use salsa2012+umac for vpn, changed hostnames of vpn-servers

site.conf

@@ -38,26 +38,22 @@
 	},
 
 	fastd_mesh_vpn = {
-		methods = { 'salsa2012+gmac' },
+		methods = { 'salsa2012+umac' },
 		mtu = 1426,
 		backbone = {
 			limit = 2,
 			peers = {
 				vpn01 = {
 					key = '3f91292e8aec1e42d699bc1ba9fd12289099db3aecd1bee84f0b893ff820774f',
-					remotes = {'"vpn01.freifunk-ol.de" port 10000'},
+					remotes = {'"vpn01.ffnw.de" port 10000'},
 				},
 				vpn02 = {
                                         key = '30d28e8e0edb5dfe3df903ef1f1320224c90282d68b7127f8d621453c56ab8e4',
-                                        remotes = {'"vpn02.freifunk-ol.de" port 10000'},
+                                        remotes = {'"vpn02.ffnw.de" port 10000'},
                                 },
 				vpn03 = {
 					key = 'b6b4f5ad5cba8986eadac11e8d4f65a1dc414e2ffd7a515bec6077a6fccc8bcb',
-					remotes = {'"vpn03.freifunk-ol.de" port 10000'},
-                                },
-				vpn03 = {
-                                        key = 'b6b4f5ad5cba8986eadac11e8d4f65a1dc414e2ffd7a515bec6077a6fccc8bcb',
-                                        remotes = {'ipv4 "vpn03.freifunk-ol.de" port 10000'},
+					remotes = {'"vpn03.ffnw.de" port 10000'},
                                 },
 			},
 		},