ITU workshop , Geneva 19 July 2004

SDL Forum Society SDL Forum Society work towards work towards

standardsstandards

Rick ReedTSE Ltd

NOT as either SDL Forum Society Chairmanor ITU-T Q.N/17 rapporteur

ITU workshop , Geneva 19 July 2004

Before the Society

SDL Forum Meetings

o Every two years from 1983

o Initially

Specification & Description Language

o By 1989 (4th) included at least

Message Sequence Chart

o Fees at 4th Forum (small profit)

o Non-profit organisation 5th Forum

ITU workshop , Geneva 19 July 2004

Formation of the Society

o 1993 Darmstadt permanent Societyo 1995 Officially constitutedo 1996 Scope “promotion not

standards”WWW site to be set upMembership fees introduced

o 1997 Society as it is nowFirst “emeetings”?

o 1998 First SAM workshopo 1999 SDL-2000 jointly producedSociety linked to ITU, meetings joint.

ITU workshop , Geneva 19 July 2004

Role wrt Recommendations

o Promote ITU System Design LanguagesX.680 …, Z.120…, Z.100 …, Z.140 …

o Participated in standards (Z.100, Z.120)

o Obtain feedback from memberso Role on methodology (?)o Led to formation of SDL Task Forceo Now proposes a Z.100 Working

Group

ITU workshop , Geneva 19 July 2004

Z.100 Working Groupo Objectives

• texts for Z.100 and related documents• can be proposed to ITU-T (+others)

o Participants: Society Members (+others)

o Working methods• based on ITU-T Rec. A.1• email, shared ftp (open to WG+Soc. Members)• meetings e + physical (<1 wk,

interval>=3mn)• liaison with ITU-T, joint meetings

o Initial focus• Z.100 features wrt UML + other issues• Z.100 wrt other languages

ITU workshop , Geneva 19 July 2004

Other SDL Forum Society Activities

o Workshop on Integrated reliability with Telecoms and UML Languages (WITUL)

• (with Göttingen University)

• Tues 02 Nov - ITU-T langs. evolution

• Output -> ITU-T and published COMNET

o Contacting organisations on use of SDL

o Sharing of course + promotion material