Add function which increments network addresses and
returns list of first host addresses

Issue: PROD-21241
Change-Id: I500d27d9adebc739d81ff960ad512c39fa9c84a0
diff --git a/README.rst b/README.rst
index 1621ce9..2cb9608 100644
--- a/README.rst
+++ b/README.rst
@@ -224,6 +224,8 @@
               ip_ranges:
                 single_address: '172.16.10.97-172.16.10.98'
                 tenant_address: '172.16.20.97-172.16.20.98'
+              network_ranges:
+                sriov_address: '10.10.0.1/24-10.10.50.1/24'
               start: 1
               count: 50
               digits: 3