It still doesn't work, but atleast now I know where to look. By default all keepalives are disabled when using HTTPS with MSIE. How to optimize Apache performance If you turn off KeepAlive fewer apache processes will remain active. md) Lucas Nussbaum systemd 1 / 40. conf or httpd. A sample etherpad-lite plugin for authenticating Etherpad-Lite pads using OpenID Connect as implemented by the Apache module mod_auth_openidc. Dear Pleskians! We would appreciate hearing your feedback on the new Plesk Obsidian feature 'Move domains between subscriptions'. Please email the sage-support email list if you have any questions. The only software we are > running on this server is WeBWork, an online math homework > system. The Problem How to install Apache HTTP Server with a good baseline configuration file starter. enable ns mode CKA. 1 GCC mitigation 2. Enabling MQTT over NIO. As for active sites, Apache held about 44% share followed by NGINX at 21%. apache2: Could not reliably determine the server's fully qualified domain name, using 127. 1 For our example purposes, we only deployed one node responsible for collecting and indexing data. SSL Overview. In the following steps we explain how to configure Apache to handle these requests and forward to Tomcat application server using the AJP13 protocol. Client keep-alive resolves this issue by keeping the connection between the client and the appliance (client-side connection) open even after the server closes the connection with the appliance. We tried a lot of things and we have always the same problem. KeepAlive Use "KeepAlive On" to. Basically just follow the steps in the video in the beginning of setup, it clearly demonstrates steps from sign up to deploy the image. Enabling HTTP Keep-Alive or HTTP persistent connections allow the same TCP connection to send and receive multiple HTTP requests, thus reducing the latency for subsequent requests. If not specified, this attribute is set to 10000 (10 seconds). Configure Apache KeepAlive settings. This was done on Ubuntu Dapper and should. It defaults to 100. % sudo apt-get install apache2 The configuration files are located in /etc/apache2 and the default document root is in /var/www. 1 Hello Service. The value can also be a double quoted string which will enable attachments as the default and set the value as the boundary. 1 About Keep-Alive Connections. ii php4-domxml 4. In order for NTLM authentication to work, it is necessary to enable keepalive connections to upstream servers. In the following steps we explain how to configure Apache to handle these requests and forward to Tomcat application server using the AJP13 protocol. Enabling MQTT over NIO. This is an automatically generated reference list of the uWSGI options. This article describes how to change the default HTTP keep-alive value in Microsoft Internet Explorer. cf # # keepalive: how many seconds between heartbeats # keepalive 2 # # deadtime: seconds-to-declare-host-dead # deadtime 10 # # What UDP port to use for udp or ppp-udp communication? # udpport 694 bcast eth0 mcast eth0 225. After install make sure you restart apache for the changes to take effect $ sudo service apache2 restart HANDLING ERROR SCENARIO: If you get the following errors. Set to false to enable --no-show-forced-updates in git-fetch[1] and git-pull[1] commands. It is intended to be used with an Agile development methodology that is used by web developers for rapid development. 21 with APR 1. hello, i'm no expert on apache configs by a long way but there is a page about the options directive here --> core - Apache HTTP Server good luck!. conf but doesn that using HTTP/1. Almost 70% of the web servers on the Internet are using Apache. Enable wsgi module; sudo a2enmod wsgi. Enable CORS in Apache To enable Cross-Origin Resource Sharing (CORS) in Apache you'll need to set at least one HTTP header which changes it (the default behaviour is to block CORS). On CentOS this file is called httpd. Apache enables Keep-Alive connections by default, however you can explicitly turn them on by adding the following line to your httpd. Edit file /etc/default/saslauthd , and change START= no to START= yes , then restart saslauthd. Kurulumunuza bağlı olarak, bir tonluk bir çıktı veya çok fazla bir şey elde edemezsiniz. Firefox supports http/2 completly [5] since version 36. While Apache2 HTTP Server is still the king of web servers and still runs majority of the websites and blogs in use today, Nginx is rapidly gaining tractions… and probably the second most popular web server installed, not very far behind Apache2. NET), can use one of the following. LAMP servers enable users to operate both static and dynamic websites. New features include Loadable MPMs, major improvements to OCSP support, mod_lua, Dynamic Reverse Proxy configuration, Improved Authentication/ Authorization, FastCGI Proxy, New Expression Parser, and a Small Object Caching API. 8-util libwww-perl perl-doc libterm-readline-gnu-perl libterm-readline-perl-perl libpod-plainer-perl php5-suhosin libmail-box-perl python-subversion-dbg libsvn-ruby1. Obviously, replace "MODULE" with the name of the module. Enabling MQTT over NIO. Bind9 master-slave setup is designed for failover, however when the primary dns server in /etc/hosts is down, there's a 5 second timeout by default before giving up, and trying the secondary server. Tuning your Apache server to optimize your website. The ACME protocol is by default disabled. A value 100 is good enough for almost any scenario in case of apache2. Enable Keep Alive Apache. Following is a complete guide on howto setup Apache to use FreeRadius authentication module along with DALORADIUS as a front-end. When you run the command, it displays a list of modules available to enable or disable. The proxy_http_version directive should be set to “1. Configure Apache KeepAlive settings. This file specifies where the different Servlet containers are located and how calls should be load-balanced across them. Setting this to -1 will allow an unlimited amount of pipelined or keep-alive HTTP requests. I reinstalled kubuntu 13. It still doesn't work, but atleast now I know where to look. There is one main catch to enabling this in Apache. I have apache2 installed and it is serving up webpages from a virtual host without problems. FastCGI is a protocol for interfacing interactive programs with a web server. % sudo apt-get install apache2 The configuration files are located in /etc/apache2 and the default document root is in /var/www. These instructions should work on any Ubuntu-based distro, including Ubuntu 14. OpenVPN Overview. KeepAlive on Apache is restricted by a few settings (read below) that can be tuned to your use profile. Modul Mendesain Sistem Keamanan Jaringan. Additionally, if you. Disponible en /etc/apache2/ default-server. The default apache mod_proxy workers do not use HTTP Keep-Alive or connection pooling. Going through this unusual phase of acceptance testing in the life of a developer I tried to figure out why the hell Testing is so important when even after dumping hours and hours of efforts runninig millions of cases can't help you in delivering a stable. It produces highly detailed, easily configurable usage reports in HTML format, for viewing with a standard web browser. I know I'm going to need to do a bit of customising, but I've struggled a bit with understanding what's going on with the various SSO tutorials. In the following example, we're going to be setting this HTTP header inside. htaccess file Browsing or indexing is an option that allows the contents of a directory to be displayed in the browser when the directory does not contain an index page. HTTP Keep-Alive or HTTP persistent connection is an concept for sending and receiving multiple HTTP requests and responses in single tcp connection. Keep-Alive-Timeout: It defines the number of seconds that Apache waits for a subsequent request before Apache closes a connection. You will see that while we can manually open a specific port, it is often easier and beneficial to allow based on predefined services instead. On some Linux distributions you will need to enable the Apache CGI module. There are a variety of tools that can assist in determining if you need to alter resource settings, including the top command and the load-testing program Siege. Most of website speed analyzer recommends to enable Keep-Alive for your site. Apache2 supports http/2 with a special module [4] since version 2. Apache is the most widely used HTTP server on the internet and DreamHost uses it as the default HTTP server for all hosting products. To 000-default. conf, managed with rex driftfile /var/lib/ntp/ntp. This directive setting prevents NTLM authentication. monitor Enable monitoring of the named service. enable = 1 to / etc / sysctl. We have given some ideas about how to gain performance in some Apache tasks such as redirection. Calling /usr/bin/apache2 directly will not # work with the default configuration. # This needs to be set in /etc/apache2/envvars # PidFile ${APACHE_PID_FILE} # # Timeout: The number of seconds before receives and sends time out. 0 clients, Keep-Alive connections will only be used if they are specifically requested by a client. I run a apache webserver with some sites that gets 40-50k a day. All I need is a way to ask the server to terminate its current Keep-Alive connection with the Twitter server so that, for example, I can update the API call with more information and relaunch the connection again. A detailed guide follows after that. Of course you can change this to suite your needs :) # /etc/ntp. Conversely, the body of any JMS Message is converted to a byte buffer to be the payload of an MQTT message. The only software we are > running on this server is WeBWork, an online math homework > system. KeepAlive Off to: KeepAlive On and restart apache (/etc/init. 4, or it's using SuPHP as a handler then Apache IS NOT OPTIMIZED and will never be optimized. a- To enable : KeepAlive On b- To disable : KeepAlive Off 2. Enable keep-alive connections in Apache only when you have enough RAM to keep many connections open. I prefer to use the Event MPM which is an improvement over the Worker MPM. 1; Direct access to the response code and headers sent by the server. Kernel security 3. 이 기능을 정지시킨 상태로 두려면 Off 를 선택한다. I am having an issue getting mobility clients to connect via my debian/apache2 reverse proxy to Lync front end server. Timeout 300 # KeepAlive: Whether or not to allow persistent connections (more than # one request per connection). Use the following example to configure Apache as a your web server. Keep-Alive Connections in Apache Version 2. One key parameter is “Keepalive” which is normally off. Http11Protocol. This is the beginning of our LAMP tutorial series: how to install the Apache web server on Ubuntu. Hello, I've setup a new VPS with DirectAdmin. Add the following Htaccess code to enable Keep Alive and increase page speed using Htaccess (WordPress). After saving the Policy you can run the following commands to activate your firewall settings:. 2-common apache2-doc apache2-mpm-prefork apache2-utils libexpat1 ssl-cert libapache2-mod-php5 php5 php5-common php5-gd php5-mysql php5-imap php5-cli php5-cgi libapache2-mod-fcgid apache2-suexec php-pear php-auth php5-mcrypt mcrypt php5-imagick imagemagick libapache2-mod-suphp libruby libapache2-mod-ruby. so Apache 2. 0 client can only be used when the length of the content is known in advance. #turning ProxyRequests on and allowing proxying from all may allow #spammers to use your proxy to send emails. In this post, I would like to point out some basic ideas about improving performance with an Apache server. 1 OpenSSH in post-prism era 5. 3 the configuration option--enable-track-vars was removed from everything expect php4. was configured on 8009 and he was trying on 14126. After reading it through, I came to the conclusion that the author had no idea what he was talking about. It contains the # configuration directives that give the server its instructions. At the risk of demonstrating my lack of skills; I am running a cent OS server with WHM and recently upgraded Apache to 2. d/ and put new settings there. 0 without keepalive between your proxy and. This issue occurs after you click to select the Enable HTTPS inspection check box. Procedure Step1 ThenetworkadministratorsetsupaDHCPserverinthenetworktorespondtoclientdiscoverrequestswith DHCPoption43,whichcontainstheAPIC. 04 using my face and my webcam [00:00] Celso_: then it's not using the card [00:00] harris face && webcam > dev/null >> harris [00:00] Bluefox83 : but how tha hell is still on?. Now that you’ve installed Linux and secured your Linode, it’s time to start doing stuff with it. Sitting in office and doing AT(acceptance Testing) for a protocol stack. External Apache2 reverse proxy -> "Failed to connect" browser console. , we can achieve the same result by customizing Apache configuration as well. 0 clients, Keep-Alive connections will only be used if they are specifically requested by a client. org, a friendly and active Linux Community. 1 "Via:" headers. Fixing Keepalive with Apache, IE and SSL The following commentary was correct as of Febraury 21, 2009. For better scalability (and performance) you might want to run the MQTT protocol over NIO transport. Install mod_wsgi; sudo apt-get install libapache2-mod-wsgi. Learn How to enable Keep-Alive in WordPress. Calling /usr/bin/apache2 directly will not # work with the default configuration. In order for NTLM authentication to work, it is necessary to enable keepalive connections to upstream servers. Erin, upload your config files to a proper pastebin. Timeout 300 # KeepAlive: Whether or not to allow persistent connections (more than # one request per connection). As you're likely aware, being able to send data securely over a network (especially a public network) is of growing importance. MAX_KEEP_ALIVE_REQUESTS=1 and our performance increases, but this means that http/1. On Debian/Ubuntu, this is done with: sudo a2enmod cgi. It is intended to be used with an Agile development methodology that is used by web developers for rapid development. apt-get install apache2 apache2. Basically just follow the steps in the video in the beginning of setup, it clearly demonstrates steps from sign up to deploy the image. I Ended up following the instructions for SSL in the wiki but then also setting up nginx as a reverse proxy with the following config file (domains/ssl's redacted) - i then setup the nginx certs correctly with the cert and intermediate concatenated together. To enable it, you first need to make sure it has been compiled into your version of Apache. 3 and Apache2. keepalive is a setting pertaining to an Nginx connection to an upstream server — when it acts as a proxy or load balancer. With Keep-Alive function you can use the same TCP connection for all the HTTP requests. If you do the search I was talking about, you would find out that this might have nothing to do with your config files. Type: nano apache2. This means that if the proxied content contains absolute URL references, they will bypass the proxy. This means that you will be able to check your connected socket (also known as TCP sockets), and determine whether the connection is still up and running or if it has broken. 9, if you want to communicate with PHP-FPM over UNIX sockets >= Apache 2. Voici une présentation et mini-tutoriel de nginx, un serveur WEB rapide. The Apache HTTP server has a configuration directive that everyone knows about since Apache 1. Unlike other Apache handlers, filter handlers may get invoked more than once during the same request. Apache's `mod_rewrite` module lets you rewrite URLs in a cleaner fashion, translating human-readable paths into code-friendly query strings. Installing a LAMP server offers more than just high flexibility and low prices: it incorporates robust components that mesh well with one another. KeepAlive On Having said that, if your site is running on a shared host, you probably won't have access to httpd. After install make sure you restart apache for the changes to take effect $ sudo service apache2 restart HANDLING ERROR SCENARIO: If you get the following errors. Instead of opening a new TCP connection every time a brower sends a request, keep-alive connections enable clients and servers to communicate more efficiently and use fewer resources. Do that by setting this option (it can be # specified multiple times). This article describes how to change the default HTTP keep-alive value in Microsoft Internet Explorer. You can ask me to solve any problem with your server for some money in pm. nussbaum@univ-lorraine. It compiled ok (no error). cf # # keepalive: how many seconds between heartbeats # keepalive 2 # # deadtime: seconds-to-declare-host-dead # deadtime 10 # # What UDP port to use for udp or ppp-udp communication? # udpport 694 bcast eth0 mcast eth0 225. Using this plugin etherpad lite can authenticate against Office 365 and other OIDC compatible cloud services. Apache mod_rewrite [P] flag is using the default mod_proxy forward worker (there are two default proxy workers - one for forward and one for reverse proxying). 理想论坛为国内的股票论坛,注册会员已超过100万,并以每月60000人的速度稳定递增,每日页面访问量超过200万,并保持稳定增长的趋势,60分钟在线平均约2万多人,最高记录3万3千多。. For HTTP/1. We have given some ideas about how to gain performance in some Apache tasks such as redirection. With Keep-Alive function you can use the same TCP connection for all the HTTP requests. If you don't enable keepalives during the benchmark, the client creates a new TCP connection for each transaction (and the connection is torn down after the transaction completes). You can set this using the IIS GUI or via a web. apache_timeout: ' 100 ' apache_enable_keepalive: false apache_max_keepalive_request: ' 200 ' apache_keepalive_timeout: ' 300 ' apache_enable_hostname_lookups: true Some of the main configuration directives used by Apache can be overridden by setting any of the above variables. 0 without keepalive between your proxy and. 2% of domains were running the Apache Web Server. sudo a2ensite speedtest. New features include Loadable MPMs, major improvements to OCSP support, mod_lua, Dynamic Reverse Proxy configuration, Improved Authentication/ Authorization, FastCGI Proxy, New Expression Parser, and a Small Object Caching API. Most of website speed analyzer recommends to enable Keep-Alive for your site. It's a case of sac­ri­fic­ing one resource in order to obtain sav­ings in another. To help with that, a 'service httpd/apache2 fullstatus' will show you the number of connections being used by KeepAlives at any one time - indicated with the uppercase 'K'. Can anyone let me know where exactly and in which files do I have to make the changes in order to set the following variables in Apache server 2. * Anthony Mendez: > I also tried enabling mod_rewrite and using that method to disable > HTTP Trace and that did not work either. If you do not specify it in the. apache reverse proxy multiple virtual host. 1 Introduction. For HTTP/1. Put in "KeepAlive on" to turn it on and "KeepAlive off" to turn it off. Here I will tell you how to setup HAProxy HTTP load balancer on CentOS server. When you operate a web server, whether it is a company web site or a shopping site or a blog, you should make sure it supports the. apache reverse proxy multiple virtual host. d/apache2 or apache2ctl. Put in "KeepAlive on" to turn it on and "KeepAlive off" to turn it off. [Jim Jagielski] *) Correct a vulnerability in the Win32 and OS2 ports, by which a client submitting a carefully constructed URI could cause a GP (segment) fault in the child process, which would have to be cleared by the operator to resume operation. keepalive_timeout sets the time an idle keepalive connection stays open. This document provides a more detailed reference. This tutorial will walk you through opening a port in the default firewall in CentOS 7, firewalld. Sometimes the interval between session drops is 24 hours, but on many commodity firewalls, connections are killed after as little as 300 seconds. Header set Connection keep-alive This method should work on most Linux shared hosting providers. 3 and Apache2. I'm trying to figure out how to enable chunked encoding with php over apache2 for a particular page. Run following command as root user in machine you want make tomcat to work on port 80. The only Apache directives that really matter are MaxRequestWorkers, MaxClients(same as MaxRequestWorkers, but for old versions of apache). locknlol Aug 22, 2018 7:41 PM CloudFlare pointing to my external IP address on esxi. After install make sure you restart apache for the changes to take effect $ sudo service apache2 restart HANDLING ERROR SCENARIO: If you get the following errors. The app runs on 64-bit Java 7 Update 1 on CENT OS servers, with an A10 load balancer that sends traffic to the servers. Make sure the system on which Apache will be installed meets the Hardware Requirements for the Load Balancer Node. We used a single-node cluster. For HTTP/1. PidFile /var/run/apache2. Dear Pleskians! We would appreciate hearing your feedback on the new Plesk Obsidian feature 'Move domains between subscriptions'. enableLookups. You can ask your webhost if they can do this for you. 04 and Ubuntu 14. Posts about Varnish written by holarails. Elasticsearch 1. This article provides guidance on how to configure a basic Apache reverse proxy for use in a Small-Scale Hipchat Data Center environment. See # their respective man pages for detailed information. You can access it via SSH by navigating to:. With Keep-Alive function you can use the same TCP connection for all the HTTP requests. 0 clients, Keep-Alive connections will only be used if they are specifically requested by a client. 1 and later, mod_proxy supports pooled connections to a backend server. Apache2 supports http/2 with a special module [4] since version 2. Hi all! Sorry my noob question, i newbe on linux. 理想论坛为国内的股票论坛,注册会员已超过100万,并以每月60000人的速度稳定递增,每日页面访问量超过200万,并保持稳定增长的趋势,60分钟在线平均约2万多人,最高记录3万3千多。. je suis débutant dans le domaine J'ai installé ubuntu server avec apache2 configuré par défaut l'objectif est de pouvoir m'en servir entre autre comme serveur de fichier et d'y installer owncloud par dessus. Description This collective update for Apache provides the following fixes : - Make sure that input that has already arrived on the socket is not discarded during a non-blocking read (read(2) returns 0 and errno is set to -EAGAIN). I have a Java app running on Tomcat 7. At times life really sucks. KeepAlive On # MaxKeepAliveRequests: The maximum number of requests to allow # during a persistent connection. One of the recommendations from GTMetrix was to enable KeepAlive and the box that I hosted on DigitalOcean was CentOS 6. INTRODUCTION. 4 with Apache. Added a function for timing attack safe string comparison. First enable module cache:. While Apache2 HTTP Server is still the king of web servers and still runs majority of the websites and blogs in use today, Nginx is rapidly gaining tractions… and probably the second most popular web server installed, not very far behind Apache2. 0 client can only be used when the length of the content is known in advance. 1 Introduction. #1: How to Configure Apache2 Virtual Host Posted on 2006-03-09 22:28:43 by Ross. d/apache2 or apache2ctl. Upload the certificate files on the server where your web-site is hosted. If you do the search I was talking about, you would find out that this might have nothing to do with your config files. ApacheのKeepAliveの設定および、挙動について質問です。 ApacheのKeep-Alive関連の設定を下記のように設定しました。 KeepAlive On MaxKeepAliveRequest 100 KeepAliveTimeout 10. To enable these four modules, execute the following commands in succession. These are some extra details to avoid confusion: I am not asking about deactivating the K-A function altogether from Apache. The following configuration will only work with Apache 2. It relies on the FilesMatch directive and be placed within the main server config or VirtualHosts. All I need is a way to ask the server to terminate its current Keep-Alive connection with the Twitter server so that, for example, I can update the API call with more information and relaunch the connection again. From my point of view the main difference is that 2. Quick News October 18th, 2019: HAProxyConf - Limited number of tickets still available. systemd Lucas Nussbaum lucas. tld I've been googling this issue quite a bit, and have yet to find any solution. Please email the sage-support email list if you have any questions. a- To enable : KeepAlive On b- To disable : KeepAlive Off 2. Vulnerability Assessment 2. 1 Ciphersuites in Apache2/Nginx 4. 3 and Apache2. Configuring Apache for Maximum Performance. It contains the # configuration directives that give the server its instructions. It provides a highly efficient binary format for high speed messaging. I am wondering if the update to 10. If Keepalive is enabled, it is a good idea to set the the KeepAliveTimeout low (refer to Section 10. To enable Keepalive in Nginx upstream configurations, add the following to your configs. It's still informative, but as of October 23, 2012, the Apache folks have substantially cleaned up their act. sudo systemctl restart apache2 Apache is now ready to act as a reverse proxy for HTTP requests. conf at runtime. htaccess file but I can't get it to work. Clustering Apache Tomcat Failover Probably you’ve already heard about this topic and it’s very simple to apply. 10 comes with 2. 2 sendo que não consigo instalar a versão 1. Share Cluster (session replication). htaccess in Apache web server? An. If you are using KeepAlive, there's a balancing act between KeepAliveTimeout, MaxClients, and server resources. How to optimize Apache performance If you turn off KeepAlive fewer apache processes will remain active. tcp_sack = 0 # Turn off the tcp_timestamps net. Hi all! Sorry my noob question, i newbe on linux. Know­ing how to get the most out of Apache is very impor­tant for a sys­tems admin­is­tra­tor. For more information on how to override built-in attributes to specify custom values, see Overriding Attributes. Filters get invoked as many times as the number of bucket brigades sent from an upstream filter or a content provider. Create Multi virtual host in apache2. tcp_keepalive_time = 1800 # Turn off the tcp_window_scaling net. Making GlassFish v3 Available Using Apache2 and mod_jk worker. But to give an idea, I created a page with 20 CSS files and tested an Apache setup with KeepAlive on and off. The om_odbc output module can be used to insert data into an ODBC database. Posted by Tommy Elmesewdy June 9, 2016 July 1, 2019 Leave a comment on Enable keep-alive in Apache What is keep alive? Keep alive is a method to allow the same tcp connection for HTTP conversation instead of opening a new one with each new request. After ppa:ondrej/apache2 has been added to the repo, make sure you update Ubuntu, then install apache2. This way you will add keep alive headers to your requests which will force the Keep-Alive method on your connection. conf +++++ # The ServerName directive sets the request scheme, hostname and port that. While the content in this guide is still valid for the products and versions listed in the document, it is no longer being updated and may refer to F5 or third party products or versions that have reached end-of-l. NTLM is a proprietary (and not so good) protocol for deploying Single Sign On in predominantly Windows oriented networks (our company network also). Install mod_wsgi; sudo apt-get install libapache2-mod-wsgi. According to the January 2018 Web Server Survey, about 38. For Apache memory has always been a bit of an issue, hence popularity of Nginx and the sorts. php lists all the configurable parameters within ownCloud, along with example or default values. It includes Linux, Apache, MySQL, and PHP and is considered by many the platform of choice for development and deployment of high-performance web applications which require a solid and reliable foundation. In addition, a Keep-Alive connection with an HTTP/1. LAMP setup on Ubuntu 14. # This needs to be set in /etc/apache2/envvars # PidFile ${APACHE_PID_FILE} # # Timeout: The number of seconds before receives and sends time out. 1 "Via:" headers. 0 Unported (see README. 0 client can only be used when the length of the content is known in advance. Keep-Alive is enabled by default in most cases, however, sometimes hosting companies disable Keep-Alive for performance reasons. No mesmo servidor consigo instalar o Novo SGA 0. Set to false to enable --no-show-forced-updates in git-fetch[1] and git-pull[1] commands. Put in “KeepAlive on” to turn it on and “KeepAlive off” to turn it off. For HTTP/1. Hi there, I'm experiencing a different behaviour of apache 2. Apache is a powerful and capable open-source web server, designed to provide a balance of flexibility, portability, and performance. listening-port=3478 tls-listening-port=443 # If the server has multiple IP addresses, you may wish to limit which # addresses coturn is using. use the WebSphere MQ Explorer to enable KeepAlive as described in Enabling TCP/IP KeepAlive on Windows. The YoLinux portal covers topics from desktop to servers and from developers to users. KeepAlive Use "KeepAlive On" to. KeepAlive Off.