[SDFAB-1046] Make INT test stable

- Use single-homed hosts
- Fix mac address for TRex flows
- Increase TRex resource

Change-Id: I05e75bbbed3dc1cdb2497e1212c0d48d4e6e2d6a
diff --git a/TestON/tests/USECASE/SegmentRouting/INT/dependencies/IntTest.py b/TestON/tests/USECASE/SegmentRouting/INT/dependencies/IntTest.py
index 2249ce2..7b6c0b4 100644
--- a/TestON/tests/USECASE/SegmentRouting/INT/dependencies/IntTest.py
+++ b/TestON/tests/USECASE/SegmentRouting/INT/dependencies/IntTest.py
@@ -9,7 +9,7 @@
 class IntTest:
 
     def __init__(self, scapy=False):
-        self.hosts = ["h1", "h2", "h3"]
+        self.hosts = ["h1", "h2"]
         self.scapy = scapy
 
     def setUpTest(self, main):