Back when I worked in the Network Operations department at one of my previous jobs, we used to chuckle when a customer would call us reporting that “the Internet is down.” Now, I realize that there ...

Equipment from the telephone company that terminates its lines at the customer's premises. The network interface device (NID) provides the demarcation point between the telephone network and the ...

EVERETT, Wash.--(BUSINESS WIRE)--Fluke Networks introduces the LinkIQ™ Cable+Network tester, which combines switch diagnostics with the company’s state-of-the-art cable measurement technology, ...

How to troubleshoot an ethernet interface on a Ubuntu Server with ethtool Your email has been sent If a network interface card (NIC) is causing problems on your Ubuntu Server, see how to use the ...

Networking pro Greg Schaffer was stumped when he couldn't solve a connectivity problem and initially told his client it wasn't a networking issue. Then he checked again. Several years ago, a new ...

There are numerous problems that can interfere with your access to a system — everything from the system being down to problems with name servers and routers. In today’s troubleshooting tale, we’re ...

How to use the nmcli command to gather network device information on Linux Your email has been sent If you're looking for a more efficient way to gather network device information on your Linux system ...

Figure 1. Link and activity lights can tell you a lot about the connection between two network devices. All network architectures rely upon a physical (or RF) connection between devices.