1. © Crown copyright Met Office Joint ICT GTS-WIS MTN and ET-GTS WIS OI Chris Little, The Met Office 23-26 September 2008 Geneva, Switzerland

2. © Crown copyright Met Office Contents The Met Office [UK] RTH Status Report RTH & NMS connectivity from Exeter Message switching systems – Frost File switching systems – DART E-Mail gateway systems - IronPort

3. © Crown copyright Met Office RTH GTS connectivity from Exeter RTHConnectionCircuitsProtocolInfrastructureType Melbourne, AustraliaCCT = 256Kbytes IP BW = 256Kbytes Alphanumeric GRIB T4 IP socketsFrame RelayRTH Toulouse, FranceCCT = 3.75Mbytes IP BW = 3Mbytes Alphanumeric GRIB T4 FTPRMDCNRTH Offenbach, GermanyCCT = 2Mbytes IP BW = 2Mbytes Alphanumeric GRIB T4 FTPRMDCN / Internet backup RTH Rome, ItalyCCT = 2Mbytes IP BW = 2Mbytes All dataFTPRMDCN / Internet backup RTH Moscow, Russian FederationCCT = 512Kbytes IP BW = 512Kbytes Alphanumeric GRIB T4 FTPRMDCNRTH Washington, United States of America CCT = 64Kbytes IP BW = 64Kbytes Alphanumeric GRIB T4 IP SocketsFrame Relay / ISDN backup RTH

4. © Crown copyright Met Office RTH GTS daily traffic CountryMessages in Files inMessages out Files outVolume in (Mbytes) Volume out (Mbytes) Melbourne, Australia92721586988621400283 Toulouse, France30373942062048301701984 Offenbach, Germany138558n/a83549n/a1680270.7 Rome, Italy2926n/a15962n/a5.538.5 Moscow, Russian Federation7454n/a7701418412.5779 Washington, United States of America160950227592208n/a2746433

5. © Crown copyright Met Office NMC GTS connectivity from Exeter NMCConnectionCircuitsProtocolInfrastructureType Brussels, BelgiumCCT = 2Mbytes IP BW = 2Mbytes Alphanumeric GRIB T4 FTPRMDCNNMC Montreal, CanadaCCT = 64Kbytes IP BW = 64Kbytes All dataIP Sockets / FTPFrame RelayNMC Copenhagen, DenmarkCCT = 2Mbytes IP BW = 2Mbytes Alphanumeric T4 IP socketsRMDCNNMC Reykjavik, IcelandCCT = 128Kbytes IP BW = 128Kbytes Alphanumeric GRIB T4 FTPRMDCNNMC Dublin, IrelandCCT = 1Mbytes IP BW = 1Mbytes All dataFTPRMDCNNMC De Bilt, NetherlandsCCT = 2Mbytes IP BW = 768Kbytes All dataIP SocketsRMDCNNMC Oslo, NorwayCCT = 2Mbytes IP BW = 2Mbytes All dataIP SocketsRMDCNNMC Lisbon, PortugalCCT = 768Kbytes IP BW = 768Kbytes All dataFTPRMDCNNMC Madrid, SpainCCT = 2Mbytes IP BW = 2Mbytes Alphanumeric GRIB T4 IP Sockets / FTPRMDCNNMC ECMWF, United KingdomCCT = 1Mbytes IP BW = 1Mbytes All dataFTPRMDCNBilateral

6. © Crown copyright Met Office NMC GTS MSS daily traffic NMCMessages in Files inMessages out Files outVolume in (Mbytes) Volume out (Mbytes) Brussels, Belgium1171n/a14967n/a16.151.3 Montreal, Canada205713580558n/a64.4347.7 Copenhagen, Denmark773n/a36532757.8130 Reykjavik, Iceland156n/a9313n/a0.0511.9 Dublin, Ireland1102175577013n/a10284.4 De Bilt, Netherlands4468n/a62898n/a46.5147.9 Oslo, Norway1316n/a50396n/a0.361.3 Lisbon, Portugal907n/a29756n/a3.832.7 Madrid, Spain1005n/a26445n/a3.235.9 ECMWF, United Kingdom274214051187301400130282260

7. © Crown copyright Met Office RMDCN daily usage

8. © Crown copyright Met Office RMDCN weekly usage

9. © Crown copyright Met Office RMDCN annual usage

10. © Crown copyright Met Office Daily data volumes Daily volume of message and file traffic through 16 GTS circuits: a) incoming: messages : 2.2 Gbytes file : 0.2 Gbytes b) outgoing: messages : 2.8 Gbytes file : 2.0 Gbytes Daily numbers of messages and files through 16 GTS circuits: a) incoming: messages : 362,496 files : 1,700 b) outgoing: messages : 1,012,834 files : 1,100 Daily Internet traffic volume: incoming : 6.1 Gbytes outgoing : 35.9 Gbytes Daily volume on non-GTS connections: incoming : 26.7 Gbytes outgoing : 41.2 Gbytes

11. © Crown copyright Met Office Frost WMO Message Switching System

12. © Crown copyright Met Office Frost WMO Message Switching System

13. © Crown copyright Met Office DART FTP File Switch

14. © Crown copyright Met Office DART FTP File Switch

15. © Crown copyright Met Office IronPort e-mail gateway

16. © Crown copyright Met Office IronPort Email Filter

17. © Crown copyright Met Office RTH Switch availability Availability figures for period September 2007 to August 2008: WMO message switch – 99.998% FTP file switch – 100% E-mail gateway – 100%