To Re setup network in ubuntu server, you will need following commands
ifconfig -a #note the NIC you want to setup
sudo vi /etc/network/interfaces #and put following
auto eth1 #in place of eth1 use the NIC you want to setup
iface eth1 inet dhcp #in place of eth1 use the NIC you want to setup.
Save file and start network
ifup eth1
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*** Warning: This will not confirm if you want to really remove it or not! ***
rm -rf dir_name
We have multiple DCs in our organization for a reason, and we need to access SQL Server hosted on different DC several times. To login into SQL Server using windows authentication I use following:
C:\Windows\System32\runas.exe /netonly /user:<different domain name>\<username of different domain name”> "C:\Program Files\Microsoft SQL Server\100\Tools\Binn\VSShell\Common7\IDE\Ssms.exe"
In Windows 7, I have see this error many times when trying to connect using Cisco VPN Software.

I could resolve the issue by
- Enable Cisco Network adapter
- Diagnose the adapter by option given in context menu
- Disable adapter
- Try connecting to the network again
Update: If above do not solve the problem and surprisingly it wouldn’t sometime! Restart the machine.
my-box:~$ sudo su -
Password:
root:~# cat >> /etc/profile
JAVA_HOME=/usr/lib/jvm/java-6-sun
export JAVA_HOME
root:~#