Linux Learning Notes virtual machine and physical machine communication

Command Page It's in the /dev/pts .

Add IP

IP addr Add 172.25.254.xxx dev eth0

Increase Gateway

Route add default GW 172.25.254.251

View Gateway

Route-n

Physical and virtual machines do not implement communication steps in the same network segment

Brctl Show See if the vnet0 of the virtual machine is loaded onto the physical machine

Brctl addif vnet0 Dev br0

Ip Link Set Dev vnet0 up

Reboot

Create a new virtual machine methods of using snapshots

Qemu-img create-f qcow2-b rhel6-base.qcow2 VM

Mo .....

Soft links

Ln-s cacti-0.8.8h Cacti

Mysql

Mysql 's mysql.sock kit in /var/lib/mysql

Mysql_secure_installation initializing MySQL

to login Mysql-uroot-pwestos with a password

Mysqladmin-pwestos Create cacti creating a user cacti

Show databases; look at the library it owns.

Mysql-pwestos Cacti < cacti.sql Import a sheet

Mysql-pwestos-e "Grant all on cacti.* to [e-mail protected] identified by ' Westos '; "

Create a user to specify that his uid is the specified directory of /var/www/html/cacti

Useradd-u 1000-m-d/var/www/html/cacti Cacti

Su-cacti Switching users

CRONTAB-E Writing Data

when viewing a file Add & can let this process into the background do not occupy your current

in Redhat6.5

When IP is configured , there is no result after network restart or no restart

Cd/etc/udev/rules.d

Delete 70-persistent.rules 70-persistent-net.rules

Retry again

to login Mysql-uroot-pwestos with a password

Grant Select on test.* to [email protected] ' 172.25.49.4 ' identified by ' Westos ' ; Authorized

Rpm-q Service Query rpm-e Service Delete

Scheduled Tasks can be seen in/var/spool/cron

This article is from the "11889001" blog, please be sure to keep this source http://11899001.blog.51cto.com/11889001/1860552

Linux Learning Notes virtual machine and physical machine communication