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					# Locales | 
				
			
			
		
	
		
			
				
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					# Locales configuration | 
				
			
			
		
	
		
			
				
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					The time and language settings are allways checked for several tools, thus check and reconfigure them: | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					sudo dpkg-reconfigure locales | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					# Web server | 
				
			
			
		
	
		
			
				
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					# Apache Web Server | 
				
			
			
		
	
		
			
				
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					First check that the apache package is already or not isntalled in your device | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					dpkg --get-selection | grep apache | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					If the package is not isntalled, please procced to install Apache: | 
				
			
			
		
	
		
			
				
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					```   | 
				
			
			
		
	
		
			
				
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					sudo apt update | 
				
			
			
		
	
		
			
				
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					sudo apt install apache2 | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					## status and configuration | 
				
			
			
		
	
		
			
				
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					To print out the services running on the device and their specific ports use:  | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					sudo netstat -tlpn | 
				
			
			
		
	
		
			
				
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					systemctl -all list-sockets | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					Check that the port 80 is not used, otherwise, you will receive errors during the Apache installation or initialization. | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					service --status-all | 
				
			
			
		
	
		
			
				
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					apachectl configtest | 
				
			
			
		
	
		
			
				
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					sudo service apache2  | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					If this occurs, modify one of the next files at `/etc/apache2/` | 
				
			
			
		
	
		
			
				
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					The configuration files are: | 
				
			
			
		
	
		
			
				
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					- `apache2.conf` main configuration file for the server | 
				
			
			
		
	
		
			
				
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					- `ports.conf` configuring virtual server port numbers (80) as default | 
				
			
			
		
	
		
			
				
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					Then, restart the `apache2` service: | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					sudo service apache2 | 
				
			
			
		
	
		
			
				
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					sudo service apache2 restart | 
				
			
			
		
	
		
			
				
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					service --status-all | 
				
			
			
		
	
		
			
				
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					# Web pages and scripts | 
				
			
			
		
	
		
			
				
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					## HTML | 
				
			
			
		
	
		
			
				
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					The index file for creating a web page is located on `/var/www/html/`. | 
				
			
			
		
	
		
			
				
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					The *Common Gateway Interface*(CGI) uses the next path for executing CGI scripts `/usr/lib/cgi-bin/` | 
				
			
			
		
	
		
			
				
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					## CGI | 
				
			
			
		
	
		
			
				
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					The *Common Gateway Interface* (CGI) uses the next path for executing CGI scripts `/usr/lib/cgi-bin/` | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					ls | 
				
			
			
		
	
	
		
			
				
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					@ -55,5 +68,4 @@ lrwxrwxrwx 1 root root 26 Oct  3 03:29 cgi.load -> ../mods-available/cgi.load | 
				
			
			
		
	
		
			
				
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					<html><head><meta charset="UTF-8"><title> BB</title></head><body><h1>Hello</h1><para>beaglebone | 
				
			
			
		
	
		
			
				
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					up for 03:35:43 up  2:51,  4 users,  load average: 0.00, 0.00, 0.00 | 
				
			
			
		
	
		
			
				
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					</para></html>┌─[debian][beaglebone][.../apache2/mods-enabled] | 
				
			
			
		
	
		
			
				
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					``` | 
				
			
			
		
	
		
			
				
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					``` |