It’s safe to say almost every business has a website, because every business owner knows the importance of having an online presence. It puts their business within the outreach of billions of online users. Some of these businesses use their websites to spread awareness of their brand, while some companies offer services, products and essentially their business itself through the website, for example by an e-commerce website.
Whatever the purpose of the website, if it crashes even for a minute it could spell disaster. The key for every website hosting provider to ensure their customers receive the utmost satisfaction is to
Amazon EC2 Security Groups for Linux Instances. A security group acts as a virtual firewall that controls the traffic for one or more instances. When an instance is launched, you associate one or more security groups with that instance. The rules of a security group controls the inbound traffic that’s allowed to reach the instances that are associated with the security group and the outbound traffic that’s allowed to leave them.
Follow the steps below to allow ip address in the instance security group:
1. To create a security group, open the Amazon VPC console at: https://console.aws.amazon.com/vpc/.
2. In the navigation pane,
Most of the people who are in need for web hosting support look for easy & simple methods to manage servers. While there is confusion in terms of usability, scalability, maintainability, and security, the good news is that a lot of web hosts offer very good control panels in their plans.
They’re just web interfaces that allow admins or users to use and manage multiple server services from a web browser.
An important factor that you should consider before you select one, is to know what the vendor of web hosting support offers. For organizations with 2-3 sites, Plesk is opted by
Quality customer support plays an integral role in the growth of a business. Some companies choose to handle it themselves, while some outsource it. Irrespective of the method, it is safe to say assuring your customer is kept happy is assuring you have continued business.
Customer support follows a common workflow. An issue is raised by the customer, picked, diagnosed and fixed by the customer support team and then validated by the customer. It is vital that a company completes this entire workflow within the least amount of time, and with optimum quality.
Considering time is of the essence, what could be
Managing network traffic is a critical aspect of any organization and a tricky job for system administrators. Knowing what traffic to allow and what to block can be a matter of being safe or vulnerable to cyber-attacks.
A firewall is a tool built to aid system administrator’s in regulating incoming and outgoing traffic. System administrators working with Linux servers must be familiar with Iptables. Iptables is a flexible firewall tool built for Linux operating systems. Iptables can seem intimidating, but knowing a few tricks and commands could make working with Iptables much easier.
1. What is Iptables and how to view them
You spend months, working day in and out coding your website and it is finally time to test it. You type the URL of the website in a browser and hit enter, only to be slapped back with a 403 Forbidden error. Can be very frustrating for a web designer.
403 Forbidden error is an HTTP status code error, that is displayed on the browser on which you’re accessing the website. What the error is essentially telling you is, your request reached the web server, was authenticated and processed, but the server chose to do nothing with your request because you were
Nginx is an open-source HTTP(web) server and reverse proxy, and an IMAP/POP3 proxy server (email server). It was developed to tackle the C10K problem that web servers in use at the time, which was largely Apache, were facing. C10K is simply a numeronym that stands for concurrently handling 10000 connections. Nginx was designed with the drawbacks of Apache in mind.
Although Nginx is by default, fast and nimble, it can be fine-tuned to perform at its peak, by modifying the following parameters:
1. Worker Processes
Unlike Apache, Nginx does NOT create a new process for every connection that hits it. It instead has a predefined (set by an admin) number
When your system is short of memory, MySQL will be killed by the system itself since it can use a lot of memory. This also causes MySQL servers to face high server load. Usually when MySQL is killed, we get the message “mysqld invoked oom-killer”. In such cases it is always advisable to restart the entire server and not just MySQL. The flow on effects may vary from the OOM condition & thus restarting the entire server has to be done.
With MySQL being one of the most used database in applications of web, it is also easy to use &
Keeping your customers happy is the key in this competitive technology savvy world that we live in. One negative review/comment/opinion on social media about the customer service can spread like forest fire and break your reputation.
Mindsets & rules for thinking can dependably guide you to the correct decision, every time towards the customer.
Here are the 4 best practices to follow to keep your customers happy all the time.
1) Understanding that every interaction with a customer is an opportunity
Sometimes you realise that whatever you do, a customer is just going to walk out of the door.
Well most of us in today’s scenario talk about “defense in depth” or “layered security”. Though they are used interchangeably, they are very separate from each other.
Nowadays, building just one level of security to safeguard your server could have devastating consequences down the line. While attackers may easily penetrate the first level of defense, layered security uses security at different levels so that it becomes extremely tough to break the defense mechanism of the server. Any single defense may be flawed and we can identify the flaws only by allowing an attack which we do not want to. So this
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