To allow Default LAN (VLAN 1) initiated traffic to reach devices on any other VLAN defined on the UDMP device and block traffic between VLAN's.
Device: UDM Pro
OS: 4.0.21 (Official release up to date as of 2024-11-27)
Networks: Two VLAN's, default (1) and Guest (30)
Profile Name: All private IPs RFC1918