diff --git a/ansible/configure-server.yml b/ansible/configure-server.yml
index 2446c5c..793e55a 100644
--- a/ansible/configure-server.yml
+++ b/ansible/configure-server.yml
@@ -55,6 +55,17 @@
       line: "dtoverlay=pps-gpio,gpiopin=18"
       state: present
 
+
+  ## Lower ethernet latency of smsc95xx
+  - name: Configure options in /boot/cmdline.txt
+    replace:
+      path: /boot/cmdline.txt
+      regexp: '^([\w](?!.*\b{{ item }}\b).*)$'
+      replace: '\1 {{ item }}'
+    with_items:
+    - smsc95xx.turbo_mode=N
+    tags: smsc95xx
+
   ## Enable UART for the GPS module
   - name: Enable UART
     lineinfile:
@@ -64,6 +75,13 @@
       insertafter: EOF
       state: present
 
+# - name: Disable bluetooth XXX makes it really laggy
+#   lineinfile:
+#     dest: /boot/config.txt
+#     regexp: "^dtoverlay=pi3-disable-bt"
+#     line: "dtoverlay=pi3-disable-bt"
+#     state: present
+
   - name: Disable serial-getty@ttyS0
     systemd:
       name: serial-getty@ttyS0