What Nat (network address translation) - a Beginner's Guide
| Added: 29-08-2011 Author: Shafraz Thawfeek Category: Broadband Internet |
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IP Addressing the current system that allows to overcome the rough about 3.3 billion unique. However, the rate of growth of network equipment and connecting to it, there was not enough to allocate unique addresses to all. Well, that's the problem! However, every problem has a good, or sometimes, the solution is not so good. Thus, the solution to the problem lack of IP Address? - Nat.
Nat is a process using a unique IP address and shared equipment pool. You can give up, sick as my home address to share with others!, Or maybe, as an exchange of phone numbers hurt me and others!, Well, in a sense, is s something like that, but not bad. Think about where you work, not every person is unique / one-desk phone number. You ve got a phone number and primary workers and expansion. Can your extension in 1001, and your other Tom, Dick and Harry may be 1002, 1003, 1004 respectively. One aspect that will be remembered, your extension is not unique world, a stranger in the office may be the next extension in 1001, and many foreigners in many areas in the world can equal the number of extensions, but on your company phone number extensions Jozi Your basis (eg 212-777-3456 Ext: 1001) is unique, and no one else anywhere in the world that can Jozi at one time with you.
Similarly, many internet users / devices that are usually privately owned swimming pools / groups - for example, work, school, etc. Since there are only a few too many IP addresses, we are giving users the expansion. In Internet terms, this extension is known as the Private IP Address. Your organization will be unique IP addresses (often referred to as the Public IP Address), and users within their own organizations can get Private IP Address. It all makes sense his ISN t, what is called the General public internet, and what personal and group called Private. There may be many users in other parts of the world by using private IP addresses as your own, but if the phone / extension explosion analogy, Policy and Public IP address with Unique form pairs.
How do you identify whether re-Private IP or Public IP address? Simple. If the IP address starts with 10.xxx or (172.16. Xx small share going to 172.31. Xx) or 192.168. Xx that means returning personal address.
The key telephone system / PBX system in your office and your desk and remember that sends calls to your extension, too, there is equipment installed on the organization / network, which is usually referred to as routers, maintenance Private IP, Public IP Bridging.
So the most basic form, Nat is the only mechanism to retrieve one of the unique public IP and management collaborate with Bridging / paired with a client / personal equipment IPS.
When Nat interesting solution seems like the IP address shortage problem, has limitations and problems. For more information about the Nats ahead and the problems associated with it, especially in the VoIP environment. Original article from the Knowledge Base RedVoIP Networks. Knowledge equivalent to more information, visit us.
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