add network config

profiles/apollo/networking.nix

@@ -0,0 +1,42 @@
+{ config, pkgs, hostname, ... }: {
+  networking = {
+    hostId = "5def12be";
+    hostName = "${hostname}";
+
+    wireless.enable = false; # Enables wireless support via wpa_supplicant.
+
+    # Configure network proxy if necessary
+    # proxy.default = "http://user:password@proxy:port/";
+    # proxy.noProxy = "127.0.0.1,localhost,internal.domain";
+
+    networkmanager = {
+      enable = true;
+    };
+
+    enableIPv6 = true;
+
+    # Set up bridge network
+    interfaces.eno1 = {
+      useDHCP = false;
+    };
+
+    bridges = {
+      br0 = { interfaces = [ "eno1" ]; };
+    };
+
+    interfaces.br0 = {
+      useDHCP = false;
+      ipv4.addresses = [
+        {
+          address = "10.7.43.10";
+          prefixLength = 24;
+        }
+      ];
+    };
+    defaultGateway = {
+      address = "10.7.43.1";
+      interface = "br0";
+    };
+    nameservers = [ "10.7.43.1" ];
+  };
+}

profiles/gaea/networking.nix

@@ -29,7 +29,7 @@
       ipv4.addresses = [
         {
           address = "10.7.43.20";
-          prefixLength = 32;
+          prefixLength = 24;
         }
       ];
     };