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From Apache Wiki <wikidi...@apache.org>
Subject [Directory Wiki] Update of "Asn1Home" by EmmanuelLecharny
Date Tue, 31 Jan 2006 23:58:26 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Directory Wiki" for change notification.

The following page has been changed by EmmanuelLecharny:
http://wiki.apache.org/directory/Asn1Home

------------------------------------------------------------------------------
  
  === PDUs/TLVs ===
  
- PDU stands for '''P'''acket '''D'''ata '''U'''nit. An ASN.1 encoded element is stored in
a PDU. This is what is transfered between a client and a server.
+ PDU stands for '''P'''rotocol '''D'''ata '''U'''nit. An ASN.1 encoded element is stored
in a PDU. This is what is transfered between a client and a server.
  
  TLV stands for '''Type/Length/Value'''. A PDU is made of '''TLV'''s. Each '''TLV''' represent
either a primitive element, and it has a '''V'''alue, or a constructed element, and the '''V'''alue
is itself one ore more '''TLV''' (The '''V''' can contain more than one '''TLV'''). The '''PDU'''
structure is like a tree, where the '''PDU''' is the whole tree, and where '''TLV''' are leaves
(primitives) and branches (constructed)
  

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