most commonly, routers use password admin 1234, etc. and hackers try to use first these default passwords to hack your system.
Securing Your Wireless Passwords
Using default password is not safe and your network is at risk. It is essential to change the default password of your device to secure home computer network. An even router that is provided by your Internet Service Provider (ISP) comes with a generic password. You must encrypt your wireless connection or passkey encryption would help you to make your network safe. Better to use advance devices that come with WPA or WPA2, which is a more secure ware of encryption such as D-link router.
Change Your Network Name
Always change your network name, as the default name allows hackers to guess your password easily. When you change the network name it would make their task much difficult. You can easily do this with router settings, there you would get the option to rename wireless network name or SSID.
Computer Network Firewalls
Every device comes with firewall protection, and now you can buy routers with firewall protection as well. Switch on your firewall to give your network higher protection from hackers. The thumb rule is some software need to be specifically authorised through the firewall.
By following above given simple tips you would be able to secure your network from several threats and hackers.
Jumat, 27 Juni 2014
Types Of Telecommunications Networks
ETKjide Area Networks. Telecommunications networks covering a large geographic area are called remote networks, long-distance networks, or, more popularly, wide area networks (WANs).
Networks that cover a large city or metropolitan area (metropolitan area networks) can also be included in this category. Such large networks have become a necessity for carrying out the day-to-day activities of many business and government organizations and their end users.
Thus, WANs are used by manufacturing firms, banks, retailers, distributors, transportation companies, and government agencies to transmit and receive information among their employees, customers, suppliers, and other organizations across cities, regions, countries, or the world.
Local Area Networks. Local area networks (LANs) connect computers and other information processing devices within a limited physical area, such as an office, a building, manufacturing plant, or other work site.
LANs have become commonplace in many organizations for providing telecommunications network capabilities that link end users in offices, departments, and other work groups.
LANs use a variety of telecommunications media, such as ordinary telephone wiring, coaxial cable, or even wireless radio systems to interconnect microcomputer workstations and computer peripherals. To communicate over the network, each PC must have a circuit board installed called a network interface card.
Most LANs use a powerful microcomputer having a large hard disk capacity, called a file server or network server that contains a network operating system program that controls telecommunications and the use of network resources.
LANs allow end users in a work group to communicate electronically; share hardware, software, and data resources; and pool their efforts when working on group projects.
For example, a project team of end users whose microcomputer workstations are interconnected by a LAN can send each other electronic mail messages and share the use of laser printers and hard magnetic disk units, copies of electronic spreadsheets or word processing documents, and project databases.
LANs have thus become a more popular alternative for end user and work group computing than the use of terminals connected to larger computers.
Internetworks. Most local area networks are eventually connected to other LANs or wide area networks. That's because end users need to communicate with the workstations of colleagues on other LAN's, or to access the computing resources and databases at other company locations or at other organizations.
This frequently takes the form of client-server networks, where end user microcomputer workstations (clients are connected to LAN servers and interconnected to other LANs and their servers, or to WANs and their mainframe super servers).
Local area networks rely on internetwork processors, such as bridges, routers, hubs, or gateways, to make internetworking connections to other LANs and wide area networks.
The goal of such internetwork architectures is to create a seamless "network of networks" within each organization and between organizations that have business relationships.
such networks are designed to be open systems, whose connectivity provides easy access and interoperability among its interconnected workstations, computers, computer-based devices databases, and other networks.
The Internet. The Internet is the largest "network of networks" today. The Internet (the Net) is a rapidly growing global web of thousands of business, educational, and research networks connecting millions of computers and their users in over 100 countries to each other.
The Internet evolved from a research and development network (ARPANET) established in 1969 by the U. S. Defense Department to enable corporate, academic, and government researchers to communicate with E-mail and share data and computing resources.
The Net doesn't have a central computer system or telecommunications center. Instead each message sent has an address code so any computer in the network can forward it to its destination.
The Internet doesn't have a headquarters or governing body. The Internet society in Reston, Virginia, is a volunteer group of individual and corporate members who promote use of the Internet and the development of new communications standards or protocols.
These common standards are the key to the free flow of messages among the widely different computers and networks in the system.
The most popular Internet application is E-mail. Internet E-mail is fast, faster than many public networks. Messages usually arrive in seconds or a few minutes, anywhere in the world. And Internet E-mail messages can take the form of data, text, fax, and video files.
The Internet also supports bulletin board systems formed by thousands of special interest groups. Anyone can post messages on thousands of topics for interested users to read. Other popular applications include accessing files and databases from libraries and thousands of organizations, logging on to other computers in the network, and holding real-time conversations with other Internet users.
Networks that cover a large city or metropolitan area (metropolitan area networks) can also be included in this category. Such large networks have become a necessity for carrying out the day-to-day activities of many business and government organizations and their end users.
Thus, WANs are used by manufacturing firms, banks, retailers, distributors, transportation companies, and government agencies to transmit and receive information among their employees, customers, suppliers, and other organizations across cities, regions, countries, or the world.
Local Area Networks. Local area networks (LANs) connect computers and other information processing devices within a limited physical area, such as an office, a building, manufacturing plant, or other work site.
LANs have become commonplace in many organizations for providing telecommunications network capabilities that link end users in offices, departments, and other work groups.
LANs use a variety of telecommunications media, such as ordinary telephone wiring, coaxial cable, or even wireless radio systems to interconnect microcomputer workstations and computer peripherals. To communicate over the network, each PC must have a circuit board installed called a network interface card.
Most LANs use a powerful microcomputer having a large hard disk capacity, called a file server or network server that contains a network operating system program that controls telecommunications and the use of network resources.
LANs allow end users in a work group to communicate electronically; share hardware, software, and data resources; and pool their efforts when working on group projects.
For example, a project team of end users whose microcomputer workstations are interconnected by a LAN can send each other electronic mail messages and share the use of laser printers and hard magnetic disk units, copies of electronic spreadsheets or word processing documents, and project databases.
LANs have thus become a more popular alternative for end user and work group computing than the use of terminals connected to larger computers.
Internetworks. Most local area networks are eventually connected to other LANs or wide area networks. That's because end users need to communicate with the workstations of colleagues on other LAN's, or to access the computing resources and databases at other company locations or at other organizations.
This frequently takes the form of client-server networks, where end user microcomputer workstations (clients are connected to LAN servers and interconnected to other LANs and their servers, or to WANs and their mainframe super servers).
Local area networks rely on internetwork processors, such as bridges, routers, hubs, or gateways, to make internetworking connections to other LANs and wide area networks.
The goal of such internetwork architectures is to create a seamless "network of networks" within each organization and between organizations that have business relationships.
such networks are designed to be open systems, whose connectivity provides easy access and interoperability among its interconnected workstations, computers, computer-based devices databases, and other networks.
The Internet. The Internet is the largest "network of networks" today. The Internet (the Net) is a rapidly growing global web of thousands of business, educational, and research networks connecting millions of computers and their users in over 100 countries to each other.
The Internet evolved from a research and development network (ARPANET) established in 1969 by the U. S. Defense Department to enable corporate, academic, and government researchers to communicate with E-mail and share data and computing resources.
The Net doesn't have a central computer system or telecommunications center. Instead each message sent has an address code so any computer in the network can forward it to its destination.
The Internet doesn't have a headquarters or governing body. The Internet society in Reston, Virginia, is a volunteer group of individual and corporate members who promote use of the Internet and the development of new communications standards or protocols.
These common standards are the key to the free flow of messages among the widely different computers and networks in the system.
The most popular Internet application is E-mail. Internet E-mail is fast, faster than many public networks. Messages usually arrive in seconds or a few minutes, anywhere in the world. And Internet E-mail messages can take the form of data, text, fax, and video files.
The Internet also supports bulletin board systems formed by thousands of special interest groups. Anyone can post messages on thousands of topics for interested users to read. Other popular applications include accessing files and databases from libraries and thousands of organizations, logging on to other computers in the network, and holding real-time conversations with other Internet users.
Senin, 09 Juni 2014
Top 5 Benefits Of Using Global Sim Cards And 3g Data Cards
Global SIM Cards and 3g Data Cards are the most recent discoveries of the telecommunication industry. These cards are not just affordable options compared to the conservative ways but they are also better in terms of quality and service. International SIM cards are easy and convenient options for making international calls at cheaper. On the other hand, 3g Data Cards are the most economical options for uninterrupted internet connections abroad. 3g card is a small device that can be easily attached to the computer for accessing internet connection.
For all those who travel extensively out of the country, both Global SIM Cards and 3g Data Cards are like life blood to them. These are relevant items that must be included in the travel bag of an international travelers. They are easily available in the Indian markets now and can also be purchased over the internet. Clay Telecom is an acknowledged telecommunication company that provides prepaid SIM cards, postpaid SIM cards, wireless data cards and Blackberry services to people. Global packages of the company are very cheap and can also be accessed over the website of the company. It provides specific solutions to suffice the needs of different groups of people including business class, students and international tourists.
Following are the benefits of using Global SIM Cards:
1.They are very affordable compared to the calling charges of the local service providers.
2.Roaming charges are not applicable on these cards. Hence, you can enjoy free roaming and the benefits of receiving free incoming calls.
3.You can distribute your new international number to friends and relatives before leaving the country.
4.By using these cards you can also save yourself the hassles of looking for other options like phone booths, when you reach a foreign country.
5.They are available in postpaid and prepaid calling plans so you can choose one according to your convenience.
Following are the benefits of using 3g Data Cards:
1.You never loose on internet connectivity abroad. You can easily access uninterrupted internet connection just by attaching a pocket-size wireless device to your PC.
2.These cards will save you hassles for renting a workstation or cyber caf in a foreign country.
3.You wont need to read your mails, on the small screen of your mobile phone.
4.You can easily download or upload large files from the internet on your Laptop / Notebook or Personal Computer.
5.They are much cheaper compared to other options.
For all those who travel extensively out of the country, both Global SIM Cards and 3g Data Cards are like life blood to them. These are relevant items that must be included in the travel bag of an international travelers. They are easily available in the Indian markets now and can also be purchased over the internet. Clay Telecom is an acknowledged telecommunication company that provides prepaid SIM cards, postpaid SIM cards, wireless data cards and Blackberry services to people. Global packages of the company are very cheap and can also be accessed over the website of the company. It provides specific solutions to suffice the needs of different groups of people including business class, students and international tourists.
Following are the benefits of using Global SIM Cards:
1.They are very affordable compared to the calling charges of the local service providers.
2.Roaming charges are not applicable on these cards. Hence, you can enjoy free roaming and the benefits of receiving free incoming calls.
3.You can distribute your new international number to friends and relatives before leaving the country.
4.By using these cards you can also save yourself the hassles of looking for other options like phone booths, when you reach a foreign country.
5.They are available in postpaid and prepaid calling plans so you can choose one according to your convenience.
Following are the benefits of using 3g Data Cards:
1.You never loose on internet connectivity abroad. You can easily access uninterrupted internet connection just by attaching a pocket-size wireless device to your PC.
2.These cards will save you hassles for renting a workstation or cyber caf in a foreign country.
3.You wont need to read your mails, on the small screen of your mobile phone.
4.You can easily download or upload large files from the internet on your Laptop / Notebook or Personal Computer.
5.They are much cheaper compared to other options.
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