2 3Beijing handout

STATUS OF IMPLEMENTATION ATRTH BEIJING: 

STATUS OF IMPLEMENTATION AT RTH BEIJING SHI Peiliang, China 2003.9

1. Current status of the GTS links at RTH Beijing: 

1. Current status of the GTS links at RTH Beijing

1. Current status of the GTS links at RTH Beijing: 

1. Current status of the GTS links at RTH Beijing

2. GTS system at RTH Beijing: 

2. GTS system at RTH Beijing Front End for IP connections AlphaServer ES40 Duplicated system UNIX Back End AlphaServer 1000 Duplicated system VMS Front End for Non IP connections MIRA (4) VMS Offenbach Tokyo Seoul Hanoi Pyongyang Ulan Bator Moscow Bangkok New Delhi Asynchronous circuits X.25 circuits IP over FR MSS Current GTS system at RTH Beijing Cisco PIX Firewall RMDCN Routers Cisco 2620 (HSRP) GTS Router Cisco 3640 IP over FR

2. GTS system at RTH Beijing: 

2. GTS system at RTH Beijing Current GTS system at RTH Beijing The back end hosts and the facilities for non IP connections started operation in 1992, partially upgraded in 1997, and will be replaced by new facilities early next year. The facilities for IP connections started operation in December 2001.

2. GTS system at RTH Beijing: 

2. GTS system at RTH Beijing Offenbach Tokyo Seoul Hanoi Pyongyang Ulan Bator Moscow Bangkok New Delhi Asynchronous circuits X.25 circuits IP over FR New GTS system at RTH Beijing Cisco PIX Firewall RMDCN Routers Cisco 2620 (HSRP) GTS Router Cisco 3640 IP over FR Front End AlphaServer ES40 Duplicated system UNIX Back End Duplicated system UNIX based MSS Router Cisco PIX Firewall Web Server Internet DMZ

2. GTS system at RTH Beijing: 

2. GTS system at RTH Beijing New GTS system at RTH Beijing X.25 circuits and asynchronous circuits connect to the new system via a multiprotocol router. Computer systems The front end and the back end are two separate systems. Each system is a duplicated system. UNIX based Application Software Front end collecting and transmitting data via GTS links. Supporting FTP, TCP sockets, X.25, Asynchronous Back end Checking, switching data Packaging messages and files Distributing data to the other internal operational systems, such as real-time database. Operational monitor system monitoring and managing the application system C/S based software running on Linux based PCs Internet Web Server Located in the DMZ of CMA’s Internet system providing read-time observations and CMA’s products to national and international users collecting meteorological data from other GTS centers by FTP and E-mail via Internet The new system will start operation in January 2004.

3. Daily Traffic on the GTS links at RTH Beijing Beijing-Offenbach link: 

3. Daily Traffic on the GTS links at RTH Beijing  Beijing-Offenbach link Offenbach to Beijing Beijing to Offenbach

3. Daily Traffic on the GTS links at RTH Beijing Beijing-Tokyo link: 

3. Daily Traffic on the GTS links at RTH Beijing  Beijing-Tokyo link Tokyo to Beijing Beijing to Tokyo

3. Daily Traffic on the GTS links at RTH Beijing Beijing-Seoul link: 

3. Daily Traffic on the GTS links at RTH Beijing  Beijing-Seoul link Seoul to Beijing Beijing to Seoul

3. Daily Traffic on the GTS links at RTH Beijing Beijing-Moscow link: 

3. Daily Traffic on the GTS links at RTH Beijing  Beijing-Moscow link Moscow to Beijing Beijing to Moscow

3. Daily Traffic on the GTS links at RTH Beijing Beijing- Khabarovsk link: 

3. Daily Traffic on the GTS links at RTH Beijing  Beijing- Khabarovsk link Khabarovsk to Beijing Beijing to Khabarovsk

3. Daily Traffic on the GTS links at RTH Beijing Beijing- Bangkok link: 

3. Daily Traffic on the GTS links at RTH Beijing  Beijing- Bangkok link Bangkok to Beijing Beijing to Bangkok

3. Daily Traffic on the GTS links at RTH Beijing Beijing-New Delhi link: 

3. Daily Traffic on the GTS links at RTH Beijing  Beijing-New Delhi link New Delhi to Beijing Beijing to New Delhi

3. Daily Traffic on the GTS links at RTH Beijing Beijing-Hanoi link: 

3. Daily Traffic on the GTS links at RTH Beijing  Beijing-Hanoi link Hanoi to Beijing Beijing to Hanoi

3. Daily Traffic on the GTS links at RTH Beijing Beijing-Pyongyang link: 

3. Daily Traffic on the GTS links at RTH Beijing  Beijing-Pyongyang link Pyongyang to Beijing Beijing to Pyongyang

3. Daily Traffic on the GTS links at RTH Beijing Beijing-Ulan Bator link: 

3. Daily Traffic on the GTS links at RTH Beijing  Beijing-Ulan Bator link Ulan Bator to Beijing Beijing to Ulan Bator

4. PCVSAT System: 

4. PCVSAT System CMA’s VSAT-based distribution system Communication Satellite: AsiaSat 2 Area coverage: China, and South/East Asia Data rate: 2Mbps Supporting 256 logical channels Over 2200 remotes installed in China and some NMCs of neighboring countries. Pyongyang, May 2000 Ulan Bator, October 2001 Hanoi, August 2003 Via PCVSAT, Pyongyang, Ulan Bator, Hanoi can receive GTS data and RSMC Beijing products.

4. PCVSAT System  Daily broadcasting traffic on the channel to Hanoi: 

4. PCVSAT System  Daily broadcasting traffic on the channel to Hanoi

4. PCVSAT System  Daily broadcasting traffic on the channel to Pyongyang: 

4. PCVSAT System  Daily broadcasting traffic on the channel to Pyongyang

4. PCVSAT System  Daily broadcasting traffic on the channel to Ulan Bator: 

4. PCVSAT System  Daily broadcasting traffic on the channel to Ulan Bator

5. Outage of the GTS links at RHT Beijing in 2003: 

5. Outage of the GTS links at RHT Beijing in 2003

Slide23: 

Thank you !