diff --git a/src/python/devtest/os/test/cases/LsofNet.py b/src/python/devtest/os/test/cases/LsofNet.py
new file mode 100644
index 0000000..1a2b326
--- /dev/null
+++ b/src/python/devtest/os/test/cases/LsofNet.py
@@ -0,0 +1,18 @@
+# -*- coding: utf-8 -*-
+
+from ..ListCmd import ListCmd
+
+class LsofNet(ListCmd): # export
+
+    # Override as needed.
+    def _row_info(self):
+        return (
+            r'lsof +c 15 -i -n | egrep "LISTEN|UDP|COM"',
+             #  COMMAND   PID        USER   FD    TYPE    DEVICE    SIZE/OFF NODE              NAME
+             #  systemd   1          root   42u   IPv4    9763      0t0        TCP    *      : 222       (LISTEN)
+             #  confd.smp 1190       root   77u   IPv4   27916      0t0        TCP    *:ssh (LISTEN)
+               "^ *(\S+) +([0-9]+) +(\S+) +(\S+) +(\S+) +([0-9]+) +(\S+) +(UDP|TCP) +([^: ])+:([0-9a-z]+) +(\(LISTEN\))",
+            [  'cmd',    'pid',      'user','fd', 'type', 'device','size/off','prot', 'addr',  'port',  'attrib' ],
+            [  'cmd',                'user',                                  'prot', 'addr',  'port'            ],
+            [                                                                 'prot',          'port'            ]
+        )