Hash key data
The hash key data for hash key type 7 is the contents of the 12-bit VLAN ID fields of all the VLAN tags in the frame.
Hash key data word 0 includes the contents of the VLAN ID field of the first VLAN tag. Hash key data word 1 includes the contents of the VLAN ID field of the second VLAN tag and so on. Like in the frame decoding process, a maximum of 3 VLAN tags are supported. Hash key data words that are not used are all zeros for hash key type 7.
Illustration
This figure illustrates hash key type 7.
Validity
Hash key type 7 is valid for frames containing at least one VLAN tag.