--- /dev/null
+#0x10 lowdelay
+#0x08 throughput
+#0x04 reliability
+
+# This value overlap with ECT, do not use it!
+#0x02 mincost
+
+# These values seems do not want to die, Cisco likes them by a strange reason.
+#0x20 priority
+#0x40 immediate
+#0x60 flash
+#0x80 flash-override
+#0xa0 critical
+#0xc0 internet
+#0xe0 network