Linux forgot Password and modified IP address solution

LINUX System Reset Root method of Password:

This afternoon a new 4 probe equipment, but do not know the number of probe device login password. These devices are installed with the Redhat system, and other Linux operating system to initialize the password method is not the same, later Wei Jianwen in Baidu Search for a method, we groped for a long time, pro-test, feasible ~ for everyone to reference:

1, start the system, press the E key to enter the Grup management interface

2, select the second option, and then press E to enter the editing state.

Input: kernel/vmlinuz-2.6. -194. El5 ro root=/dev/volgroup00/logvol00 rhgb=/single

The Scarlet Letter part should be based on the specific Linux The version number is set to enter Grup status is displayed after the

1, enter, press B to enter the start state

2. When the # sign appears, enter passwd root and return

3, enter two times new password, reboot restart

LINUX System Settings IP Address method:

1. Open terminal, enter setup

2. Cursor Location "Network Configuration", press ENTER

3. Cursor position "Edit Devices", press ENTER

4, select Eth0 Network card, press ENTER

5. Enter the static IP, netmask and default gateway IP, then tap OK to save the configuration

6. Cursor Location "Edit DNS Configuration", press ENTER to set the domain name

7. Enter primary DNS, then click OK to save the relevant configuration

To restart the network card:

In the terminal interface input:/etc/init.d/network restart

Linux forgot Password and modified IP address solution