From 7b838e598e0f95f9bb5cec7c8b66baf3dc0dd9b8 Mon Sep 17 00:00:00 2001
From: Andrea Dell'Amico <andrea.dellamico@isti.cnr.it>
Date: Tue, 17 Oct 2023 16:58:18 +0200
Subject: [PATCH] Fix the netplan defaults.

---
 defaults/main.yml            | 2 +-
 templates/70-ansible.yaml.j2 | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/defaults/main.yml b/defaults/main.yml
index 26f2590..88028dd 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -30,7 +30,7 @@ ubuntu_second_int_name: "enp4s0"
 ubuntu_netplan_interfaces:
   - name: "{{ ubuntu_second_int_name }}"
     dhcp4: true
-    mtu: 1500
+    dhcp_overrides: true
 disable_ipv6: false
 ipv6_sysctl_value: 1
 ipv6_sysctl_file: /etc/sysctl.d/10-ipv6-disable.conf
diff --git a/templates/70-ansible.yaml.j2 b/templates/70-ansible.yaml.j2
index 1e6c662..b4154f9 100644
--- a/templates/70-ansible.yaml.j2
+++ b/templates/70-ansible.yaml.j2
@@ -4,11 +4,11 @@ network:
 {% for int in ubuntu_netplan_interfaces %}
         {{ int.name }}:
             dhcp4: {{ int.dhcp4 }}
-            mtu: {{ int.mtu }}
 {% if int.dhcp_overrides | default(true) %}
             dhcp4-overrides:
               use-dns: false
               use-routes: false
+              use-mtu: true
 {% endif %}
 {% endfor %}