--- /dev/null
+#! /bin/sh
+
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of version 2.1 of the GNU Lesser General
+# Public License as published by the Free Software Foundation.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+# USA
+#
+# Copyright (C) 2011 Nicira Networks.
+
+for iface in $(cd /sys/class/net && echo *); do
+ if [ -d /sys/class/net/$iface ]; then
+ echo Interface $iface:
+ # indent tc output so it's clear which interface it pertains to
+ /sbin/tc -s -d class show dev $iface | /bin/sed 's/^/ /'
+ fi
+done