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Avoiding Microsoft Systems with Enterprise-Scale Free Software


James Cameron
Software Engineer
Tooraweenah

james.cameron@compaq.com
quozl@netrek.org
http://quozl.linux.org.au/
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Biography



	Software engineer
		VMS since 1981 (VAX/VMS V2.x)
		DECUS since 1984? VAX Programmers Workshop

	Went bush two years ago
		Tooraweenah
		430km from Sydney
		Near Gilgandra and Coonabarabran

	Job unchanged, now telecommute
		OpenVMS, Tru64 and Linux support for Compaq
		No legacy Microsoft experience
		Compaq is flexible
		We can support anywhere from anywhere
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Outline



	Biography
	Disclaimers

	Software Development Team Models
	Open Source

	Kernels
	Infrastructure Software
	Network Server Software
	Application Software

	Integration Methods
	Support Options
	How I Use Open Source
	Web Sites
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Disclaimers



	Not what original speaker planned
		met others who missed it
		filling the gap

	Cobbled together this morning
		may not be comprehensive
		will be at least indicative
		was not reviewed within Compaq
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Software Development Team Models



	Classic Engineering Teams
		where are they?
		how do they work?
		why do they do it?

	Internet Distributed Teams
		where are they?
		how do they work?
		why do they do it?

	Software quality comparison by model
		OpenVMS, Tru64, Linux, NT
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Open Source



	http://www.opensource.org/

	License defines it

	Freely available

	Copyright

	Licensed for unlimited use

	May require that copies include source
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Why Use Open Source?



	Eliminates single vendor

	Diversity of solutions

	Diversity of support providers

	Rapid security and feature updates

	Peer review yields high quality
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What Kernel to use?



	Linux
		Open Source
		Intel & Alpha

	FreeBSD et. al.
		Open Source

	Tru64
		Proprietary
		Optimised for Alpha

	OpenVMS
		Proprietary
		Optimised for both VAX & Alpha
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Infrastructure Software



	DHCP (2)

	DNS (5)

	Embedded Routers (10)

	NAT (2)

	IP Accounting

	Policy Routing
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Network Server Software



	SMB (Samba)

	HTTP (Apache, et. al.)

	FTP (6)

	SSH (3)

	SMTP (Sendmail, Qmail, Exim, Postfix)

	POP/IMAP (3)

	Web Proxy (Squid)

	SQL Servers (mSQL, Postgres, FreeTDS)
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Application Software



	Netscape/Mozilla

	The GIMP (www.gimp.org)

	OpenOffice (www.openoffice.org)

	StarOffice

	ApplixWare
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Integration Methods



	Build from source
		OpenVMS
		Tru64
		NT/95/98

	Obtain precompiled binaries
		Compaq
		Internet

	Obtain a Linux distribution
		Debian (low maintenance)
		Red Hat (low install effort)
		SuSE
		188 others!
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Support Options



	Compaq
		Red Hat (Intel/Alpha)
		Caldera
		Irrelevant!

	Others
		An open market
		LinuxCare
		VA Linux
		IBM ($1.3 billion??)
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How I Use Open Source



	Compaq #1 Stealth Server

	Compaq #2 Stealth Server

	Telecommuter Gateway

	Community Technology Centre

	Rural Computing Project (Lenny)
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Compaq #1 Stealth Server


	Telecommuter fax server
		02 9022 6070
		efax, gs, lpd, apache
			
	Telecommuter mail server
		large message filtering
		alleviate legacy system downtime
		sendmail, procmail, popd
			
	Staff feedback web page
		anonymous forms
		apache, sendmail
			
	Office temperature monitor
		apache, gnuplot
			
	Sixty users! Hardware?
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Compaq #2 Stealth Server



	Case handling system web gateway
		Apache
		PHP (web scripting language)
		FreeTDS (to legacy Microsoft SQL Server)

	Won me a prize

	Hundreds of users!
		Heavy use by OpenVMS and Tru64 teams
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Telecommuter Gateway



	Internet gateway and firewall
		automatic ISP selection
		dial on demand
		packet logging
		network address translation

	Mail server
		account for each family member
		filtering by destination address

	Domestic web server
		recipes
		digital camera storage
		staging for production
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Community Technology Centre



	Internet gateway

	Web proxy
		squid as a child

	User authentication
		samba

	Usage accounting
		samba,
		sac,
		php
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Rural Computing Project



	Free computers to farmers

	No prior computing experience

	Debian
		Word Processor (abiword),
		Spreadsheet (gnumeric),
		Web Browser (netscape).

	Pentium systems wanted!
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Web Sites



	http://www.opensource.org/

	http://www.linux.org[.au]/

	http://lwn.net/

	http://www.debian.org/

	http://freshmeat.net/

	http://quozl.linux.org.au/

	http://www.compaq.com/linux/

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Summary



	It sells Alphas!

	Questions?