This article on Cisco DNA integration with NetBeez was first published on the Cisco DevNet blog on October 7, 2019. Given the success of the Cisco DNA webinar that we hosted last week, we have decided to share this article with our blog subscribers. In a previous post, I wrote…
In a previous post I talked about the WiFi Protected Access (WPA) Supplicant logs for PreShared Key (PSK) authentication and how to make sense of them. The reality is that although the logs are useful, you will be intimidated if you don’t know what to look for. This post builds…
What is Hybrid Multi-Cloud? Hybrid Multi-Cloud is a term used to denote an organization with a private, enterprise network, that has adopted two or more public cloud providers to host services. For example, a company could use Microsoft Azure Cloud to host its Sharepoint, Office 365, Outlook and Team applications…
iptables is a Linux utility that is often considered difficult or intimidating to use. In this post, I will try to break down how to use it so that it is more digestible. The good thing about iptables is that it can slice and dice the network traffic in any…
There are many reasons you might want to direct your traffic through a proxy. To name a few: It’s the only way to get out of a restricted network To avoid being tracked To use DNS behind proxy Most popular applications have native options to configure proxy server settings. Browsers…
Packet Loss and Round-Trip Time Packet loss and round-trip time are two important network performance metrics that affect the throughput of TCP connections. Real-time monitoring these two values across a Wide Area Network or WiFi can help you quickly identify slowness experienced by the end-users and applications. In this article…
SIGGRAPH 2019 SIGGRAPH returned this year to the Los Angeles Convention Center, featuring global innovators showing the latest in computer graphics, animation, VR, gaming, and emerging technologies. 18,700 people from around the world attended and were able to get a glimpse of the future. Exhibitors, volunteers, and staff require a…
I have talked about nmap in past blog posts; for example here and here. Despite having written about nmap before, I am writing about it once more because it is such a valuable, versatile, and powerful tool for every network engineer. In the previous post I talked about some basic…
