Foundation on the RMDCN .


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Background on the RMDCN. Tony Bakker Network and Security Section ECMWF. Establishment of the RMDCN (1). Jan 1993 – necessity to reorganize GTS in RA VI (WMO RA VI working group on Planning and Implementation of the WWW in RA VI)
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RMDCN Steering Group, 4-6 June 2008, Vienna Background on the RMDCN Tony Bakker Network and Security Section ECMWF

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RMDCN Steering Group, 4-6 June 2008, Vienna

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RMDCN Steering Group, 4-6 June 2008, Vienna Establishment of the RMDCN (1) Jan 1993 – need to redesign GTS in RA VI (WMO RA VI working gathering on Planning and Implementation of the WWW in RA VI) Subgroup on Regional angles for the GTS made first proposition for worldwide modernisation of RMTN to be known as " Regional Meteorological Data Communication Network " May 1994 – RMDCN Steering Group (RA VI General Assembly, 11 th session, Oslo) 1995 – Steering Group prescribed that ECMWF take part in this Steering bunch ECMWF constituted a "minimum amount" of associations RMDCN and ECMWF prerequisites fundamentally the same as ECMWF has concurred set of principles and strategies

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RMDCN Steering Group, 4-6 June 2008, Vienna Establishment of the RMDCN (2) Jul 1996 - France made a demand to ECMWF Council to consider a proposition for a Joint Telecommunications Network amongst ECMWF and GTS in WMO RA VI Sep 1996 – 2 nd meeting RMDCN Steering Group ECMWF to embrace obtainment, usage and operation of system RA VI Contract Advisory Committee (CAC) to counsel ECMWF Establish a RMDCN Operation Committee (ROC) Conclude an understanding amongst WMO and ECMWF Oct 1996 – ECMWF TAC set up a Subgroup on RMDCN

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RMDCN Steering Group, 4-6 June 2008, Vienna First TAC Subgroup on RMDCN Reported to TAC 24 ( July 1997 ) that an oversaw system could give a practical answer for a media communications administration to the ECMWF part States Assisted in readiness and survey of acquirement archives Prepared draft of WMO-ECMWF assention Council 47 ( Dec 1997 ) endorsed ITT for the arrangement of the RMDCN ITT issued 6 March 1998 Council 49 ( Dec 1998 ) affirmed choice of EQUANT Network Services Ltd to give the RMDCN Best esteem to cash Best scope for the entire WMO RA VI

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RMDCN Steering Group, 4-6 June 2008, Vienna WMO – ECMWF Agreement Following the endorsement of a Resolution by RA VI General Assembly (12 th Session) and endorsement amid 48 th ECMWF Council: July 1998 – Exchange of letters between Director ECMWF and WMO Secretary-General. Scratch components: ECMWF will give a meteorological system to its Member States and will extend this support of all RA VI individuals RMDCN to be a piece of GTS in regards to RA VI media transmission necessities ECMWF will complete acquirement and observing of the RMDCN (counting checking of SLA and Quality of Service) Underlying transport layer won\'t change for a long time Only for GTS and related activity

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RMDCN Steering Group, 4-6 June 2008, Vienna RMDCN – Regional Meteorological Data Communication Network (Oct 2006) Helsinki Oslo Reykjavik Norrköpping T alli n Riga Moscow Copenhagen V ilniu s Beijing Dublin W arsa w De Bilt EUMETS A T Luxem-T oky o ECMWF bourg Exeter Brussels New Delhi Prague O f fenbach Bratislava V ienn a Budapest Zurich Ljubljana Zagreb Bucharest Belgrade T oulous e Sofia Skopje Madrid Rome Lisbon Ankara Athens Beirut Damascus R TH – Regional T elecommunications Hub Amman WMC – World Meteorological Center Abu Dhabi Jeddah NMC – National Meteorological Center March 2000 First Operational Network Frame Relay Architecture with PVC\'s Service Level 24 * 7 99.5% accessibility 4 hour repair time

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RMDCN Steering Group, 4-6 June 2008, Vienna Evolution – Contractual Changes (1) Supplement 1 – Dec 1999 : minor change Supplement 2 – Jun 2002 : Extension of the administration past RA VI to other significant NMC or associations required in the trading of meteorological or related data as a feature of WMO or other worldwide projects willing to consent to an Accession Arrangement (foundation was if asked for by WMO to execute associations with enhance the GTS MTN). TAC proposal with respect to labor: "Extra RMDCN individuals will unavoidably prompt an expanded workload for the RMDCN extend group at ECMWF. On the off chance that the third RMDCN staff part, predicted from the earliest starting point of the venture, is approved by Council in December 2001, the venture group will have the capacity to adapt to a constrained increment in RMDCN individuals. The expansion of an unassuming number of associations between existing RMDCN individuals and WMO individuals outside RA VI, including the connections that would be required for the IMTN venture, can be upheld without further staffing necessities. Be that as it may, any considerable increment in RMDCN individuals would prompt extra labor necessities."

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RMDCN Steering Group, 4-6 June 2008, Vienna Evolution – Contractual Changes (2) Supplement 3 – Dec 2002 : significant speed update (counting ECMWF supported "essential bundle" to 384 kbps) Supplement 4 – May 2006 : Transition to IPVPN MPLS innovation Major changes to Service Level: Mission Critical locales: 100% accessibility Sites with ISDN reinforcement: 99.9% accessibility 2 hour repair time Upgrade ECMWF financed "fundamental bundle" to 768 kbps

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RMDCN Steering Group, 4-6 June 2008, Vienna Evolution – Architecture ECMWF checked frequently the status of new system designs 2004 proposition to move to MPLS Any-to-any network with Class of Service idea Doubling of the get to transmission capacity Contract expansion to March 2009 Thereafter on a moving reason for progressive terms of 12 months Following mark on 8 May 2006 , the execution took 13 months and on 18 June 2007 the RMDCN was utilizing another IPVPN MPLS engineering Service Level 24 * 7 99.9% accessibility (100% for Mission Critical) 2 hour repair time

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RMDCN Steering Group, 4-6 June 2008, Vienna 42 Sites 1 additional improved (double get to lines; single switch) ‏ 29 ISDN NAS Backup 1 site no Backup (SA) ‏ 11 Mission Critical Sites

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RMDCN Steering Group, 4-6 June 2008, Vienna RMDCN - Availability

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RMDCN Steering Group, 4-6 June 2008, Vienna Suppl. 4 12-months augmentation Initial contract period Automatic 12-month expansion Automatic 12-month augmentation 2004 2005 2006 2007 2008 2009 2010 BCR Effective Date BCR Effective Date PR Effective Date BCR Effective Date BCR Effective Date Contract Review The Future Current contract with OBS began in Dec 1998 (~10 years on next BCR) An ITT procedure can take up to 18-24 months (and that for a fact the execution will endure some postponements), subsequently another system administration must be actualized in 2010 at the most punctual

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RMDCN Steering Group, 4-6 June 2008, Vienna Timeline for proposition 2008 January to March: Market Survey April: Annual Price Review with OBS Late spring: Session of the RMDCN RA VI Steering Committee Summer: Session of the TAC Subgroup on the RMDCN Autumn: Report to TAC and to Council Depending on the result 2009 March: Issue of the ITT May: Closing date Summer: Evaluation and contract arrangement Autumn: Report to ECMWF advisory groups, WMO RA VI Steering Committee and ECMWF Council 2010 - Spring: Start of the movement to the new system

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RMDCN Steering Group, 4-6 June 2008, Vienna TAC Subgroup on RMDCN Established amid 37 th TAC in October 2007 Terms of Reference to audit the extension and approach of the arranged systems administration showcase overview; to look at the result of the market study and make suggestions; to include WMO/RA VI, WMO Secretariat and EUMETSAT as onlookers in the subgroup, as suitable; to consider the outcomes of any further development of the RMDCN to non-RA VI nations.

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