STC scenario for Trellis HAG topology

Change-Id: Ie0b40a15748a1d925167a247ac31f78b9ed206ac
diff --git a/tools/test/scenarios/net-trellis-hag-hosts.xml b/tools/test/scenarios/net-trellis-hag-hosts.xml
new file mode 100644
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+++ b/tools/test/scenarios/net-trellis-hag-hosts.xml
@@ -0,0 +1,40 @@
+<!--
+  ~ Copyright 2018-present Open Networking Foundation
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+
+
+<scenario name="net-trellis-HAG-hosts" description="Trellis HAG network host check steps">
+
+        <group name="Net-Trellis-HAG-Hosts">
+
+            <step name="Net-Trellis-HAG-Hosts.Host-1"
+                  exec="onos-find-host ${OC1} 00:EE:00:00:00:02 of:0000000000000208/4 fe80::2ee:ff:fe00:2"/>
+
+            <step name="Net-Trellis-HAG-Hosts.Host-2"
+                  exec="onos-find-host ${OC1} 00:88:00:00:00:04 of:0000000000000206/6 fe80::288:ff:fe00:4"/>
+
+            <step name="Net-Trellis-Hosts-HAG.Host-3"
+                  exec="onos-find-host ${OC1} 00:88:00:00:00:01 of:0000000000000205/12 10.0.1.1"/>
+
+            <step name="Net-Trellis-Hosts-HAG.Host-4"
+                  exec="onos-find-host ${OC1} 00:BB:00:00:00:01 of:0000000000000204/8 fe80::2bb:ff:fe00:1"/>
+
+            <step name="Net-Trellis-Hosts-HAG.Host-5"
+                  exec="onos-find-host ${OC1} 00:AA:00:00:00:01 of:0000000000000204/6 10.0.2.1"/>
+
+        </group>
+
+</scenario>
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