diff --git a/hosts/carbon/configuration.nix b/hosts/carbon/configuration.nix
index e585000..973c800 100644
--- a/hosts/carbon/configuration.nix
+++ b/hosts/carbon/configuration.nix
@@ -7,6 +7,7 @@
       ../../configuration/router
 
       ./dns.nix
+      ./net-dsl.nix
       ./net-gastnetz.nix
       ./net-heimnetz.nix
       ./net-voip.nix
@@ -32,19 +33,6 @@
     { address = "10.152.0.1"; prefixLength = 32; } # Anycast
   ];
   # Network
-  ## DSL-Uplink
-  networking.vlans."enp1s0.7" = {
-    id = 7;
-    interface = "enp1s0";
-  };
-  networking.vlans."enp3s0.7" = {
-    id = 7;
-    interface = "enp3s0";
-  };
-  networking.bridges."net-dsl".interfaces = [
-    "enp1s0.7"
-    "enp3s0.7"
-  ];
   ## LTE-Uplink
   networking.vlans."enp1s0.102" = {
     id = 102;
diff --git a/hosts/carbon/net-dsl.nix b/hosts/carbon/net-dsl.nix
new file mode 100644
index 0000000..b67ae33
--- /dev/null
+++ b/hosts/carbon/net-dsl.nix
@@ -0,0 +1,19 @@
+{ ... }:
+
+{
+
+  ## DSL-Uplink
+  networking.vlans."enp1s0.7" = {
+    id = 7;
+    interface = "enp1s0";
+  };
+  networking.vlans."enp3s0.7" = {
+    id = 7;
+    interface = "enp3s0";
+  };
+  networking.bridges."net-dsl".interfaces = [
+    "enp1s0.7"
+    "enp3s0.7"
+  ];
+
+}