diff --git a/recipes-extra/dnsmasq/files/sysmocom-idu/dnsmasq.conf b/recipes-extra/dnsmasq/files/sysmocom-idu/dnsmasq.conf
index 1d50a91..03ded0b 100755
--- a/recipes-extra/dnsmasq/files/sysmocom-idu/dnsmasq.conf
+++ b/recipes-extra/dnsmasq/files/sysmocom-idu/dnsmasq.conf
@@ -132,6 +132,9 @@ dhcp-range=native,172.16.4.10,172.16.4.254,255.255.254.0,168h
 # DHCP range for administrative access via eth1
 dhcp-range=admin,172.16.6.2,172.16.6.255,255.255.255.0,24h
 
+# DHCP range for all BTS
+dhcp-range=gsm,172.16.7.10,172.16.7.255,255.255.255.0,168h
+
 
 # This is an example of a DHCP range with a network-id, so that
 # some DHCP options may be set only for this network.