Exam JN0-102 topic 1 question 73 discussion

-- Exhibit --
[edit interfaces ge-0/0/1]
user@router# show
unit 100 {
vlan-id 100;
family inet {
address 10.1.1.1 /24;
}
}
[edit interfaces ge-0/0/1]
user@router# commit check
[edit interfaces ge-0/0/1]
'unit 100'
Only unit 0 is valid for this encapsulation
error: configuration check-out failed
-- Exhibit --
Referring to the exhibit, you are unable to commit the configuration for the ge-0/0/1 interface.
What must you do to commit the configuration?