Multiple IP:

ifup eth0

ifquery

vi /etc/network/interfaces

ip address show eth0 ifconfig eth1:1 hw ether 00:01:02:03:04:05

install iproute2

ip link add link eth0 address 00:11:22:33:44:55 virtual0 type macvlan

nm-tool ifconfig eth0 inet6 add 2001:db8:bad:a55::2/64 #Manual entry instead of /etc/network/interfaces file

ip -6 address show eth0

Note:specify localhost to connect over a UNIX-domain socket, and specify 127.0.0.1 to connect over a TCP socket.

ssh ftp server: sudo apt-get install openssh-server

vi /etc/ssh/sshd_config # id necessary

sudo service ssh restart

no space left on device df shows free space Verify the system has free inodes available: root #df -i

Localtime:

dpkg-reconfigure tzdata

Bridge utils on Linux: (to have multiple mac adresses on one ethernet to have multiples ips to rn DNS servers)

apt-get install bridge-utils

brctl show brctl addbr testbr0 Create TAPS brctl showmacs testbr0".

sudo add-apt-repository ppa:klaus-vormweg/ppa

sudo apt-get update

sudo apt-get install bluefish

apt-get install cscope