CPC H04L 45/74 (2013.01) [H04L 69/22 (2013.01)] | 21 Claims |
1. A method of updating a cyclic redundancy code (CRC) of a packet in an apparatus, the method comprising:
processing the packet as the packet traverses a datapath of the apparatus, the processing comprising:
determining whether a header of the packet has changed to a new header, wherein the packet includes a single CRC value and wherein the single CRC value is separate from the header of the packet; and
in response to a determination that the header has changed, modifying the packet by updating an existing value of the single CRC value to a new CRC value without using a contribution of a payload of the packet to the updating.
|