5 Things to Check Before Blaming the Firewall
  

rizzuan Lv1Posted 2026-Jul-07 14:34

Many administrators immediately suspect the firewall whenever users cannot access an application.

Before changing firewall policies, I usually verify these items:

DNS resolution
Gateway routing
Server availability
Client network configuration
Firewall logs

In many cases, the firewall is not actually the root cause.

What is your troubleshooting sequence?

Like this topic? Like it or reward the author.

Creating a topic earns you 5 coins. A featured or excellent topic earns you more coins. What is Coin?

Enter your mobile phone number and company name for better service. Go

Humayun Ahmed Lv4Posted 2026-Jul-07 15:47
  
Thanks to share!