[Bug 240685] netgraph/ng_vlan_rotate: IEEE 802.1ad VLAN manipulation netgraph node type (new type)

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Mon Sep 23 08:56:46 UTC 2019


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=240685

--- Comment #3 from lutz at donnerhacke.de ---
This node is part of an A10-NSP development. See
https://www.bundesnetzagentur.de/SharedDocs/Downloads/DE/Sachgebiete/Telekommunikation/Unternehmen_Institutionen/Breitband/NGA_NGN/NGA-Forum/aktuelledokumente/L2_BSA_II_TechSpezifikation_V10.pdf?__blob=publicationFile&v=2

Carrier networks tend to stack three or more tags for internal purposes and
therefore hiding the service tags deep inside of the stack. When decomposing
such an access network frame, the processing order is typically reversed: First
distinguish by service, than by other means.

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