diff --git a/roles/network/templates/dhcp/dhcpd-iiab.conf.j2 b/roles/network/templates/dhcp/dhcpd-iiab.conf.j2
index c6cdc6028..4b452a163 100644
--- a/roles/network/templates/dhcp/dhcpd-iiab.conf.j2
+++ b/roles/network/templates/dhcp/dhcpd-iiab.conf.j2
@@ -12,7 +12,7 @@ subnet 172.18.96.0 netmask 255.255.224.0 {
 	{% if iiab_network_mode == "Gateway" %}
 	option routers			{{ lan_ip }};
 	{% endif %}
-	{% if 172_network %}
+	{% if network_172 %}
    	option subnet-mask		255.255.224.0;
 	   option broadcast-address	172.18.127.255;
 	{% else %}
diff --git a/roles/network/templates/network/dnsmasq.conf.j2 b/roles/network/templates/network/dnsmasq.conf.j2
index 782f38049..056830267 100644
--- a/roles/network/templates/network/dnsmasq.conf.j2
+++ b/roles/network/templates/network/dnsmasq.conf.j2
@@ -18,7 +18,12 @@ addn-hosts=/etc/hosts.dnsmasq
 expand-hosts
 
 # Specify the range of IP addresses the DHCP server will lease out to devices, and the duration of the lease
-dhcp-range=172.18.100.1,172.18.126.254,1h
+{% if network_172 %}
+	dhcp-range=172.18.100.1,172.18.126.254,1h
+{% else %}
+	dhcp-range=10.10.10.21,10.10.10.253,1h
+{% endif %}
+
 # Specify the default route
 dhcp-option=3,{{ lan_ip }}
 # Specify the DNS server address
diff --git a/vars/default_vars.yml b/vars/default_vars.yml
index 9eac09d85..3b223320c 100644
--- a/vars/default_vars.yml
+++ b/vars/default_vars.yml
@@ -99,7 +99,7 @@ disregard_network: False    # Use cache, or error out if cache does not exist.
 iiab_hostname: box
 iiab_domain: lan
 lan_ip: 10.10.10.10
-172_network: False
+network_172: False
 #lan_ip: 172.18.96.1 # Use this ip for compatibility with older network systems
 lan_netmask: 255.255.255.0
 #lan_netmask: 255.255.224.0 # Older networks were larger