Author: lc-root

Seven Layers of the OSI Model

Seven Layers of the OSI Model

The Seven Layers of the OSI Model 7 Application Network Process to Application   Provides network services processes to application processes (such as electronic mail, file transfer,…) Provides user authentication         6 …
FreeBSD Wallpaper

[UNIX FILE] /etc/services (Default Port Numbers)

/etc/defaults/rc.conf Here is the original FreeBSD /etc/services file # /etc/services: # $Id: etcservices.txt,v 1.2 2005/12/18 13:54:31 francis Exp $ # # Network services, Internet style # # Note that it is presently the policy of …
Linux, UNIX Directories

Linux, UNIX Directories

Linux directory structure Mount Point Explanation / Root directory /bin Main program /boot Used at boot /dev directory Where the registered user devices (modem, mouse, keyboard, etc.) /etc Configuration files /home Home directories of users, …
Transfer of static routes to DHCP

Transfer of static routes to DHCP

Write in the main section of the configuration file of DHCP server: option ms-classless-static-routes code 249 = array of unsigned integer 8; option rfc3442-classless-static-routes code 121 = array of unsigned integer 8; add this in …

IPv6 Configuration on Ubuntu Linux [HowTo]

We have Ubuntu 8.10 Intrepid Ibex Server Edition, coming out to the network via PPP and working with the intranet IP through NAT. Task: to give him a real, white IPv6-address, and make its IPv6-based …
IPv6 Configuration on FreeBSD

IPv6 Configuration on FreeBSD

So, it’s time to make the IPv4-IPv6 gateway, to walk in “another Internet”, to whom he will soon. GO and register at http://go6.net/4105/register.asp The kernel supports IPv6, ie it built with options INET6 (GENERIC kernel …