TAG: firewall

How to Add UFW Rules

Uncomplicated Fire Wall or UFW for short is a piece of software that manages your default netfilter firewall on your Ubuntu system. The following steps will walk you through the process of adding different rules that will secure your server.   Setup Default Rules When managing your system’s firewall one of the first things you…

Creating Firewall Rules in Cloud Portal

With the ever present dangers with having a system on the open internet you need a bit more security than just keeping your system patched. Hostwinds gives you an additional layer of security by providing you the ability to create firewall rules for your devices. This document will walk you through the steps of creating…

Cloud Control Overview

Accessing the Cloud Control Panel in Your Client Area You can access the Cloud Control Panel from your client area while logged into your Hostwinds account. Simply navigate to Cloud Control in the navigation panel as seen below and click the Cloud Portal option:       This will allow you to view and manage…

Instance Management Sections Explained

This guide will show what you can do in each of the Instance Management Panel sections (found in the top navigation menu).   Firewall Profile     Here you can view the present firewall profile that is active for the selected instance. You can change the firewall profile that is applied to the instance by…

Managing IPTables Rules

What is IPTables? IPTables is an extremely flexible command-line based firewall utility built specifically for Linux distros. IPTables uses policy chains to allow or block traffic. When a connection is being established on your server, IPTables will identify a rule in its list to determine what action needs to be taken. If no rule is…

How to See if You’re Blocked by the Firewall

The TCP port for FTP is normally set to 21 as a default. If you’re having trouble connecting with FTP, it may be blocked by your firewall. Check your firewall’s logs to see if it’s been blocking connecting to or from the server IP you’re trying to connect to. To see if your ISP is…