diff --git a/hosts/Infini-DL360/default.nix b/hosts/Infini-DL360/default.nix
index c830f46..f5b916f 100644
--- a/hosts/Infini-DL360/default.nix
+++ b/hosts/Infini-DL360/default.nix
@@ -171,4 +171,12 @@
       KbdInteractiveAuthentication yes
       PermitEmptyPasswords yes
   '';
+
+  systemd.services.setup-infiniband = {
+    wantedBy = [ "network.target" ];
+    script = ''
+      echo "eth" > /sys/bus/pci/devices/0000:04:00.0/mlx4_port1
+      echo "eth" > /sys/bus/pci/devices/0000:04:00.0/mlx4_port2
+    '';
+  };
 }