This comes up every now and then, and it is one of those commands that is hard to remember. There are a number of ways to do this, but this one is easy. It has to be run by root, though. netstat -lnptu | grep theportnumber
Generally, it is a bad idea to allow regular users on a linux server. OpenSSH provides directives to control who does and does not have access via ssh: AllowUsers AllowGroups DenyUsers DenyGroups Any one of those directives can be used. AllowUsers and AllowGroups is defined as “allow only the users or the users of the
KVM (Kernel Virtual Machine) under Linux is an excellent virtualization environment yet it is still lacking in some areas. To manage your virtual machines, there isn’t a single management interface, so you are left with using Virt-manager which can be a bit of a pain. RHEV (ovirt) has some promise as it is a solid