VPN Mode (Layer 2 or Layer 3) Layer 2 = Use TAP interface, bridge your LAN to VPN Client. VPN client will reside within the same VPN segment. LAN Broadcast will works in this mode. Considered legacy, only Windows vpn client support this method. Layer 3 = Use TUN interface, VPN Client will be given… Read More »
All configuration is performed in Virtual Private Server (VPS). If you have the intention to use VPS, make sure your provider support and enable TUN/TAP module in your VPS container. For the following example, I’m using Ramnode VPS (affiliate link) because of their good support, you can enable and disable TUN/TAP easily on your own… Read More »
The following examples use these addresses: Munin server: 192.184.94.230 (ramnode.advanxer.com) Munin node 1: 192.210.208.175 (bluevm.advanxer.com) Munin node 2: 54.254.177.162 (ec2.advanxer.com) Server side configuration /etc/munin/munin.conf htmldir /usr/share/nginx/www/munin # a simple host tree [ramnode.advanxer.com] address 127.0.0.1 use_node_name yes [bluevm.advanxer.com] address 192.210.208.175 use_node_name yes [ec2.advanxer.com] address 54.254.177.162 use_node_name yes # port 4950 Munin node configuration /etc/munin/munin-node.conf host_name vps.advanxer.com… Read More »
Lab environment/requirement Ubuntu/Debian server Tacacs+ software from Shruberry Cisco Catalyst switches User id: advanxer Password: helloword Enable password: ciscoenable Download and install tacacs+ wget ftp://ftp.shrubbery.net/pub/tac_plus/tacacs+-F4.0.4.27a.tar.gz Extract it tar -zxvf tacacs+-F4.0.4.27a.tar.gz Go into extracted folder cd tacacs+-F4.0.4.27a Install dependencies (if needed) apt-get install build-essential flex bison libwrap0-dev Install tacacs+ ./configure make install Check tacacs+ is installed… Read More »
Objectives Changing hostname Configure timezone Changing hostname nano /etc/hostname nano /etc/hosts Configure timezone dpkg-reconfigure tzdata