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GBIT2014-05-08 10:49:47
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GBIT, 2014-05-08 10:49:47

FDB and ATF tables. What is the difference?

Greetings to all,
let's try to clarify and put everything in its place.
As I understand it:
FDB-table (Forwarding DataBase) - information stored in managed switches with data on switching MAC addresses of subscribers and devices. Simply put, the MAC-Port mapping table.
In foreign literature, I met the so-called AFT tables.
Address Forwarding Table (AFT) is a mapping table of MAC addresses with their associated port locations.
https://downloads.avaya.com/elmodocs2/p882/v6.12/p...
(given as an example. Actually met in other literature)
If I understand this correctly, is it the same thing?
Also, are they both in the MIB repository?
ps stumbled upon another version of the name CAM-table

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throughtheether, 2014-05-08
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FDB table (Forwarding DataBase)

I would like to note, as far as I know, in terms of IEEE 802.1D FDB is used as 'Filtering database'. In the sense that the switch is a filtering bridge (as far as I remember, R. Perlman mentions this in Interconnections).
I think yes.
I'm under the impression that this is a vendor-specific (Avaya) name
Here it is rather necessary to study practically, I assume FDB is in the standard branch (BRIDGE-MIB), AFT is probably in vendor-specific.

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