RED bug fix in another place

mininet/link.py

@@ -221,7 +221,7 @@ def bwCmds( self, bw=None, speedup=0, use_hfsc=False, use_tbf=False,
             elif enable_red:
                 cmds += [ '%s qdisc add dev %s' + parent +
                           'handle 10: red limit 1000000 ' +
-                          'min 20000 max 25000 avpkt 1000 ' +
+                          'min 30000 max 35000 avpkt 1500 ' +
                           'burst 20 ' +
                           'bandwidth %fmbit probability 1' % bw ]
                 parent = ' parent 10: '