Add proxmox-vlan-interfaces.md

proxmox-vlan-interfaces.md

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+# This setup enables the host IP on VLAN 30, but also enables VM's to get VLANs via VLAN tag.
+# The base interface is called 'nic0'
+
+auto lo
+iface lo inet loopback
+
+auto nic0
+iface nic0 inet manual
+
+# Trunk bridge carrying VLANs 20/30/40
+auto vmbr0
+iface vmbr0 inet manual
+    bridge-ports nic0
+    bridge-stp off
+    bridge-fd 0
+    bridge-vlan-aware yes
+    bridge-vids 20 30 40
+
+# Host management IP on VLAN 30
+auto vmbr0.30
+iface vmbr0.30 inet dhcp