Useful firewall commands

Some useful firewall commands: esxcfg-firewall -e ntpClient Open port 123 for the NTP Client to allow synchronization with an external time source esxcfg-firewall -BlockOutgoing Block all outgoing ports which have not been explicitly opened, also -BlockIncoming esxcfg-firewall -AllowIncoming Allow all incoming ports, also -AllowOutgoing esxcfg-firewall -e sshClient Open port 22 for the SSH Client to allow communication with putty and other… More information...