diff --git a/tcp_tests/templates/virtual-mcp11-k8s-contrail/underlay.yaml b/tcp_tests/templates/virtual-mcp11-k8s-contrail/underlay.yaml
index c0a8d3a..8369e88 100644
--- a/tcp_tests/templates/virtual-mcp11-k8s-contrail/underlay.yaml
+++ b/tcp_tests/templates/virtual-mcp11-k8s-contrail/underlay.yaml
@@ -88,7 +88,7 @@
           ip_reserved:
             gateway: +1
             l2_network_device: +1
-            default_{{ HOSTNAME_CFG01 }}: +100
+            default_{{ HOSTNAME_CFG01 }}: +90
             default_{{ HOSTNAME_CTL01 }}: +101
             default_{{ HOSTNAME_CTL02 }}: +102
             default_{{ HOSTNAME_CTL03 }}: +103
@@ -101,7 +101,7 @@
             default_{{ HOSTNAME_NTW02 }}: +111
             default_{{ HOSTNAME_NTW03 }}: +112
             default_{{ HOSTNAME_PRX01 }}: +121
-            default_{{ HOSTNAME_VSRX01 }}: +90
+            default_{{ HOSTNAME_VSRX01 }}: +91
           ip_ranges:
             dhcp: [+90, -10]