Mass network connection tracker
At times, you want to keep track of network connections between multiple hosts on...
Tag Archives: automation
Automated bulk command execution on SSH enabled hosts and devices
In the lockdown period, during pandemic, there is nothing much to do over weekend...
micropython – an exciting firmware for microcontrollers
Arduino based controller boards have been all time favorite for developing prototypes and small...
High performance python based SNMP poller
In my last post, I wrote a basic SNMP poller using python easysnmp module....
SNMP polling using python
To play with SNMP using python install easysnmp python module. SNMP v2 Let us...
IoT ready relay to operate 220v AC home appliances
When I am away from home during long vacations I felt need of having...
How to operate relay using NodeMCU
NodeMCU board is powered by ESP8266 WiFi unit which gives advantage of controlling circuits...
Build own IoT enabled weather station
After performing some stand alone tests with my DHT22 weather sensor on NodeMCU board...
MQTT protocol – Telemetry for IoT
Message Queuing Telemetry Transport (MQTT) is a light weight message exchange protocol. This protocol...
Connecting 220V AC load to relay controlled by raspberry pi GPIO
Read http://www.mka.in/wp/raspberry-pi-3b-with-5v-4-channel-relay/ first. After gaining confidence in simple relay control using raspberry pi GPIO...