Quickly Deploy Zabbix in CentOS7
Zabbix is a mature and effortless enterprise-class open source monitoring solution for network monitoring and application monitoring of millions of metrics. This post is going to install zabbix4.0 into a…
Understanding Ping Command
The ping command operates by sending Internet Control Message Protocol (ICMP) Echo Request messages to the destination computer and waiting for a response. How many of those responses are returned,…
Gartner Magic Quadrant for the Wired and Wireless LAN Access Infrastructure (2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010)
Gartner’s Magic Quadrant for Wireless LAN Infrastructure has been released for a couple of years. This post listed all reports found from Internet since 2010. If you are not familiar…
Gartner Magic Quadrant for Cloud Infrastructure as a Service (Worldwide) (2018,2017,2016,2015,2014,2013,2012…)
In the context of this Magic Quadrant, cloud compute IaaS (hereafter referred to simply as “cloud IaaS” or “IaaS”) is defined as a standardized, highly automated offering, where compute resources,…
Free DNS Server 1.1.1.1 and 1.0.0.1 (from CloudFlare) – Fastest and Easiest to Remember
Google free DNS server 8.8.8.8 and 8.8.4.4 has been used by me for many years, since it is decent fast and also easy to remember. But now Cloudflare just announced…
Cisco Wireless Controller 5508 Configuration – Tips and Tricks
All basic configuration has been created from following related posts. This post will focus on some other configuration or troubleshooting happened in real environment. Relate Posts: Cisco Wireless Controller 5508…
Gartner Magic Quadrant for Network Performance Monitoring and Diagnostics (2017, 2016, 2015, 2014 )
According to Gartner, Network performance monitoring and diagnostics (NPMD) enable network professionals to understand the impact of network behavior on application and infrastructure performance, and conversely, via network instrumentation. Other…
Gartner Magic Quadrant for Data Center Infrastructure Management (DCIM) (2016, 2015,2014)
Data center infrastructure management (DCIM) tools monitor, measure, manage and/or control data center resources and energy consumption of both IT-related equipment (such as servers, storage and network switches) and facilities…
Cisco Wireless LAN Controller Redundancy Solutions: High Availability
There are two options for Cisco Wireless Controller redundancy solutions, either Backup Controllers or High Availability, depending on the firmware version of WLC’s, failover time requirement, and budget. Using Backup…
Cisco Wireless Controller 5508 Configuration Step by Step – Part 1 (CLI and GUI Access, Upgrade)
As the industry’s most deployed controller, the Cisco 5500 Series Wireless Controller provides the highest performance, security, and scalability to support business communications today and in the future. Cisco 5500…
Avocent® ACS 8000 Advanced Console System Configuration
My company has used Avocent ACS (Advanced Console Server) to do network devices’ console management for many years already. I were using 4000, 5000 and 6000 serie, and now 8000…
Brocade Switch Access Through SSH and Web Tools
1. Through SSH It is pretty straightforward, launch ssh client, enter your switch ip and credential, you will be in the command line. ----------------------------------------------------------------- TEST1BRO1:FID128:admin> TEST1BRO1:FID128:admin> help aaaconfig Configure RADIUS…