Or try to use explicit manipulation for vlan-tags with input-vlan-map and output-vlan-map:
interface ge-0/0/1 flexible-vlan-tagging encapsulation flexible-ethernet-services unit 1020 encapsulation vlan-bridge vlan-tags outer 10 inner 20 input-vlan-map swap-swap vlan-id 100 inner-vlan-id 200 output-vlan-map swap-swap unit 1021 encapsulation vlan-bridge vlan-tags outer 10 inner 21 input-vlan-map swap-swap vlan-id 100 inner-vlan-id 200 output-vlan-map swap-swap unit 1130 encapsulation vlan-bridge vlan-tags outer 11 inner 30 input-vlan-map swap-swap vlan-id 100 inner-vlan-id 200 output-vlan-map swap-swap unit 1130 encapsulation vlan-bridge vlan-tags outer 11 inner 31 input-vlan-map swap-swap vlan-id 100 inner-vlan-id 200 output-vlan-map swap-swap interface ge-0/0/2 flexible-vlan-tagging encapsulation flexible-ethernet-services unit 100200 encapsulation vlan-bridge vlan-tags outer 100 inner 200 bridge-domain BRIDGE interface ge-0/0/1.1020 interface ge-0/0/1.1021 interface ge-0/0/1.1130 interface ge-0/0/1.1131 interface ge-0/0/2.100200Seems like this method eligible for EX series with ELF, but I'm not sure again
