NOAA’s NWS Telecommunication Gateway RTH Washington

1. NOAA’sNWS Telecommunication GatewayRTH Washington • Dan Starosta, Telecommunications Gateway Operations Branch • Office of the Chief Information Officer • NOAA’s National Weather Service • FAA FTI Brief & Tour • March 14, 2007

2. NWSTG Functional Overview • The NWSTG is • the central communication facility of the NWS; • the primary acquisition and distribution center for NWS data and products; • the primary acquisition and distribution center for international data and products to meet WMO, ICAO and bi-laterally agreed US requirements; • A major data exchange hub for NOAA and other agency data and products.

3. NWSTG Functional Overview The NWSTG includes • WMO Regional Telecommunication Hub (RTH) Washington • ICAO OPMET Databank (KWBCYMYX) • the ASOS Operations and Monitoring Center (AOMC) • Operational oversight of U.S. federal automated surface observing systems • the AWIPS Network Control Facility (NCF) • AWIPS is the main NWS’ system which supports the NWS forecast and warning mission requirement • The NCF is the central communications hub and technical support center for AWIPS

4. Data Input to the NWSTG Data Input Methods • IP / Sockets • X.25 • Asynchronous • FTP – http://weather.gov/tg/ftpingest.html • Email – http://weather.gov/tg/emailingest.html • Web - http://weather.gov/tg/bullguid.html

5. GTS ISCS EMWIN Internet GMDSS NWS Telecom. Gateway* NWWS NWR LDAD Family Of Services (FOS) Interagency Connections SBN/NOAAPORT AWIPS* * Although not dissemination systems these are systems that are critical to the process Dissemination Systems International National

6. NWS Telecommunications Gateway (NWSTG) GTS Other Agencies NCEP NESDIS Family of Services Public Product Service Domestic Data Service3 International Data Service High Resolution Data Service Server Access Service Radar Products Service NWSTG NCF ISCS EMWIN NOAAPORT Watches, Warnings, Advisories, & Statements GOES

8. Replacement / BackupTG Description NWS users • Nat’l Centers for Environ. Prediction • NWS Regional Offices • Domestic/int’l observation & forecast offices • AWIPS Worldwide users • WMO/ICAO • Family of services • Govt. agencies • Internet users • Foreign countries • Emergency mgrs NWS Telecom Gateway • Located in Silver Spring • New message switching syst. allows future upgrades • x 2 upgradeability • Much improved response time • Redundancy ensures uninterrupted service • Full configuration management 120GB/46 1500 GB 85GB/38 250 GB Geographically separated backup system in northern Virginia 90GB/46 900 GB 950GB/38 3500 GB Daily Throughput/# of circuits Current over projected growth

9. Government Networking Requirements • IP-based networking solution • Any-to-any connectivity • High degree of bandwidth scalability • Optimum redundancy and survivability • IP convergence (i.e., voice, video and data over IP) • High-end performance • Network security remains paramount, particularly in light of today’s socio-political threats • Segmentation from the public Internet • Minimizes risk of security or privacy breaches

10. MPLS Network NOAANet IP connections Range of speeds: Fractional T1, T1 Multi-Megabit T1 Fractional DS3, Full DS3 10Mb Ethernet 100Mb Fast Ethernet OC3 and OC12 NOAANet PIP Gateway Upgrading to OC-12 GTS Other Intnl Non IP Internet

11. Issues • Data Explosion • Increased resolution of observations and models • Increased frequency of observations and models • Increased number of sensors • Improved sensing technology • New spatial and temporal requirements • Graphics, imagery, and video • Thousands of small products • Bandwidth • Technology selection • Estimation of capacity growth • Transmission of ‘information’ versus ‘raw data’

12. New Technologies • Geographic Information Systems (GIS) • Digital Video Broadcast • Optical Networks • Multi Protocol Label Switching (MPLS) • Wireless • Public-Key Infrastructure (PKI) • New Data Formats • Table driven – Binary & XML • Data discovery based exchange

13. Thank You! Questions? Discussion