Change hostname to esrom.lan.

firmware/config/target.exs

@@ -33,7 +33,7 @@ node_name = "esrom"
 config :nerves_init_gadget,
   ifname: "eth0",
   address_method: :dhcp,
-  mdns_domain: "nerves.local",
+  mdns_domain: "esrom.lan",
   node_name: node_name,
   node_host: :mdns_domain
 

firmware/lib/firmware/application.ex

@@ -23,7 +23,7 @@ defmodule Firmware.Application do
   def children(:host) do
     {:ok, _} = Node.start(:"host@0.0.0.0")
     Node.set_cookie(:testcookie)
-    true = Node.connect(:"esrom@nerves.local")
+    true = Node.connect(:"esrom@esrom.lan")
     []
   end