How to troubleshoot an issue of F5 redirecting Exchange OWA Web address to direct host name of CAS Server

Problem is When you access Outlook Web Access (OWA) as for example https://mail.itadminguide.com, F5 redirects your request to actual CAS server address, https://hubcas1/owa instead of retaining…

php – Class ‘COM’ not found

COM and DOTNET are not available by default in PHP Core, php.ini.  You have to manually add COM support to PHP if you face issue.…

Handling Text file in PHP

After so long time, I was coding in PHP to write certain user inputs in a text file (.txt). Here are the codes that may…

How to quickly import CSV file into MySQL table

Import CSV into MySQL This is a simple version of LOAD DATA command to import simple CSV file into MySQL table. It look only .02…

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…