--- anaconda-11.0.5/network.py~	2006-05-24 22:05:53.856227238 +0300
+++ anaconda-11.0.5/network.py	2006-05-24 22:05:55.836271436 +0300
@@ -275,6 +275,9 @@
         lines = lines[2:]
         for line in lines:
             dev = string.strip(line[0:6])
+            # skip sit* devices, they aren't real
+            if dev.startswith("sit"):
+                break
             if dev != "lo" and not self.netdevices.has_key(dev):
 		if self.firstnetdevice is None:
 		    self.firstnetdevice = dev