diff --git a/flake.lock b/flake.lock
index 87d8d17..ea82eb6 100644
--- a/flake.lock
+++ b/flake.lock
@@ -18,27 +18,6 @@
         "type": "github"
       }
     },
-    "nixfiles-private": {
-      "inputs": {
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1745002185,
-        "narHash": "sha256-bdWS7dY1yUe+RfW9a3ySrorYq1S+pWJm4AE2J0yp3+I=",
-        "ref": "refs/tags/0.0.1",
-        "rev": "a0e92bad8feeb269f985a2d8112723bf5926528c",
-        "revCount": 2,
-        "type": "git",
-        "url": "ssh://forgejo@git.werkraum-karlsruhe.org/WRK/nixfiles-private"
-      },
-      "original": {
-        "ref": "refs/tags/0.0.1",
-        "type": "git",
-        "url": "ssh://forgejo@git.werkraum-karlsruhe.org/WRK/nixfiles-private"
-      }
-    },
     "nixos-hardware": {
       "locked": {
         "lastModified": 1743420942,
@@ -57,15 +36,18 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1744533305,
-        "narHash": "sha256-56qCMHw9q2hkyh6qlbrTKTN102OfZPkXVI4YGLa5Wgc=",
-        "rev": "26d499fc9f1d567283d5d56fcf367edd815dba1d",
-        "type": "tarball",
-        "url": "https://releases.nixos.org/nixos/24.11/nixos-24.11.716947.26d499fc9f1d/nixexprs.tar.xz"
+        "lastModified": 1743501102,
+        "narHash": "sha256-7PCBQ4aGVF8OrzMkzqtYSKyoQuU2jtpPi4lmABpe5X4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "02f2af8c8a8c3b2c05028936a1e84daefa1171d4",
+        "type": "github"
       },
       "original": {
-        "type": "tarball",
-        "url": "https://channels.nixos.org/nixos-24.11/nixexprs.tar.xz"
+        "owner": "NixOS",
+        "ref": "nixos-24.11",
+        "repo": "nixpkgs",
+        "type": "github"
       }
     },
     "nixpkgs-lib": {
@@ -86,7 +68,6 @@
     "root": {
       "inputs": {
         "flake-parts": "flake-parts",
-        "nixfiles-private": "nixfiles-private",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs"
       }
diff --git a/flake.nix b/flake.nix
index e2651bc..71ed062 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,12 +1,8 @@
 {
   inputs = {
-    nixpkgs.url = "https://channels.nixos.org/nixos-24.11/nixexprs.tar.xz";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.11";
     nixos-hardware.url = "github:NixOS/nixos-hardware/master";
     flake-parts.url = "github:hercules-ci/flake-parts";
-    nixfiles-private = {
-      url = "git+ssh://forgejo@git.werkraum-karlsruhe.org/WRK/nixfiles-private?ref=refs/tags/0.0.1";
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
   };
 
   outputs = inputs: inputs.flake-parts.lib.mkFlake { inherit inputs; }  {
diff --git a/hosts/backstage/boot.nix b/hosts/backstage/boot.nix
index abd9a3b..65c9f7e 100644
--- a/hosts/backstage/boot.nix
+++ b/hosts/backstage/boot.nix
@@ -24,7 +24,8 @@
       };
       systemd = {
         enable = true;
-        network = config.systemd.network;
+        network.enable = true;
+        network.networks.enp1s0 = config.systemd.network.networks.enp1s0;
         targets.initrd.wants = [
           "systemd-networkd-wait-online@enp1s0.service"
         ];
@@ -37,9 +38,15 @@
         device = "/dev/disk/by-uuid/7f3ccd2d-8022-491e-baa1-675805919fd7";
       };
     };
-    kernelModules = [ "kvm-intel" ];
+    kernelModules = [ "kvm-intel" "vfio" "vfio_pci" "vfio_iommu_type1" "vfio_virqfd" ];
     kernelParams = [
       "zfs.zfs_arc_max=1024000000"
+      "intel_iommu=on"
+      "intel_iommu=igfx_off"
+      "pci=assign-busses"
     ];
+#    extraModprobeConfig = ''
+#      options ixgbe max_vfs=4 allow_unsupported_sfp=1 debug=2
+#    '';
   };
 }
diff --git a/hosts/backstage/configuration.nix b/hosts/backstage/configuration.nix
index 79cbafa..0c1d306 100644
--- a/hosts/backstage/configuration.nix
+++ b/hosts/backstage/configuration.nix
@@ -1,10 +1,9 @@
-{ inputs, config, lib, pkgs, ... }:
+{ config, lib, pkgs, ... }:
 
 {
   imports =
     [
       ../../services/sshd
-      inputs.nixfiles-private.nixosModules.hosts.backstage
     ];
 
   # Set your time zone.
@@ -24,11 +23,30 @@
     tmux
     htop
     pciutils
-    lshw
     ethtool
-    usbutils
   ];
 
+  users.users.root = {
+    openssh.authorizedKeys.keys = [
+      ''ssh-rsa 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''
+    ];
+  };
+
+  # Define a user account. Don't forget to set a password with ‘passwd’.
+  # users.users.alice = {
+  #   isNormalUser = true;
+  #   extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
+  #   packages = with pkgs; [
+  #     tree
+  #   ];
+  # };
+
+  # List services that you want to enable:
+
+  # Open ports in the firewall.
+  # networking.firewall.allowedTCPPorts = [ ... ];
+  # networking.firewall.allowedUDPPorts = [ ... ];
+
   # Copy the NixOS configuration file and link it from the resulting system
   # (/run/current-system/configuration.nix). This is useful in case you
   # accidentally delete configuration.nix.
diff --git a/hosts/backstage/network.nix b/hosts/backstage/network.nix
index a2e3dca..110b076 100644
--- a/hosts/backstage/network.nix
+++ b/hosts/backstage/network.nix
@@ -9,11 +9,43 @@
 
   systemd.network = {
     enable = true;
+    links = {
+      "enp1s0" = {
+        enable = true;
+        matchConfig = {
+          Type = "ether";
+          MACAddress = "9c:6b:00:8d:d0:8f";
+        };
+        linkConfig = {
+          Name = "enp1s0";
+          NamePolicy = "";
+        };
+      };
+      "enp2s0f0" = {
+        enable = true;
+        matchConfig = {
+          Type = "ether";
+          MACAddress = "90:e2:ba:2e:ea:70";
+        };
+        linkConfig.MTUBytes = "9710";
+       };
+      "enp2s0f1" = {
+        enable = true;
+        matchConfig = {
+          Type = "ether";
+          MACAddress = "90:e2:ba:2e:ea:71";
+        };
+        linkConfig.MTUBytes = "9710";
+       };
+    };
     networks = {
       "enp1s0" = {
         matchConfig.Name = "enp1s0";
         DHCP = "yes";
       };
     };
+    netdevs = {
+
+    };
   };
 }
diff --git a/hosts/backstage/radvd.nix b/hosts/backstage/radvd.nix
new file mode 100644
index 0000000..d6b4407
--- /dev/null
+++ b/hosts/backstage/radvd.nix
@@ -0,0 +1,7 @@
+{config, pkgs, ...}:
+{
+#  services.radvd.enable = true;
+#  services.radvd.config = ''
+#    interface br-infra
+#  '';
+}