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books\computer\nic\ddn_news\*
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DDN Management Bulletins
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books\computer\nic\ien\*
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Internet Engineering Notes
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books\computer\nic\internet\*
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Internet Drafts
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books\computer\nic\iso\*
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ISO Standards Message Traffic
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books\computer\nic\protocol\*
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TCP-IP & OSI Documents
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books\computer\nic\scc\*
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DDN Security Bulletins