| 0x00 default | |
| 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 |