COODTEC

setting eth0 interface with static IP address

coodtec — Tue, 06 Apr 2010 19:15:28 +0000

sudo nano /etc/network/interfaces

# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).

# The loopback network interface
auto lo
iface lo inet loopback

# The primary network interface
auto eth1
iface eth1 inet dhcp

auto eth0
iface eth0 inet static
address x.y.z.a
network x.y.z.a
netmask 255.255.255.255

find ubuntu server version

coodtec — Tue, 06 Apr 2010 19:09:09 +0000

cat /etc/lsb-release

Sniffer tool in Ubuntu

coodtec — Mon, 08 Feb 2010 16:12:13 +0000

Wireshark is a network “sniffer” tool,

install it:

Applications –> Ubuntu Software Center –> Wireshark

Running:

ALt-F2 –> gksu - u root wireshark

drupal login URL

coodtec — Tue, 10 Nov 2009 15:45:58 +0000

http://website.com/?q=user/login

How To Show Line Number in nano

coodtec — Mon, 09 Nov 2009 23:26:15 +0000

nano -c

Cannot load mcrypt extension. Error. ubuntu

coodtec — Mon, 09 Nov 2009 22:52:47 +0000

phpMyadmin start with this error message:

Cannot load mcrypt extension. Please check your PHP configuration. ubuntu

Solution:

sudo apt-get install php5-mcrypt
sudo /etc/init.d/apache2 restart

Error: unable to resolve host

coodtec — Mon, 09 Nov 2009 19:42:55 +0000

/etc$ nano hosts

/etc$ nano hostname

Check both, they need has same hostname

install webmin in ubuntu 9.10

coodtec — Fri, 06 Nov 2009 21:38:03 +0000

1. download webmin

wget http://prdownloads.sourceforge.net/webadmin/webmin_1.490_all.deb

2. prepare dependencies

sudo apt-get install perl libnet-ssleay-perl openssl libauthen-pam-perl libpam-runtime libio-pty-perl libmd5-perl

3. install webmin

sudo dpkg --install webmin_1.490_all.deb

4. login webmin

https://192.168.1.6:10000/

configure second netword card in Ubuntu

coodtec — Fri, 06 Nov 2009 20:50:54 +0000

1. check hardware:

lshw

*-network:1 DISABLED
description: Ethernet interface
product: 3c905C-TX/TX-M [Tornado]
vendor: 3Com Corporation
physical id: 11
bus info: pci@0000:00:11.0
logical name: eth1
version: 78
serial: 00:01:02:46:d1:93
width: 32 bits
clock: 33MHz

2. configure interface

sudo ifconfig eth1 192.168.3.6 netmask 255.255.255.0 up

test it, OK!

3. save configure

sudo nano /etc/network/interfaces

# The Second network interface
auto eth1
iface eth1 inet static
address 192.168.3.6
gateway 192.168.3.1
netmask 255.255.255.0
network 192.168.3.0
broadcast 192.168.3.255

Clean ssh login cache

coodtec — Fri, 06 Nov 2009 19:59:51 +0000

~$ cd .ssh
rm known_hosts