Hash Key Type 2: Last MPLS Label

Napatech Link-Capture™ Software Features

Intel® PAC
Napatech SmartNIC
Content Type
Feature Description
Capture Software Version
Link™ Capture Software 12.11

Hash key data

Hash key data word 0 for hash key type 2 is the contents of the 20-bit label field of the last MPLS label stack in the frame.

Hash key data words 1 to 9 are all zeros for hash key type 2.


This figure illustrates hash key type 2.

Hash key based on last MPLS label value 20 - bit label MPLS label stack Hash key data word 0 TTL CoS & S 12 - bit all zero 20 - bit label


Hash key type 2 is valid for frames containing at least one MPLS label stack.