BNETDocs
C>S 0x1E SID_CLIENTID2
Message Id:0x1E
Message Name:SID_CLIENTID2
Direction:Client to Server
Used By:Diablo Retail, Diablo Shareware
Warcraft II BNE
Format:

 (UINT32) Server Version
For server version 1:
    (UINT32) Registration Version
    (UINT32) Registration Authority

For server version 0:
    (UINT32) Registration Authority
    (UINT32) Registration Version

 (UINT32) Account Number
 (UINT32) Registration Token
(STRING) LAN computer name
(STRING) LAN username 

Remarks

Updated C>S 0x05 SID_CLIENTID, sends client identification numbers.

See that page for more information.

| Edited: Leaky
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