diff --git a/configuration.nix b/configuration.nix
index 486e7bd..83ee34c 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -10,15 +10,39 @@
       ./hardware-configuration.nix
     ];
 
-  # This mounts the ZFS pool
-  b#oot.supportedFilesystems = [ "zfs" ];
-  #boot.zfs.forceImportRoot = false;
-  #networking.hostId = "6d778fb4"; # head -c4 /dev/urandom | od -A none -t x4
+  ## This mounts the ZFS pool
+  boot.supportedFilesystems = [ "zfs" ];
+  boot.zfs.forceImportRoot = false;
+  networking.hostId = "1f72512b"; # head -c4 /dev/urandom | od -A none -t x4
+  
+  ## uncomment after formating disks or editing to import disks
   #fileSystems."/mnt/media" = {
   #  device = "media-pool";
   #  fsType = "zfs";
   #};
 
+  ## ZFS snapshots
+  #services.sanoid = {
+  #  enable = true;
+  #  templates.backup = {
+  #    hourly = 36;
+  #    daily = 30;
+  #    monthly = 3;
+  #    autoprune = true;
+  #    autosnap = true;
+  #  };
+
+  #  datasets."media-pool" = {
+  #    useTemplate = [ "backup" ];
+  #  };
+  #};
+  
+  #services.zfs.autoScrub = {
+  #  enable = true;
+  #  interval = "*-*-1,15 02:30";
+  #};
+
+
   # Bootloader.
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;