open source softwares configurations

External Proxy Server for Mikrotik - fazar.net External Proxy Server for Mikrotik Mikrotik routerboard has a built-in proxy in it, but it has main constraint : very limited storage capacity. Therefore, most network administrators whom using mikrotik will use an external proxy to overcome this constraint. Here you can found an easy ways to implementing external proxy server for Mikrotik. Squid is the most widely used proxy daemon for linux (including its derivative such as lusca). Some several advantages in the implementation of external proxy are : Easy to adjust the configuration to suite your needs The use of access control lists (ACLs) that can be used for specific purposes Squid (especially version 2.7) can be “armed” with a url redirector. In some condition, url redirector can be used to force squid to cache dynamic content (such as Youtube videos). Greater storage capacity as the general computer or server use the harddisk as data storage. In this p...

How To Remove Ubuntu’s Password Keyring UPDATE: This post is almost 2 years old now and the method described below is somewhat obsolete (but still works). Borrowing from the comments posted below, do the following to remove the keyring in a more simple fashion: 1) Go click Applications > Accessories > Passwords and Encryption keys 2) The should be entries there listing an array of keyring password. 3) Right click on them and select change password 4) Enter the old password if you have one then leave the new password blank. (A warning message should appear) I’ve not done this personally (I haven’t had to) but if I’m guessing correctly, the “warning message” mentioned above in step 4 is likely the same warning message pictured below, asking if you are sure you want to use “Unsafe Storage”. You can read more about what this means below. —————-[Begin old post]—————- I would have made the title of this post “How to remove the Keyring password manager in Ubuntu Linux” b...

Installing & Configuring VSftpd Installing & Configuring VSftpd Applicable to Centos Versions: Centos 5.x Centos 6.x Requirements Explanation of requirements. Root access to your server Server running Centos 5.x or 6.x Doing the Work Basic description of what will be done and what is expected. Install VSftpd and add a user: yum install vsftpd useradd ftpuser passwd ftpuser Configure VSftpd: vi /etc/vsftpd/vsftpd.conf Change these options to your liking, when finished making any changes here, restart the vsftpd service so they take effect. # Example config file /etc/vsftpd/vsftpd.conf # # The default compiled in settings are fairly paranoid. This sample file # loosens things up a bit, to make the ftp daemon more usable. # Please see vsftpd.conf.5 for all compiled in defaults. # # READ THIS: This example file is NOT an exhaustive list of vsftpd options. # Please read the vsftpd.conf.5 manual page to get a full idea of vsftpd's # cap...

Native VLAN Mismatches   Error#1   Lets assume that one of the workstations on the network (PC 5) cannot connect to the internal web server WEB/TFTP, lets use the figure below as an example of a switched network, the first place you start will be at the Switch 2 to check if VLANs are properly configured. Looking at the diagram, switch port fa0/3 on Switch 2 is configured as a trunk port.                                                                                                   ...

 Daloradius server config #yum -y update #reboot #yum -y install wget vim ntp man #ntpdate pool.ntp.org #yum -y install httpd mysql mysql-devel mysql-server php php-mysql php-gd php-imap php-ldap php-odbc php-pear php-xml php-xmlrpc \ #yum -y install freeradius freeradius-mysql freeradius-utils #setenforce 0 chkconfig httpd on chkconfig mysqld on /etc/init.d/httpd start /etc/init.d/mysqld start #mysql_secure_installation  mysqlpwd #####Disallow root login remotely? [Y/n]n#####press 'n' # iptables -F # vi /var/www/html/test.php <?php phpinfo(); ?> PHPmyadmin cd /var/www/html/ wget your-phpMyadmin.tar.gz tar -zxvf your-phpMyadmin.tar.gz mv your-phpMyadmin phpmyadmin cd phpmyadmin cp config.sample.inc.php config.inc.php vi config.inc.php $cfg['Servers'][$i]['auth_type'] = ¡®http¡®; #/etc/init.d/httpd restart #vi /etc/raddb/users testuser Cleartext-Password := "testpassword" #radiusd -X #radtest testuser testpassword localhost 1812 testing123 ####...

How to configure FreeSWITCH with iCall This quick tutorial will talk you through installing FreeSWITCH, setting up iCall as a gateway, and configuring outbound and inbound services. For the purposes of this walk through, we'll assume that you're using a Linux-based system. For Windows, FreeBSD, or OSX - all instructions other than the basic installation process are identical. Getting FreeSWITCH To download and install FreeSWITCH, perform the following. Note that the uncompressed directory name will change depending on the build version. # wget http://latest.freeswitch.org/freeswitch-1.0.5-latest.tar.gz # tar zxvf freeswitch-1.0.5-latest.tar.gz # cd freeswitch-1.0.5-XXXX # ./configure # make # make install FreeSWITCH should now be installed in  /usr/local/freeswitch . Making some basic changes By default, FreeSWITCH puts its "external" SIP profile on port 5080. While technically it will work fine, it's a bit confusing. At iCall, we default to 506...

If you are using the DEB version of webmin, first download the file from the  downloads page  , or run the command : wget http://prdownloads.sourceforge.net/webadmin/webmin_1.590_all.deb then run the command : dpkg --install webmin_1.590_all.deb The install will be done automatically to  /usr/share/webmin , the administration username set to  root  and the password to your current root password. You should now be able to login to Webmin at the URL http://localhost:10000/ . Or if accessing it remotely, replace  localhost  with your system's IP address. If Debian complains about missing dependencies, you can install them with the command : apt-get install perl libnet-ssleay-perl openssl libauthen-pam-perl libpam-runtime libio-pty-perl apt-show-versions python If you are installing on Ubuntu and the  apt-get  command reports that some of the packages cannot be found, edit  /etc/apt/sources.list  and make sure the lines ending with...