RackBank® Knowledgebase - Part 2RackBank® Knowledgebase

Recieving an “ip_conntrack: table full” error

On OpenVZ/HyperVM machines sometimes the ip_conntrack table will become full and drop packets. You can tell if it is doing this by looking in your /var/log/messages file. To find out the current limit run: sysctl net.ipv4.netfilter.ip_conntrack_max Then to...

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Common Issues

Linux version Confirmation on your dedicated server

Rackbank provide all information about your server’s operating system when you ordered your server, But if you want to know about the Linux operating system installed on your server (distribution, version, architecture), follow the instructions below: Log in to...

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Common Issues

Large file transfer gives error: Corrupted MAC on input

Source: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/60764 Symptom When you transfer a large file by HTTP it will disconnect and give you this error: Disconnecting: Corrupted MAC on input. This can also happen on SSH, FTP or other protocols as this is a bug with...

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Common Issues

How to restore your MySQL database?

This article applies to Rackbank Dedicated Servers running Plesk- To get started with restoring your MySQL database, you need to execute it from the command line and proceed as follows: 1. At First, you have to create a new...

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Common Issues

How to install PHP on Ubuntu 14.04?

To get you started with installing PHP and Apache on VPS or Dedicated server running Ubuntu 14.04 OS use following command: apt-get update && apt-get upgrade apt-get install -y apache2 After this, you may verify that the...

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Common Issues

How to do MySQL Troubleshooting?

MySQL is a database server used for large data storage and retrieval, yet the default configuration file very little memory to the MySQL service. When MySQL is afforded enough memory, much of your data can be stored in...

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Common Issues

What is SSH and its basic useful commands?

SSH or Secure Shell is a way to manage a dedicated server remotely by using integrated Linux terminal. It doesn’t have a typical Web Hosting Control Panel GUI(Graphic User Interface) like cPanel, text commands carry out all the actions....

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Security

How to use iptables?

Warning Modifying rules on your server can cause the server to become inaccessible on port 22 (SSH) or your alternate SSH port. Description / Overview Everyone in the IT industry is very concerned with security, especially if you’re a...

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Security

How to protect server from Brute Force Attacks?

Here are a few of the many security options the WHM/cPanel has built in to protect your cPanel dedicated server: With Brute force attacks, an attacker is enabled to run an automated app/script thus finding out account’s password from...

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Security

How to install syslog server ?

Syslog Features : 1. Logs the daemon information to Remote host 2. Logs the daemon information to localhost 3. Logs the daemon information to console 4. Logs the daemon information to List of users Instaltion Package is rsysklogd...

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Security

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