$OpenBSD: patch-examples_tracer_py,v 1.1 2014/09/29 08:11:31 dcoppa Exp $
--- examples/tracer.py.orig	Thu Sep 25 18:13:23 2014
+++ examples/tracer.py	Thu Sep 25 18:14:00 2014
@@ -286,7 +286,7 @@ class ParallelCoordinates(Tkinter.Canvas):
 
 
 class Tracer:
-    def __init__(self, interface = 'eth0', filter = ''):
+    def __init__(self, interface = 'em0', filter = ''):
         print "Tracing interface %s with filter `%s'." % (interface, filter)
 
         self.tk = Tkinter.Tk()
