Tech Tips Blog

The quantitative assessment of the quality of Voice Over Wi-Fi communications is often measured by its MOS score (Mean Opinion Score). The MOS score ranks the quality based on a number in the range of 1 to 5. The original idea behind the MOS score was to take the mean average of all the individuals rating the quality of a test call. That soon changed, as modern network analyzers can calculate MOS ....Read more

We are in the networking age of multi-gigabit wireless connections. Lightning-fast Wi-Fi technologies move data from one place to another, routing business-critical traffic at speeds never imagined. There is, however, a critical component to the system that network engineers of today often overlook: the physical layer. Wireless connections are carrying an unprecedented traffic load from one device....Read more

Getting packet-level visibility is tough when trying to solve problems going on at remote sites, particularly when troubleshooting Wi-Fi issues. In this short video, learn how to use EtherScope nXG remotely and Link-Live Cloud Service to solve remote site problems. Includes a segment on setting filters in WireShark.....Read more

There are a few key challenges with respect to troubleshooting your remote site networks. The primary one being the profile of your on-site personnel. Lack of expertise at remote sites often results in travel by senior IT staff to gain the visibility needed to identify the root causes of problems. But, of course, travel is not an option in many cases. Your evaluation of the on-site support situati....Read more

Without remote technical staff and the inability to travel to troubleshoot, it’s difficult to isolate problems caused by bandwidth issues and packet loss. In this short video, we’re going to show how to use the Network Performance Test client software and the EtherScope nXG to diagnose the performance of links to/from remote sites.....Read more