added netplan, removed old network config file

kvminfra-tug-3.komreg.net/overlay/etc/netplan/01-netcfg.yaml

@@ -0,0 +1,29 @@
+network:
+    version: 2
+    renderer: networkd
+    ethernets:
+        eno1:
+            addresses: []
+            dhcp4: false
+            dhcp6: false
+            accept-ra: false
+
+    bridges:
+        br-infra:
+            interfaces: [eno1]
+            addresses:
+                - 94.176.224.100/28
+                - 2001:6b0:63:4::100/64
+            dhcp4: false
+            dhcp6: false
+            accept-ra: false
+            gateway4: 94.176.224.97
+            gateway6: 2001:6b0:63:4::1
+            nameservers:
+                addresses:
+                    - 89.32.32.32
+                search:
+                    - komreg.net
+            parameters:
+                stp: false
+                forward-delay: 2

kvminfra-tug-3.komreg.net/overlay/etc/network/interfaces

@@ -1,32 +0,0 @@
-# This file describes the network interfaces available on your system
-# and how to activate them. For more information, see interfaces(5).
-
-source /etc/network/interfaces.d/*
-
-# The loopback network interface
-auto lo
-iface lo inet loopback
-
-# The primary network interface
-auto eno1
-iface eno1 inet manual 
-
-auto br-infra
-iface br-infra inet static
-        address 94.176.224.100
-        netmask 255.255.255.240
-        network 94.176.224.96
-        broadcast 94.176.224.111
-        gateway 94.176.224.97
-        # dns-* options are implemented by the resolvconf package, if installed
-        dns-nameservers 89.32.32.32
-        dns-search komreg.net
-        bridge_ports eno1
-        bridge_fd 2
-        bridge_stp off
-        bridge_maxwait 0
-
-iface br-infra inet6 static
-	address 2001:6b0:63:4::100
-	netmask 64
-	gateway 2001:6b0:63:4::1