Status of Implementation at RTH Tokyo
Doc. 2 (2) Presentation version
RA II/ICM-GTS 2003 (Moscow, 8 to 10 September 2003)
Contents
1. GTS facilities
2. GTS circuits
3. Use of the Internet
4. Collection of SHIP reports
By Hiroyuki Ichijo
Main components of Operational Telecommunication
System at Kiyose operation Office
1. GTS facilities
Router for GTS connections
Pure IP circuits
NEC IP45/604 (Cisco OEM, Cisco3640)
Private IP addresses
Router for IMTN
NEC IP45/651 (Cisco OEM, Cisco7010)
Official IP addresses
FTP
Server
FTP
Server
Asynchronous circuit
X.25 circuits
AS 64520
Official IP addresses
Packet Switch
NAT (Network Address Translation)
Router
NEC IP45/621M (Cisco OEM, Cisco4500-M)
Private IP addresses
Private IP addresses
MSS
FAX
MSS
FAX
Line Switch (for duplicated system)
TCP/IP test environment via the Internet at JMA headquarters
ISP
Internet accessing system at
JMA headquarters
INTERNET
Router for Test
connections
Test partners
Test host 1
Simulating
MSS
Socket AP
Dummy data
tool
Test host 2
Simulating
FAX
Socket AP
Dummy data
tool
2. GTS circuits
Implementation status at present
Circuit
Speed
Washington
Tokyo
MTN
Melbourne
Tokyo
MTN
Beijing Tokyo
MTN
New Delhi
Tokyo
MTN
Seoul
Tokyo
RMTN
Khabarovsk
Tokyo
RMTN
Bangkok
Tokyo
RMTN
Hong Kong
Tokyo
RMTN
Manila Tokyo
Interregional
Protocol
Exchange data type
FR (IMTN cloud I)
CIR: WT  32/768kbps  TK
Port: WT=1.5Mbps,TK=1.5Mbps
TCP/IP Socket
FTP
Message (A/N, binary, fax)
File (Satellite data)
FR (IMTN cloud I)
CIR: MB  16/32kbps  TK
Port: MB=256kbps,TK=1.5Mbps
TCP/IP Socket
FTP
Message (A/N, binary, fax)
File (Satellite data)
TCP/IP Socket
Message (A/N, binary, fax)
TCP/IP Socket
Message (A/N, binary)
TCP/IP Socket
Message (A/N, binary, fax)
X.25 PVC
Message (A/N, binary, fax)
TCP/IP Socket
Message (A/N, binary)
TCP/IP Socket
FTP
Message (A/N, binary)
File (Satellite data)
Asynchronous
Message (A/N)
FR (NNI basis)
CIR: BJ 32/32kbps TK
Port: BJ=64kbps,TK=192kbps
64kbps
FR (NNI basis)
CIR: SL 16/16kbps TK
Port: SL=64kbps,TK=192kbps
14.4kbps
FR (NNI basis)
CIR: BK 16/16kbps TK
Port: BK=64kbps,TK=192kbps
FR (NNI basis)
CIR: HK 16/16kbps TK
Port: HK=64kbps,TK=192kbps
200bps
Transport level configuration of GTS circuits at present
64kbps
HKT
Frame Relay
Network
Hong Kong
64kbps
KDDI
Frame Relay
Networks
DACOM
Frame Relay
Network
Seoul
BTA
Frame Relay
Network
64kbps
Beijing
CAT
Frame Relay
Network
64kbps
Bangkok
NNI basis Frame Relay
connections
192kbps
Tokyo
1.5Mbps
200bps
Manila
14.4kbps
Khabarovsk
64kbps
New Delhi
Dedicated line connections
IMTN cloud I (Seamless
Network by a single provider)
BT Frame Relay Network
256kbps
Melbourne
1.5Mbps
Washington
Upgrade plans
Circuit
Beijing
Tokyo
Speed
MTN
New Delhi
Tokyo
MTN
Khabarovsk
Tokyo
RMTN
FR (IMTN cloud II)
CIR: BJ 48/48kbps TK
Port:
BJ=128kbps,TK=128kbps
FR (IMTN cloud II)
CIR: ND 16/16kbps TK
Port:
ND=64kbps,TK=128kbps
14.4 - 28.8kbps (V.34)
Protocol
Remarks
TCP/IP
Socket
Target : by the end of
2003
TCP/IP
Socket
Target : 2003/2004
TCP/IP
Socket
Target : by the end of
2003
Transport level configuration planned in the stage of 2003
64kbps
HKT
Frame Relay
Network
Hong Kong
64kbps
Seoul
KDDI
Frame Relay
Networks
DACOM
Frame Relay
Network
64kbps
CAT
Frame Relay
Network
Bangkok
NNI basis Frame Relay
connections
192kbps
Tokyo
128kbps
200
bps
Manila
14.4
-28.8
kbps
Khabarovsk
Dedicated line connections
1.5Mbps
Equant Frame Relay Network
64kbps
New Delhi
128kbps
Beijing
IMTN cloud II (Seamless
Network by a single provider)
BT Frame Relay Network
256kbps
Melbourne
1.5Mbps
Washington
IMTN cloud I (Seamless
Network by a single provider)
3. Use of the Internet
ISP #2 (C&W)
Internet
8Mbps
ISP #1 (IIJ)
10Mbps (outgoing)
2Mbps(incoming)
Packet Shapers
Router Controllers
FireWalls
DMZ
Load
Balancer
RSMC Data
Serving System
Public servers
DNS, Web, FTP,
(DDB, NEARMail, News servers GOOS…)
Proxy
Server
COSMETS
LAN
JMA Secure Zone
Real-time file
serving system
Satellite IP network
system for
information commonuse
JMA Office
Intranet
Local
Observatories
Available information of RTH Tokyo
• History of upgrades of GTS circuits connected with RTH Tokyo
http://www.jma.go.jp/JMA_HP/jma/jma-eng/jma-center/rth/GTS_upgrade.html
• Current status of GTS circuits connected with RTH Tokyo
http://www.jma.go.jp/JMA_HP/jma/jma-eng/jma-center/rth/RTH_current.html
• Routing Catalog of RTH Tokyo
http://ddb.kishou.go.jp/GTS_routeing/RJTD/RJTDROCA.TXT
• Comprehensive Catalog of Meteorological Bulletins in the zone of responsibility of RTH Tokyo
http://ddb.kishou.go.jp/pub/BulletinCatalog/
• List of observing stations in Japan
http://ddb.kishou.go.jp/pub/ObservingStation/OBS_STATION.DAT
4. Collection of SHIP reports
Through Coast Stations (HF)
Annual amounts of SHIP reports
[Number of reports]
Through INMARSAT/CES
Through GMS (DCP)
150,000
67012
100,000
75415
75251
70804
57688
32661
0
39412
34315
62614
63674
50377
46514
24074
20222
21409
2000
2001
2002
54715
61718
50,000
39865
62918
39002
49491
54255
31996
19893
18955
18559
22887
1993
1994
1995
1996
31710
1997
31472
1998
[Year]
29993
1999