diff --git a/roles/network/templates/network/dhcpcd.conf.j2 b/roles/network/templates/network/dhcpcd.conf.j2
index 383e34d4c..644609039 100644
--- a/roles/network/templates/network/dhcpcd.conf.j2
+++ b/roles/network/templates/network/dhcpcd.conf.j2
@@ -38,9 +38,9 @@ require dhcp_server_identifier
 slaac private
 
 # IIAB
-timeout {{ dhcp_timeout }}
+timeout {{ dhcp_timeout }}    # How many seconds to wait for DHCP (e.g. from cablemodem) before IIAB's Ethernet falls back to Static IP below (e.g. for Mexican schools with Static IP-based Ethernet networks)
 
-# always support Ethernet-to-Internet on RPi (avoid "denyinterfaces eth0")
+# Always support Ethernet-to-Internet on RPi, to faciliate field updates (avoid "denyinterfaces eth0" below!)
 {% if is_rpi and hostapd_enabled %}
 denyinterfaces {% if discovered_wireless_iface != "none" %} {{ discovered_wireless_iface }} {% endif %}
 {% elif is_rpi %}