Install OpenWRT as Single-Arm Router Without Changing Your Home Network
My home network is a flat network, one ISP Wireless Router connecting to a modem for Internet connection. Internally, a…
Visible Route Tracing Tools
TraceRoute / tracert commands can give you each hop from your machine to remote machine by ip/dns name. It will…
IPv6-only Machine access to and from IPv4 World
IPv6 Only VPS Server is VPS Server without IPv4 address assigned. This kind of server has only IPv6 addresses assigned.…
Configure OpenWRT Allow All Traffic (Routing All Traffic with Stateful Firewall)
The OpenWrt Project is a Linux operating system targeting embedded devices. Instead of trying to create a single, static firmware,…
Ansible Tutorial – Install Ansible and Run Simple Command Remotely
Ansible is a radically simple IT automation engine that automates cloud provisioning, configuration management, application deployment, intra-service orchestration, and many…
Deploy Zabbix Agent into CentOS and Add into Zabbix Server
Zabbix Agent is required to install on all remote systems needs to be monitor through Zabbix server. The Zabbix Agent…
Adding Windows Host into Zabbix (Active Check Mode)
1. Download Zabbix Agent Make sure you are using same version as your Zabbix server. https://www.zabbix.com/download_agents I am using Zabbix…
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…
Understanding Ping Command
The ping command operates by sending Internet Control Message Protocol (ICMP) Echo Request messages to the destination computer and waiting…
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…
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…
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…
