Applying firewall filters on the egress direction of an EVPN-VXLAN IRB interface is not supported on the following QFX platforms.

- QFX5100

- QFX5110

- QFX5200

- QFX5120

The following information has been recently updated on the public documentation - https://www.juniper.net/documentation/us/en/software/junos/routing-policy/topics/topic-map/firewall-filter-match-condtions-and-actions-qfx.html