Issue was due to an incorrect configuration. VLAN-ID can only be specified on tagged ethernet interfaces.In the above configuration, "interface irb.4064" has "vlan-id 4064" configured and hence the errors. Removing the incorrect configuration will resolve the issue root@CE11_RE# show | compare [edit interfaces irb]+ unit 4063 {+ description :TRANS:VIDEO:ENT-Remote-PHY:;+ vlan-id 4063;+ family inet {+ address 10.0.0.1/28;+ address 172.16.0.1/28;+ address 192.168.0.1/27;+ }+ }[edit]root@CE11_RE# commit check [edit interfaces irb] 'unit 4063' vlan-id out of range (0..1023)error: configuration check-out failed[edit]root@CE11_RE# delete interfaces irb unit 4063 vlan-id [edit]root@CE11_RE# commit check configuration check succeeds