vty: Follow links to see what is a file and what is a socket

Change-Id: I3d94cde8523a2ed26a66b8b8b3f651606aa17a9d
diff --git a/osmopy/obscvty.py b/osmopy/obscvty.py
index 0371dc9..1e05d77 100755
--- a/osmopy/obscvty.py
+++ b/osmopy/obscvty.py
@@ -43,7 +43,7 @@
     global debug_tcp_sockets
     if not debug_tcp_sockets:
         return
-    cmd('ls /proc/' + str(os.getpid()) + '/fd');
+    cmd('ls -l /proc/' + str(os.getpid()) + '/fd');
     cmd('ss -tn');
     cmd('ss -tln');
     cmd('ps xua | grep osmo');