How to get size of each table of a MySQL Database

This SQL query provides you with list of all tables with largest size in a MySQL database that is executed. SELECT table_schema AS `Database`,table_name AS…

How to configure multi-SSID of different VLAN on tp-link access point?

In this setup, 2 SSIDs are configured on tp-link access point and both SSIDs are operating on different VLAN . VLAN 5 – for internal…

Commands to manage F5 Active Connections

View All Active Connections Use the command tmsh show /sys connection to view all active connections of all Virtual Servers of F5 unit [root@F5LB] config #…

Logging WL-Proxy-Client-IP and X-Forwarded-For to determine Client IP behind F5

In order to determine the client IP that sends requests to a Web Server placed behind an F5 appliance, you can attach this iRule to…

Configure HTTP Monitor in F5

Before we begin configuring the HTTP Monitor, use POSTMAN (or your favorite HTTP sniffer tool) to understand REQUEST (Send String) and RESPONSE (Receive String) pair…

Create SPF record for my domain

Sender Policy Framework (SPF) helps to fight against email spoofing for your organization. SPF is generally a TXT record in DNS Zone file that lists…
SPF

tcpdump useful commands

tcpdump is a packet sniffing command line tool to capture TCP/IP packets that are received or transmitted on a specific interface. This tool has been…

Configure HSTS on F5 – Video Tutorial

Our video tutorial explains how to configure HSTS – HTTP Strict Transport Security on F5 Appliance. There are 2 options available to configure Option 1…

Find out bandwidth used on Cisco Switch

#show interface summary command provides bandwidth utilization of each Cisco switch interface, VLAN and port channels. You can either measure bits per sec using RXBS/TXBS…