Internet Service Providers: What You Need to Know In the coming of the modern era, the internet has become a necessity, and that is because it can provide its users with great advantages and benefits. The term internet is defined as the global system of computer networks that are interconnected, and it is produced with the use of the internet protocol suite or TCP/IP which can link or connect any kinds of mobile devices, like personal computer, tablet computer, mobile phones or smart phones, and laptops all over the world. The internet can be connected with the wide array of technologies, like optical networking, wireless and electronic; and another definition of internet, is that it is a network of networks that may contain business, academic, private, government and public networks of local to international scope. There are a lot of new services that can be offered by the internet to its users, and examples of these services includes online music, video streaming websites, electronic mail or email, internet television, digital newspapers, online shopping, internet telephony, e-books, blogging, social networking, instant messaging, and internet forums. The internet service provider, which is shortened as ISP, is defined as the organization or the company that can provide their clients with internet services. The different organizations or companies that acts as ISPs can be organized or arranged in various methods, like privately-owned, non-profit, community-owned and commercial. The various internet services that are commonly being offered by an internet service provider or ISP to their clients or customers includes domain name registration, Usenet service, web hosting, colocation, internet access, and internet transit. There are basically a lot of classifications of the internet service providers, namely the wireless internet service provider or WISP, the access providers ISP, the mailbox providers, the hosting internet service providers, the transit internet service providers, the virtual internet service providers or VISP, and the free internet service providers. There are two classes of access providers ISP, namely the OSPs or online service providers, which can also be called simply as online services; and the ISPs or internet access providers, which is defined for local businesses and national or international companies. Most of the internet service providers offered by the ISPs to their clients or customers who are classified as small business and end users includes cable modem or ISDN, fiber optics, DSL or digital subscriber line and ADSL, and copper wires to provide dial-up; while for their customers who are classified as medium-to-large businesses, includes gigabit or metropolitan Ethernet, frame relay, higher-speed DSL, ATM or asynchronous transfer mode, SONET or synchronous optical networking, ISDN primary rate interface and Ethernet.