diff --git a/routes.txt b/routes.txt
index 86b1361..f2e9ba0 100644
--- a/routes.txt
+++ b/routes.txt
@@ -33,8 +33,9 @@ Network ID		Protocol	Upstream	     Downstream		Comment
 Subnet			Name			Comment
 10.127.1.0/24		CROOM
 10.127.2.0/24		NeoSystems VMs
-10.127.3.0/24		pan hub			for non-multihome connection in Taiwan
-10.127.4.0/24		Icecat-Explosion	For Magicneko Explosion Network Interworking address
+10.127.3.0/24		pan hub 		for non-multihome connection in Taiwan
+10.127.4.0/24		Icecat-Explosion 	for Magicneko Explosion Network Interworking address
+172.24.5.0/24		Icecat-Mobile-devices 	for Mobile device internal network segment for testing connectivity quality, No SLA
 
 
 +======================+
@@ -47,3 +48,4 @@ Loopback Address	Name		System		Comment
 10.127.255.2		ucbvax		Arch Linux/frr
 10.127.255.4		pan		Arch Linux/frr
 10.127.255.80		NeoSystem	Arch Linux/frr
+