Juniper Ex4200 Configuration Manual -

set interfaces ge-0/0/0 unit 0 family inet address [IP/MASK] . Configure VLANs: Define VLAN: set vlans [VLAN-NAME] vlan-id [ID] .

If an error occurs, rollback 0 reverts to the last committed state. Juniper Ex4200 Configuration Manual

To begin configuration, connect to the device via the console port or a management PC. set interfaces ge-0/0/0 unit 0 family inet address [IP/MASK]

You must set a root password before you can commit any changes: set system root-authentication plain-text-password . Juniper Ex4200 Configuration Manual

Type cli to move from the shell to operational mode, then configure to enter configuration mode. 2. Essential System Configuration