Hack Apache Server Port 80

By default httpd listens on TCP port 80. Sorry, you can't reply to this topic. i get the error, ‘The requested URL /xxxxxx was not found on this server. Agar apache jalan lancar tanpa gangguan di port 80: 1) Masuk ke IIS Manager, kemudian pindahkan semua site ke port lain. Some broadband routers (Linksys, etc. I have no idea what they are talking about. Expose Apache on port 80 from VM Question by silastic ( 1 ) | Mar 11, 2015 at 06:58 AM containers server ibmcloud virtual machines apache ports I'm trying to expose Apache2 running as root on port 80 from my beta VM. https -> Apache 2 port 443 -> Mod Proxy (http) -> JasperServer on port 8080. NET and trying to learn application development in ASP. By default the port 80 for http connection is filtered on Redhat 7 as you can only access this port from the actual localhost and not from any other public host. Examples above include whether X11 permits connections, the SSH protocol number, and the Apache module versions list. All you have to do is change that port 80 to any port that you want to use. How to Circumvent RCN's Block on Port 80 Incoming Traffic. Hi there, I have a RedHat linux box with two Apache server setups up and running (an Apache 1. The real web server Apache will run under non-standard HTTP port (running on port 8080). The redirect to HTTPS can be enabled in the virtual host for port 80. Common alternative HTTP port used for web traffic. Before starting the installation of Apache (HTTPD) server using this tutorial you must have the following prerequisites. We are assign 3 computers. If this doesn’t help, I’d recommend searching for a service called “World Wide Web Publishing Service” and stop it. If your server is not using port 80 for any other server (APACHE, IIS), you can change the default port of your Apache Tomcat server to port 80 by editing the. For testing, you could choose a port number between 1024 to 65535, which is not used by an existing application (you can run command "netstat" to check the existing connections). A few months back I ran into the need to configure my private Website running on Apache to use multiple ports. Proxy Server List - this page provides and maintains the largest and the most up-to-date list of working proxy servers that are available for public use. HTTP is the protocol websites and web browsers use to communicate with each other. Upon further investigation, I found out that when I go to WAMP dock icon -> Apache -> Service -> Test Port 80, I received a message that Port 80 is used Microsoft HTTPAPI/2. I tried it and Apache doesn't start betcause of a conflict on the port. Each vulnerability is given a security impact rating by the Apache security team - please note that this rating may well vary from platform to platform. This can be achieved, for example, by changing settings in the Windows services. am running a windows server 2003 enterprise edition, am confused please any help. One of my servers crashed, had to rebuild it, and of course, it remained invisible until I opened the tcp port. There are many circumstances that warrant running IIS and Apache on the same server. Make sure that your apache. Assuming we already have installed Apache Httpd and Apache Tomcat, and running them on a Debian/Ubuntu compatible machine. Then close all the windows. If another Apache is installed and running on the same computer, with the exact name "Apache. This change takes affect immediately after and I can correctly browse to websites using the new port. Thereby, telnet will connect to the server named SERVERNAME through port 80. On the request handling set the redirect to host 10. The nmap scan didn't return the version, so that's probably the first thing we'll want to figure out. According to the survey from , the Apache HTTP Server (Apache) is the world's most widely-used Web server. TCP Port 80. 🙂 What if the port is not used by Skype, but by other applications such as TeamViewer? If so, then XAMPP have to use another port. Agar apache jalan lancar tanpa gangguan di port 80: 1) Masuk ke IIS Manager, kemudian pindahkan semua site ke port lain. 2 with Confluence 6. The apache server cannot be started and when you test port 80 it keeps giving you the message PORT 80 USED BY MICROSOFT-HTTPAPI/2. 20 thoughts on “ Open http port ( 80 ) in iptables on CentOS ” ML. Accessing it from a public network might create a security threat. To access GeoServer through port 80 the usual procedure is to use mod_jk to forward requests to machine:80/geoserver to localhost:8080/geoserver. Why are we doing this? A bare bones Apache server is suitable for delivering static files. Typically, you want to deploy your webserver at the default HTTP port: 80. com received on the 192. We have enabled the proxy module in apache and check. How to deny all incoming ports except HTTP port 80 and HTTPS port 443 on Ubuntu 18. This problem arises because some other function eats up the port 80. Tomcat-Apache HOWTO. Right-click the ePO database (where the default name is ePO_) and select New Query. Click Start->Control Panel->Windows Firewall. A detail page will show what is using the port. In today's world Internet is became mandatory to perform any task such as Bank Transactions, Shopping, All kind Bill Payments and So on. These holes can allow an attacker to gain either administrative access to the website, or even the web server itself. (though an ftp server) You should search that in google. Granted, there are rare cases where I have seen the process use unnecessary CPU usage when port 80 is triggered by web server applications such as Apache. conf 一つにまとめて書くのか、三つのファイルに分けるのか、 Include するのか、といった流儀はバージョンによって異なります。. This firewall is often automatically configured so that access to programs will be allowed. First add your port 80 rule with a following linux command:. If the output shows 0. I have already Apache server running on my system on port 80 and now I also […]. 9 (Win64) PHP/5. This document explains how to connect Tomcat to the popular open source web server, Apache. A server restart is required on addition of the two modules - $ sudo service apache2 restart Reverse Proxy. Exactly what I needed. I currently use port 443 for SSH and 80 for HTTP. How to Change Apache port in Ubuntu Server 16. The following are the most important linux port numbers you should know if you are running a linux vps or dedicated server. How to avoid attacks on Web server; Hacking Activity: Hack a WebServer; Web server vulnerabilities. Beside, leaving the port 80 and 443 opens and listening also has security risk where the port can be scanned by malicious virus or hacker to launch attack or infection. In case you want to run two instance of apache and or run JBoss or IIS with Apache simultaneously, you must change the default port to something else. There, you can start the PRTG service dependent on for example an Apache service, so that the Apache web server starts. Web Repuation Service uses port 5274. Listen 80 This is the port Apache will listen to. Otherwise, on the Apache Webserver module's main page click on the Networking and Addresses icon to bring up the form shown in the first screenshot below. This router has the global routing table view from each of the above. By default Trace method is enabled in Apache web server. com Port 80 where www. Port 80 is the port number assigned to commonly used internet communication protocol, Hypertext Transfer Protocol (HTTP). Most people run Tomcat behind another Webserver (like Apache), hence Tomcats connector documentation and the default configuration of Tomcat deal with that situation. Listen 8090. What is coyote. We are assign 3 computers. Stop "System" process using port 80 [How To] Running XAMPP or WAMP as local web servers is extremely useful to test websites, but sometimes it gets pretty annoying when other processes use port 80 (i. SELinux is preventing Apache from binding to port 8888. I can get to it over SSL but Jasper keeps redirecting actions to the non-SSL pages, eg the login page will come up over SSL but after a login the redirect to the repository home page takes me to the non-SSL. conf file for the Apache server. 206 Port 80’ The ip address is of my website is 178. I have a Win2k3 box with IIS6 running on port 80 and Apache2 Server running on port 8080. If you have have duplicate entries, Apache will yell at you. Open the Apache configuration file in a text editor. x server > is set up to listen on Port 80 and the Apache 2. And change it to a random number of your choice, for example 8090. 10) allows for any incoming traffic on that particular VirtualHost to be forwarded to our Web Server (192. Since the Tomcat source tree is constantly changing, the. By default httpd listens on TCP port 80. so my this post is dedicated to all those users who want to install apache 2. To do this, it's necessary to try to access to the Raspberry from port 80 (this port not being opened from the outside, it will have to do since the Raspberry itself). It seems Windows 7 Firewall has a fear of the 80 port. The project aims to provide the latest production/stable versions of Apache, MySQL, PHP, Adminer, MiniPerl, MongoDB, SQLite, and Alternative PHP Cache (APC) to boost server performance. It is the port from which a computer sends and receives Web client-based communication and messages from a Web server and is used to send and receive HTML pages or data. Create a DocumentRoot:. I run Apache and IIS on Windows and prefer a server switching method so only one application listens on port 80 at any time. 4 or higher version) Check Syntax ; Start Apache Server; Test Apache server accessibility at default port 80. This little program will list all the ports that are open and by what processes with more details to investigate. When I open the browser and I go to localhost in my web-browser, and there is not an index. One other change is needed, however: opening port 80 in our firewall. WAN Administration can (and should, in most cases) be disabled using the Web Admin interface. com to point from my linux apache to the oracle http server on port 7777 because I will like to use my modplsql. This provides an effective way to ensure that all traffic to and from the IBM HTTP Server is encrypted over the Secure Sockets Layer (SSL) without having to use individual redirects or hard-coded HTTPS links. Save the file. Apache is the most widely used Web Server application in Unix-like operating systems but can be used on almost all platforms such as Windows, OS X, OS/2, etc. 1:80 port will be handled by the default server of the 192. It has been closed. There, you can start the PRTG service dependent on for example an Apache service, so that the Apache web server starts. When you visit a website, it serves your browser information over port 80. SSL Stands for Secure Sockets Layer used for Websites to transfer data over internet or over network Securely. An Apache web server, ideally one created using the file structure shown in Tutorial 1 (Compiling an Apache web server). I have a Web server running the Apache Web server and Apache Tomcat. This guide explains how to install and configure an Apache web server on Debian 8. A few months back I ran into the need to configure my private Website running on Apache to use multiple ports. Tomcat-Apache HOWTO. All other aspects of Rstudio work from behind the proxy and it only appears to be the port assigned to the temporary Shiny instance that has a problem. The web server listens on port 80 or port 443 like it normally would. 04 Bionic Beaver Linux. That's why it's supposed to be an "inferior" web server - the server is controlled by text config files and you restart the server when you change them (which isn't as awful as it seems - apache comes up quick). Let’s start with a masscan probe to establish the open ports. What results is an SSH process running on your laptop listening on a port, say port 8080, where all data sent to that port ends up at the intranet webserver on the HTTP port 80 via the authenticated SSH session running to the firewall. Installing Tomcat 6 with Java 6 and Apache 2. It seems Windows 7 Firewall has a fear of the 80 port. For these situations, you can specify ports to scan. It is the common configuration required to run most of the web applications. How To Hack Facebook by FB Phishing 2017 Today we are going to provide you the detailed guide for create facebook phishing pa How to Hack Apache Tomcat server (Exploit Apache Tomcat) Hello Friends, Today i am showing you how to exploit apache tomcat machine. These holes can allow an attacker to gain either administrative access to the website, or even the web server itself. You need to know how to "speak" the protocol that the remote server is listening for on that port, though. Skype n'est pas ouvert, j'ai désactivé l'IIS (Internet Information. TCP/UDP port 53, showing that a DNS server is running. 4 on windows 8. I have an Apache server running on one of my machines on the LAN and I have assigned it a static IP on the LAN. Resolution Find the process. Use them to gather additional information on the targets you are scanning. 1 of us is suppose to hack thru port 80 and deface the website, while our program is suppose to detect the defacement and rollback to its original website. Right-click the ePO database (where the default name is ePO_) and select New Query. TCP/UDP ports 135, 137, 138, 139 and, especially, 445, showing that an unprotected Windows host is running. It is the port that all web browsers assume to use when accessing a web site. How to install Apache 1. Firewalls are put off. Search in Zabbix Help only Advanced You can add 8008 to the ports. This only happens if I run Rstudio-server from behind Apache, if I let Rstudio-server expose its own webserver to port 80 without a proxy, the app opens and works correctly. If you web server is listening on port 80, by far the easiest (and universal) way to determine whether it is vulnerable or not is using telnet. Tutorial that shows how to run Apache Tomcat and Apache HTTP simultaneously on the same server listening to port 80. Coyote is a stand-alone web server that provides servlets to Tomcat applets. Attempts to retrieve the server-status page for Apache webservers that have mod_status enabled. Installing Tomcat 6 with Java 6 and Apache 2. Apache Tomcat provides software to run Java applets in the browser. On some systems mainly XP home we found that port 80 was always blocked. You may want to hack the website and put your advertisement there or grab some database information In this type of hacking, you are playing with the web server’s computer instead of the administrator’s computer. Where is my Tomcat running on my virtual server? 1. In this post I configure a url redirection from HTTP to HTTPS and viceversa using the Apache mod_proxy and the ProxyPass directive. In the end it turned out that besides SQL Server Reporting Service I also had to disable World Wide Web Publishing Service (W3SVC). (It also forwards any http requests on port 80 to port 443. This only happens if I run Rstudio-server from behind Apache, if I let Rstudio-server expose its own webserver to port 80 without a proxy, the app opens and works correctly. html will not be proxied through but will instead be served by the Apache server as a ‘normal’ page (the! means it won’t be sent through; for more info on the proxypass directive see the apache official documentation. The nmap scan didn't return the version, so that's probably the first thing we'll want to figure out. Last updated on June 30, 2015. To have the Tomcat server itself listen on HTTP port 80, Tomcat would have to run as root since only root can listen on ports below 1024 on Linux. 9 (Win64) PHP/5. By default AMP's web server is configured to listen for https requests on port 443. Now how do I find which port apache is listening on? Thanks. If your site has outgrown the shared hosting solutions it's time to move to the cloud. It is also one of the most secure web servers available. You need only proxy and port number. Problem: SSRS (SQL Server Reporting Services) uses port 80 by default on any server it's installed on. Other instances of Apache or another web server;. After those two were disabled, port 80 was finally available for Apache. 1 on port 80. The linux apache by default listen on port 80 and oracle http server on port 7777. A web page can now be requested using the HTTP protocol (such as the server's web site). Accept the default port, 80, for the port number that the HTTP Server instance uses to process requests or type a unique port number, then click Next. Therefore, when non-administrators wished to run their own web servers on machines which might already have a server running on port 80, or when they were not authorized to run services below port 1024, port 8080 was often chosen as a convenient place to host a secondary or alternate web server. It is the common configuration required to run most of the web applications. The intranet webserver server is not ordinarily contactable or even route-able from the Internet at large. Select the file, click Open, and click Execute. How to run IIS and Apache on same machine on port 80? Here is the solution. HOW does your OS know which server to contact with a port 80 request - internally OR externally? Play "pick a port" and go. Suatu waktu kita punya server windows yang sudah include fitur web IIS maupun sqlserver. The port can also be changed if the Listen directive for that port is defined within the main httpd. If you would like to force HTTPS only for certain webpages, you can use the following set of directives:. 4 vulnerabilities. This page lists all security vulnerabilities fixed in released versions of Apache HTTP Server 2. The very first step is to determine whether your web server is accessible on TCP port 80 (HTTP). Tutorial that shows how to run Apache Tomcat and Apache HTTP simultaneously on the same server listening to port 80. You have to configure apache to accept HTTPS (443) connections. And change it to a random number of your choice, for example 8090. These holes can allow an attacker to gain either administrative access to the website, or even the web server itself. How to install Apache 1. The Apache web server is one of the most popular and powerful web servers in the world. Any server machine makes its services available to the Internet using numbered ports, one for each service that is available on the server. Changing Apache's default port. The following are the most important linux port numbers you should know if you are running a linux vps or dedicated server. I run Apache and IIS on Windows and prefer a server switching method so only one application listens on port 80 at any time. Many Web servers, including Apache, listen by default to Port 80 on all IP addresses received by the host. By default AMP's web server is configured to listen for https requests on port 443. Port 80 obviously not on my server I am installing on as I formatted the disk. Apache typically is started with root privileges in order to listen on port 80 and 443. I knwo it's not the default port 80. To view the netstat command output: Open a command prompt as an administrator. Conclusion. You will definitely need to stop the service that is currently using port 80 if you want Apache to use port 80. It's a lot to type, but google is your friend. In a CentOS 7 server, many services like that should be installed. Basically you load the ideal domains all on the main server listening on port 80 (IIS server in your case), and create an index. I've just successfully setup a subversion repository using ssl on the standard port 443, and would like to not be serving anything at all on the normal port 80. 9 and redirect to port 80. Proxy Server List - this page provides and maintains the largest and the most up-to-date list of working proxy servers that are available for public use. This port is defined for HTML traffic along with the more often used port 80. 29 (Ubuntu) Server at 178. By restarting all those services the Apache was unable to run once again. First add your port 80 rule with a following linux command:. LOL!!! This is actualy for my sch project. Some broadband routers (Linksys, etc. I am not sure if this is the right list for this. 3 web server on Windows Apache is the most popular web server and it can be installed on Windows to create a web development environment to host local websites coded in PHP and MySQL. then from under that the VHosts are delegated. Then, for Skype, I disabled possible Port 80 use. conf don’t both include this directive. yo ucan always add a new port the vhosts for any domain. When I start Controller and click Start Apache, the controller program seemingly locks and Windows shows "Not Responding" in the title bar. By default Apache web server run on port 80, which is port use by the HTTP protocol. nmap report port 80 is filtered. By default httpd listens on TCP port 80. I've pointed both virtual servers to the same directory to eliminate a permission problem. To access GeoServer through port 80 the usual procedure is to use mod_jk to forward requests to machine:80/geoserver to localhost:8080/geoserver. Port 80 is the port number assigned to commonly used internet communication protocol, Hypertext Transfer Protocol (HTTP). Important: If PaperCut appears unresponsive on port 80 or 443 after enabling this, test access from the server itself. This disambiguation page lists articles associated with the title Port 80. Configure HTTPD To Listen on Multiple Ports Multiple ports can be configured via Listen directive under Apache web server. It said the service started just fine, but then when I tried to start the apache service, it didn't start. First, I don't have IIS, SQL Server Reporting Services installed. Whether it is Apache Tomcat 5 or Tomcat 6, by default Apache Tomcat runs on port 8080. TCP ports 80 and 443 are most typically used for report server access. Click on proxy then go to the options tab. I am trying to change the default Apache port from the number 80 to the 8090. This firewall is often automatically configured so that access to programs will be allowed. And Varnish will be running as the reverse proxy on HTTP port 80. The Apache web server is one of the most popular and powerful web servers in the world. Here is the first how to I came across, but there are plenty out there. 9 (Win64) PHP/5. Firewalls are put off. Metasploit modules related to Apache Http Server version 2. Tomcat-Apache HOWTO. Coyote is a stand-alone web server that provides servlets to Tomcat applets. For example, if a server machine is running a Web server and an FTP server, the Web server would typically be available on port 80, and the FTP server would be available on port 21. 11 onward you’ll need to do the following to use a local web server:. See also TCP ports 80,81,8443. Apache is a widely-used web server that is distributed under “open source” license. I have an Apache server running. Note: TCP Port 80 is open for outgoing communications by default in most firewall software. Posted on October 16, 2012 by Charles. When I was starting the services from the wamp icon available in the system stray, I noticed the apache service was not running, when I tested the port (through the test port 80 option available in the apache block), I noticed the following message: Your port 80 is actually used by Server: Microsoft-HTTPAPI/2. How to change Apache Port Number on a cPanel Server. If your server is not using port 80 for any other server (APACHE, IIS), you can change the default port of your Apache Tomcat server to port 80 by editing the. 8027-8031 : 8032 Distributed SCADA Networking Rendezvous Port. 2, mini_httpd benchmarks at about 90% the speed of Apache. Apache binds to port 80 by default. JIRA Server with SSL Behind Apache Reverse Proxy Not Working Dalectric Mar 30, 2014 I'm trying to get JIRA setup behind an Apache reverse proxy where the connection to Apache is via SSL and then the connection between Apache and JIRA is http. How to Set Up IP and Port-Based Virtual Hosting (Vhosts) With Apache Web Server on CentOS 7 Now, you need to allow the Apache port 80 and 8080 using FirewallD. This tutorial will explain how to install and configure a basic and secure Apache web server in CentOS 7. I am an absolute Apache n00b (only messed with lighttpd before), and am a bit overwhelmed with the configuration options. I am not sure if this is the right list for this. Common alternative HTTP port used for web traffic. Other instances of Apache or another web server;. My Wordpress stopped working after I changed Apache server's port number. com is my one of the domain and my host name is also different. Does is make sense to run Tomcat on 80 anyway?. x server and an Apache 2. Jack Wallen responds to TechRepublic readers' questions about how to configure Apache and Apache 2 to use a port other than port 80. If you change the Apache HTTP port number on a Central Server, ensure that you change the port number on all its child servers by running the pw configwsroles command on the central and child servers. These holes can allow an attacker to gain either administrative access to the website, or even the web server itself. To make the server accept connections on port 8090 for a specific interface, just include the corresponding network interface's IP address as shown below. After you have a default installation of SLES the Apache web. It has been closed. A detail page will show what is using the port. - Craig Sirkin Jun 20 '13 at 16:47. Most people run Tomcat behind another Webserver (like Apache), hence Tomcats connector documentation and the default configuration of Tomcat deal with that situation. The nmap scan didn't return the version, so that's probably the first thing we'll want to figure out. A lot of search engines will assume you are running a Microsoft server and run programs they expect to find. Port 80 is using Server-Microsoft HTTPAPI/2. Based on the Linux distro you use, the user could be one of the following: nobody, www, apache, www-data, or daemon. I currently use port 443 for SSH and 80 for HTTP. htaccess file in your site’s document root. Apache Subversion (SVN) is a widely used version control solution which helps in storing files of various versions, like source code and documents. TCP ports 80 and 443 are most typically used for report server access. Did a default install of apache on centos 7. Click File, Open, File and browse to the DefaultAgentPort. For instance, Skype uses Port 80. These holes can allow an attacker to gain either administrative access to the website, or even the web server itself. This section of the guide explains the basics of Apache logging including the types of logs generated by Apache. 21 comments on " Apache "Optionsbleed" vulnerability - what you need to know I just tested this on a fresh digitalocean server Apache/2. Therefore, when non-administrators wished to run their own web servers on machines which might already have a server running on port 80, or when they were not authorized to run services below port 1024, port 8080 was often chosen as a convenient place to host a secondary or alternate web server. If you web server is listening on port 80, by far the easiest (and universal) way to determine whether it is vulnerable or not is using telnet. Make sure that the port that you will use is a free port and not already taken by other services. js and Apache together", but my frame is that I want to run a small Node. The user accesses to your website via port 80, and it will be redirected to port 8080. If you have have duplicate entries, Apache will yell at you. You may want to hack the website and put your advertisement there or grab some database information In this type of hacking, you are playing with the web server’s computer instead of the administrator’s computer. A web server like Apache by default works on port 80. Ngrok tunnels locally running services from a Public URL. We use cookies for various purposes including analytics. Can't send jpegs - get this message: Apache/2. Some broadband routers (Linksys, etc. This page lists all security vulnerabilities fixed in released versions of Apache HTTP Server 2. It said the service started just fine, but then when I tried to start the apache service, it didn't start. The very first step is to determine whether your web server is accessible on TCP port 80 (HTTP). NET Core web app running on Kestrel server. The main configuration file is usually named httpd. Resolving the problem To enable port 443 to use SSL while port 80 is non-SSL, do the following (to have a potentially associated WebSphere Application Server accept port 443 read Rochester Support Center document N1013078, How to Enable. First, I don't have IIS, SQL Server Reporting Services installed. In port number type in 80. It's already installed, but it's disabled on a default Apache installation. Adding the following Directives in the VirtualHost configuration of our Proxy Server 1 (192. WAN Administration can (and should, in most cases) be disabled using routers web-based administration interface. After installing Apache HTTPD web server or Microsoft IIS Internet Information Services web server, or any other application software or service and daemon that requires to open and listen to port 80 (HTTP) or port 443 (HTTPS SSL), it’ll be a surprise if some other application or processes have stolen, used and occupied port 80 and/or 443. Configuring a Custom URL Base in Artifactory. I am an absolute Apache n00b (only messed with lighttpd before), and am a bit overwhelmed with the configuration options. 2) lancer apache sur le port 80. Proxy Server List - Proxy Servers with Port 80. How to avoid attacks on Web server; Hacking Activity: Hack a WebServer; Web server vulnerabilities. But for security reasons this is not recommended. Make sure that your apache. Both my workstation and server are on the same lan segment and can ping each other (and I can ssh into the server from my workstation without issues). Apache, the world's widely used web server software, has been a victim of notorious vulnerabilities time and again. The project aims to provide the latest production/stable versions of Apache, MySQL, PHP, Adminer, MiniPerl, MongoDB, SQLite, and Alternative PHP Cache (APC) to boost server performance. 152 so both servers can use port 80. This article will help you to you to configure Apache and Internet Information Server(IIS), so that you can run each of these simultaneously on same Windows PC. This change takes affect immediately after and I can correctly browse to websites using the new port. But if you want it to listen on the default port TCP/80, the parent process must be running under root. Then, for Skype, I disabled possible Port 80 use. So using a separate web server on a different port would not be a smart idea unless you are running a hidden website, which would better be accommodated by using some sort of user authentication procedure. One of the Apache WEB Server Module is a proxy module, allowing reverse proxy operations. I want to configure apache to listen on port 8079. I have an Apache server running on one of my machines on the LAN and I have assigned it a static IP on the LAN. Shutdown the WWW server with util W; Stop Apache server (as UNIX user aleph) apcb setenv PDS_PORT 80. That's bad since Apache usually works with specific ports (I mean 80, some use 8080, and 443), but I didn't find other way to get the Apache firewall rules to work. This tutorial explains all the steps of virtual host configuration and testing of it for successful configuration. RCN's internet service blocks incoming traffic on port 80. Apache won’t start on XAMPP? If Apache cannot or fails to load, it is probably another software using the same port 80.