When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Table 1. This table illustrates subnet masks. The number after the “/” in the CIDR notation ...

Rather than layering security onto networks, the networks themselves and carefully managed authorization policies can hinder attacks, but at an administrative cost. Why is it that over 90% of ...

The number of IP addresses of computers in virus-infected computer networks (IP Botnet) has decreased sharply from more than two million IP addresses to over 1.3 million from September 18 so far. The ...

When you set up the first network for a small business, you may not give much thought to how the company's growth will affect your IP addressing scheme. By planning ahead at the beginning, you can ...

Most networks use the Internet Protocol to handle local area network addressing, which is how the network determines what information goes to which devices. While many companies decide to use ...

icture a maintenance technician on the night shift. A device on the Ethernet network fails and the production line goes down. First the device must be located physically and then identified by type ...

In an upcoming blog I expect to write about configuring a home router, which requires logging on to it. This, in turn, requires knowing the IP address of the router. Non-techies typically don’t know ...

Many a time IT admin needs to set up multiple IP addresses to the same network adapter. Situations such as hosting multiple SSL sites can speed up traffic exchanges, which can bypass the gateway in ...

I have a user who's machine is not pingable on our network, using computer hostname or associated IP. However, in troubleshooting this, I see that the IP the machine actually has does not resolve to ...

In conjunction with this thread of mine from June, How to handle dynamic configuration of mobile servers/services?, say I want to send some data to a mobile device that can be anywhere in North ...