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What does HLEN stand for?

HLEN stands for Header Length

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Information technology (IT) and computers

Samples in periodicals archive:

Thanks to this customized plugin, the probes monitor traffic at the Ethernet-layer and use a modified process of flow creation (source and destination MAC addresses, VLAN ID and Ethernet type are used as key-fields, among others; non key-fields statistics provided are Ethernet header length, Ethernet payload length etc.
These elements, many of them optional, were grouped into five types: * Type 1: identifying information about the Document Interchange Format itself * Type 2: naming and time information for the Transfer Mechanism * Type 3: other information about the particular Electronic Document Delivery Transaction * Type 4: information specific to the document, including a brief bibliographic description * Type 5: padding to allow for subsequent changes to the header without changing the header length (optional) Of the five types identified above, only the last is clearly no longer required by EDEN.
The figure shows how the IPv6 header eliminates the Header Length (IHL), Identification, Flags, Fragment Offset, Header Checksum, as well as the Options and Padding fields.