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Default Code Point Aliases
Table 18 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 18: 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
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