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“In the beginning was the password file, and the password file was with Unix. Through it all users were logged in; without-it, no-one logged in that had logged in. And the sysadmins saw that it was good.
But lo! there came the time of the Great Networking, and the sysadmins spake amongst themselves, saying: “The password file serveth not well, for it requireth replication of data and scaleth not to large networks” And The Sun said: “Fear not, for we bring you Yellow Pages, wich centraliseth the user data”
But there came forth wise men from Beetea, saying “Thou mayst not take the same Yellow Pages, for it hath been registered unto us as trade mark”. So The Sun said “Henceforth that which was known as Yellow Pasges shall be called NIS. And the sysadmins saw that it was good.
But after a time, a disenchantment arose within the sysadmins who complained a second tim, saying “Verifly, NIS hath but a flat namespace, and no access control”.
And again The Sun said: “Fear not, for we bring you NIS Plus. which hath a hiererarchical namespace and acess control in abudance”. But the sysadmins complained a third time, because they comprehendeth it not”
And so it came to pass that a consortium was created to draw up the X500 specification. And X500 begat DAP, and DAP begat DIXIE, and DIXIE begat LDAP. And the sysadmins saw it was good.”
In Linux Format April 2008
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