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Default CoS Values
Table 1 shows the default mappings between the bit values and standard aliases. For example, it is widely accepted that the alias for DSCP 101110 is ef (expedited forwarding).
Table 1: Default CoS Values
CoS Value Types | Mapping |
|---|---|
| DSCP and DSCP IPv6 CoS Values | |
ef | 101110 |
af11 | 001010 |
af12 | 001100 |
af13 | 001110 |
af21 | 010010 |
af22 | 010100 |
af23 | 010110 |
af31 | 011010 |
af32 | 011100 |
af33 | 011110 |
af41 | 100010 |
af42 | 100100 |
af43 | 100110 |
be | 000000 |
cs1 | 001000 |
cs2 | 010000 |
cs3 | 011000 |
cs4 | 100000 |
cs5 | 101000 |
nc1/cs6 | 110000 |
nc2/cs7 | 111000 |
| MPLS EXP CoS Values | |
be | 000 |
be1 | 001 |
ef | 010 |
ef1 | 011 |
af11 | 100 |
af12 | 101 |
nc1/cs6 | 110 |
nc2/cs7 | 111 |
| IEEE 802.1 CoS Values | |
be | 000 |
be1 | 001 |
ef | 010 |
ef1 | 011 |
af11 | 100 |
af12 | 101 |
nc1/cs6 | 110 |
nc2/cs7 | 111 |
| Legacy IP Precedence CoS Values | |
be | 000 |
be1 | 001 |
ef | 010 |
ef1 | 011 |
af11 | 100 |
af12 | 101 |
nc1/cs6 | 110 |
nc2/cs7 | 111 |
