Wes Mills wesmills at
Mon Jan 31 14:56:44 CST 2011

Manu Chao wrote:
> Did anybody know from when or from which Service Pack was introduced SMB2 on
> Windows XP?
> The official documentation MS-SMB2 (v20101230) say SMB2 is only supported on
> Vista, Seven, 2008 and 2008 R2 while it seems (i may be wrong) supported on
> XP SP3?

Only Windows Vista and higher have SMB2.  That version of the protocol 
was never backported to XP SP3 or 2003 SP2.

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