From what you describe in your previous post it looks like you have a network that isn't set up correctly.
You need to post some details in order for us to help you:
- Which CentOS version are you using (
# cat /etc/*release* )?
- Are you running CentOS from a virtual machine?
- Can you post the output of the following 2 commands (as root user):
Code:
# system-config-network-cmd -e | grep -v HostsList
# cat /etc/hosts