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Nginx Tutorials and HowTos

Nginx is a free, open-source, high-performance HTTP server and reverse proxy software. This section includes tutorials about Nginx configuration, security, optimization, and tips under Unix like operating systems ( rss feed ).

Nginx Redirect (Rewrite) Old Domain To New Domain With HTTP 301

I‘ve changed the domain name from long-domain-name-example.com to example.com which is shorter and easy to remember. How do I redirect old domain to new domain with “HTTP/1.1 301 Moved Permanently” status code under nginx web server running on Unix like operating systems?
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How do I replace upstream “Location: http://server1.cyberciti.biz:8080/app/” http/301 response-header with “Location: http://www.cyberciti.biz/app/” in the response of the proxied server using nginx?
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HowTo: Nginx Block User Agent

How do I block a http user agent or a software agent using Nginx web server under Linux or Unix like operating systems?
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Nginx Redirect URL With HTTP/1.1 301 Moved Permanently Header

How do I redirect old ugly urls such as http://example.com/store/view.jsp?product=foo with clean url – http://example.com/store/view/product/foo using nginx reverse proxy?
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Nginx: 413 Request Entity Too Large Error and Solution

I‘m running nginx as a frond end to php based Apache+mod_fastcgi server. My app lets user upload images upto 2MB in size. When users trying to upload 1.5MB+ size image file using nginx reverse proxy, they are getting the following error on screen:

Nginx 413 Request Entity Too Large

How do I fix this problem and allow image upload upto 2MB in size using nginx web-server working in reverse proxy or stand-alone mode on Unix like operating systems?
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HowTo: Merge Apache / Lighttpd / Nginx Server Log Files

My ecommerce site runs using a cluster of Apache web server. The cluster is behind nginx load balancer. I want to merge backend Apache web server log files for statistics purpose. How do I mere web server log files under Linux / UNIX like operating systems using cron jobs?
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HowTo: Find Out Nginx Web Server Version

How do I print Nginx web server version using command line option under Unix like operating systems?
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Ubuntu Linux: Start / Restart / Stop Nginx Web Server

How do I restart / stop / start the nginx web server under a Ubuntu Linux operating systems using command line option?
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Mediawiki Fix Internal Server Host Names / Redirection In shared Hosting or Proxy Setup

Our customer support wiki runs on an internal host (ip:192.168.1.100:300, hostname a-node100.:300) and it is behind the nginx reverse proxy server. However, our Apache server end up displaying internal server name http://a-node100.:300/, which results into an unexpected redirection and timeouts as http://a-node100.:300/ is not accessible over the Internet. How do I force nginx or apache to use the base URL of our server (http://support.example.com/wiki/)?

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nginx: Create HTTP 503 Maintenance Custom Page

I know how to create a custom http 503 maintenance page under Lighttpd or Apache web server. How do I create a custom Nginx web server maintenance page?
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