Tech Tips Blog

Found 12 articles for the topic: General

Differences Between TCP and UDP

TCP (Transmission Control Protocol) and UDP (User Datagram Protocol) are the most common network protocols used in network device communication today.The connection-oriented TCP was developed first and is more common, as it guarantees delivery and accuracy of the data transmission. The protocol tracks and acknowledges all information sent between two devices, and if data is lost or corrupted durin....Read more

Understand Noise with Wi-Fi SNR

SNR, or Signal to Noise Ratio, is a measurement of how strong a signal is through the noise of the medium it is traveling through. It is the ratio of Signal to Noise. For example, a Signal of -24dBm with a noise of -90dBm would yield a SNR of 66dB. SNR Connection Quality 10dB - 15dB Unreliable Connection 16dB - 24dB Poor 25dB - 40dB Good 41dB or Greater Excellent Noise can be any of the following:....Read more

PING Usage and Limitations

Ask any network pro what kind of test they try first when taking on a trouble ticket… Inevitably, they’ll say, “I send a Ping.” But why use Ping?Ping is a protocol used to verify device availability, response time, and packet loss in a network by sending ICMP (Internet Control Messaging Protocol) Echo Request frames to an end network device and listening for the Echo Reply frames from the device. ....Read more

Understanding PoE Terminology

Power over Ethernet (PoE) is a technology that enables Ethernet cables to carry electrical power to devices such as Wi-Fi access points, IP cameras, VoIP phones, signage, and other networked devices along with data. Before the advent of PoE (circa 2003), outlets and external power adapters were necessary to power these devices. PoE uses two or four twisted pairs in a standard Ethernet cable to sup....Read more

EtherScope nXG Fast Discovery

EtherScope nXG helps you to know your network in under 1 minute.....Read more

Accessorize Your NetAlly Tools

With Bluetooth support built into the EtherScope™ nXG and the addition of the Edimax Wi-Fi/Bluetooth adapter on the LinkRunner™ G2, you can add a number of useful accessories to your NetAlly tools.  These accessories can take your EtherScope™ nXG and LinkRunner™ G2 to another level of productivity in your networking environment.I’ve put together an Amazon list of some of these accessories that are....Read more
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