diff --git a/flowPairCheck.py b/flowPairCheck.py
new file mode 100644
index 0000000..0de21f9
--- /dev/null
+++ b/flowPairCheck.py
@@ -0,0 +1,17 @@
+import pandas as pd
+import numpy as np
+
+clientHosts = ['0.0.0.0','1.1.1.1']
+serverHosts = ['2.2.2.2','3.3.3.3']
+netflowDF = pd.read_csv('netflow.csv', sep=',')
+
+get = lambda  Num, clientHost, serverHost : '' if netflowDF[(netflowDF['Client Host'] == clientHost ) & (netflowDF['Server Host'] == serverHost)].empty else str(Num) + ','
+hosts = []
+
+for clientHost in clientHosts:
+ match = ''
+ for index, serverHost in enumerate(serverHosts):
+  match += get(index, clientHost, serverHost)
+ hosts.append((serverHost,match))
+
+pd.DataFrame(hosts).to_csv('out.csv')