Take IIS Backup in sharepoint server

Step1: Start --> Administrative Tools-->IIS Manager 
Step2: Right Click on Computer Name --> All Tasks--> Backup/Restore 
Step3: Click on Create Backup 
Step4: Name the Backup File and make the backup file password protected 
Step5: Done!! 
Step6: Check the Backup file in C:\WINDOWS\system32\inetsrv\MetaBack it will be in 2 names . 
Step7: to restore them Click on Restore option