On 02/21/12 9:52 AM, Wuxi Ixuw wrote: > A gentle reminder please :) you're asking a lot of very general questions, I think you need a system administrator with experience in the technologies you're deploying, or at least hire a consultant to set it up right for you and spend some time teaching you how to manage it all. there's a lot of documentation available online for securing RHEL/CentOS, such as http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/pdf/Security_Guide/Red_Hat_Enterprise_Linux-6-Security_Guide-en-US.pdf -- john r pierce N 37, W 122 santa cruz ca mid-left coast