Achtung, das Originalformat war Star Office 6.0 (.sxi). Die Konvertierung nach PowerPoint (.ppt) ist nicht ganz reibungslos verlaufen, so dass vieles falsch.

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Presentation transcript:

Achtung, das Originalformat war Star Office 6.0 (.sxi). Die Konvertierung nach PowerPoint (.ppt) ist nicht ganz reibungslos verlaufen, so dass vieles falsch angezeigt wird!

Newsgroups and Usenet What is a newsgroup? DEDE COMM (communications) REC (recreation) ADMIN (administrative) SPORT TV How to find a specific group?

Newsgroups and Usenet What is a newsgroup? How to find a specific group? - e.g.: de.comm.software.newsserver - miscellaneous: de.comm.software.misc Installation and configuration of newsservers For t opics without an own grou p

Newsgroups and Usenet What is the Usenet? - U nion of different newsgroups - The big 8 comp rec misc news soc sci talk humanities - Country identifications e.g. de, ch, at...

Newsgroups and Usenet Not belonging to the usenet: - microsoft.* - z-netz.* - maus.*

Newsgroups and Usenet Many different servers Free Servers e.g. news.fu-berlin.de Access restrictions Exchange of articles between servers

Newsgroups and Usenet Rules of behaviour: - correct citing - no HTML - real name, correct - address Netiquette:

Newsgroups and Usenet

MIME: Multipurpose Internet Mail Extensions

Newsgroups and Usenet Threading - unique Message-Ids - References Header

Threading Message-ID: References:

Headers of news articles From: (Marc Langer) Subject: Re: some topic Date: Tue, 18 Dec :12:45 GMT Newsgroups: de.test Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO Content-Transfer-Encoding: 8bit

Newsgroups and Usenet Rules for creation and deletion of groups - Request for Discussion (RfD) - Call for Votes (CfV) - Result - if successful: appropriate action control messages: PGP signed

Newsserver - Standards (NNTP) - Newsfeeds to other servers (flood fill) - UUCP: Unix to Unix CoPy - Satellite feeds (20 MBit/s, 150 GB a day)

Newsserver Configuration - Example: INN 2.2 on Debian - Configuration files in /etc/news: * inn.conf (domain, hostname) * control.ctl (verification of controls) * incoming.conf / nnrp.access * newsfeeds - Manual group creation: ctlinnd newgroup de.group.name