How does security=server work?

[Richard Hockey]

When using security=server how does the Unix box running samba 
validate the user?  Is the password passed over the network to the 
Unix box?  If so is it in clear text?  Will it still work after you 
install SP3 on the server?
Thanks
Richard

| Richard Hockey                    email:richardh at epidem.uwa.edu.au       |
| Department of Public Health       phone:+61 8 9380-1292        _--_|\    |
| University of Western Australia   fax:  +61 8 9380-1188       /      \   |
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| Australia                                                           v    |
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