PAM Radius Module allows any PAM-capable machine to become a RADIUS client for authentication and accounting requests. The actual authentication will be performed by a RADIUS server. The freeradius can be used for radius server. Download the PAM Radius Module To download the PAM Radius module, click here. Installing & configuring PAM Radius Module To…
Configure Dropbear SSH server SSH server can’t work independently, it require SSH server (like dropbear) to run. Dropbear require libz & libcrypto to run, so please first install them (if not install already). To install the dropbear SSH server, follow the steps given below. -bash-3.2# tar –xvf dropbear-0.52.tar.bz2 -bash-3.2# cd dropbear-0.52 -bash-3.2# ./configure -bash-3.2# make…
Prepare the rp-l2tpd Server To configure the rp-l2tpd VPN server, we need a Linux system with least of two network interfaces. I use CentOS 5 Linux operating system for my VPN installation. You can also use other Linux’s flavors, but avoid using Fedora Core 8. Fedora Core 8 has some bug in pppd that doesn’t…
L2TP (Layer 2 Tunneling Protocol) L2TP (Layer 2 Tunneling Protocol) is a tunneling protocol used for VPN. It uses the UDP port 1701 to communicate. It doesn’t have any encryption, but we can encrypt the L2TP packets by using it with IPSec. For theoretical information on L2TP you can visit its Wiki. In Linux, you…
What is LDAP? I am not going to define LDAP very deeply. Simply, it is a lightweight version of Directory Access Protocol (DAP), which is a part of X.500, a standard for directory service in a network. Overview LDAP can be used for different purposes. Some people use it for maintaining their centralized email address…
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