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