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Website monitoring is the process of testing or tracking (monitoring) how end-users interact with a website or web application. Website monitoring is often used by businesses to ensure that their customers are able to access their online applications and perform actions such as searching, online shopping, checking an account balance, or simply researching. What for? By monitoring website and web application performance, IT Departments or Network Engineers hope to avoid downtime and keep their applications running. Commonly measured metrics are response time and availability (or uptime), although both consistency and reliability metrics are starting to gain popularity. Inside or Outside Monitoring Website monitoring can be done from both inside and outside of a corporate firewall. Traditional Network Management solutions focus on inside the firewall monitoring, whereas external performance monitoring will test and monitor performance issues across the Internet backbone and in some cases all the way to the end-user. External performance monitoring is also known as end-user monitoring or end-to-end performance monitoring. Real user monitoring measures the performance and availability experienced by actual users, diagnoses individual incidents, and tracks the impact of a change. What impact? Various type of protocol Website monitoring service can check HTTP pages, HTTPS, FTP, SMTP, POP3, IMAP, DNS, SSH, Telnet, SSL, TCP, DNS, PING and a range of other ports with great variety of check intervals from every 4 hours to every one minute. Typically, most website monitoring services test your server anywhere between once-per hour to once-per-minute. The prices per application you may pay up to 150$ for a minut monitoring but you may have much better prices (ie: 60 - 70$ for the same service) Time performances: for example an HTTP page should answer in less then 1 second (for a download of 16Ko) to be considered as "good". Various type of monitoring You may monitor only one page of your website but you could monitor a complete process like a transaction. Servers around the globe Website monitoring services usually have a number of servers around the globe - USA, Europe, Asia, Australia and other locations. By having multiple servers in different geographic locations, monitoring service can determine if a Web server is available across different Networks worldwide. The more locations the better picture on your website availability. Types of website monitoring There are two main types of website monitoring Notification options As the information brought by website monitoring services is in most cases urgent and may be of crucial importance, various notification methods may be used: e-mail, regular and cell phones, SMS, fax, pagers, etc. See also | |||||||
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