diff --git a/isolated.csv b/isolated.csv
new file mode 100644
index 0000000..64c2868
--- /dev/null
+++ b/isolated.csv
@@ -0,0 +1 @@
+00:2A:10:BF:4B:5F   -1  Hi
40:01:7A:ED:D9:41   -1  Hello
00:25:00:FF:94:73   -1  Apples
88:F0:31:D7:83:E3  -90  PHOENIX-NET-GUEST
00:2A:10:BE:EE:FE   -1  Pears
\ No newline at end of file