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NOANET Wide Area Network

NOANET, the network of the National Observatory of Athens is a part of the
Greek Reasearch Network - GRNET

NOANET, September 2000
the Wide Area Network of NOA is registered as Autonomus System by the
European Registrar RIPE.
"noa.gr", July 1996
the Second Level Domain for NOA is registered by the
GR-domain Hostmaster.
NOANET WAN includes four remote sites (Thiseio, Omonia, Penteli and Helmos) arranged in four Local Area Networks and one Virtual LAN (NOA Administration's and Institutes LANs).
 
NOANET Development
 
1995 - The Beginning
First LAN in NOA, NOA-SPACE with router CISCO 4000M
NOA-SPACE connected to INTERNET (Modem, 19.2Kbps leased line NOA-ARIADNET)
NOA-METEO connected to INTERNET (Modem, 19.2Kbps leased line NOA-FORTHNET)
1996 - Setting up NOA Subdomain and WWW Services
NOA Penteli site set up: CISCO 4000M, Modem, 28.8Kbps leased line NOA-ARIADNET
NOA Thiseio site set up: CISCO 2514, Modem, 28.8Kbps leased line NOA-ARIADNET
The NOA-SPACE moved to NOA Penteli site (space.noa.gr 143.233.41.0/24)
Created NOA-ASTRO in NOA Penteli site (astro.noa.gr 143.233.42.0/24)
Started NOA-ASTRO WEB (www.astro.noa.gr)
Created NOA-GEIN in NOA Thiseio site (gein.noa.gr 194.177.194.0/24)
Started NOA-GEIN WEB (www.gein.noa.gr)
Created NOA-METEO in NOA Thiseio site (meteo.noa.gr 194.177.195.0/24)
The NOA subdomain registered by the GR-Hostmaster
1997 - 64Kbps Frame Relay Links
Started NOA-SPACE WEB (www.space.noa.gr)
New link NOA Penteli - Thiseio (64Kbps Frame Relay NOA/Pen-NOA/Thi)
New link NOA Penteli - INTERNET (64Kbps Frame Relay NOA/Pen-ARIADNET)
Stopped the two Leased Lines of 28.8Kbps
1998 - 2Mbps 2.4GHz RF Links
Started NOANET Network Management (HP/OV NNM)
New link NOA Penteli - NOA Thiseio (2Mbps, 2.4GHz RF-Modem NOA/Pen-NOA/Thi)
New link NOA Penteli - INTERNET (2Mbps, 2.4GHz RF-Bridge NOA/Pen-ARIADNET)
Stopped the two Frame-Relay Lines of 64Kbps
Set up FO Backbone in NOA-ASTRO LAN
1999 - NOA Web Site, Record Picks in Access Astro and Gein Sites
Started NOA WEB (www.noa.gr)
Performing necessary actions because of the Y2K Problem
Registered incredible pick in NOA-ASTRO WEB use in August 11-12 (Solar Eclipse)
Registered incredible pick in NOA-GEIN WEB use in September 8-9 (Athens Earthquake)
2000 - NOANET Registered Autonomus System
NOANET Registered as Member of the Greek Research Network (GRNET)
NOANET Registered as Autonomous System in the RIPE
New link NOA Thiseio - INTERNET (2Mbps PCM-link NOA/Thi-GRNET)
Stopped the NOA/Pen-NOA/Thi RF-link (low signal and increased noise)
Set up FO Backbone in NOA-SPACE LAN
Changed IP address pool in NOA-ASTRO LAN (astro.noa.gr 195.251.202.0/24)
2001 - Penteli Site Upgrade
New modular router in NOA Penteli site (CISCO 3640)
Started CISCO FW/IDS security monitoring in NOANET
New link NOA Thiseio - NOA Penteli (2Mbps PCM-link NOA/Thi-NOA/Pen)
Stopped the NOA/Pen-ARIADNET RF-link (preparation for use as backup)
Changed IP address pool in NOA-SPACE LAN (space.noa.gr 195.251.203.0/24)
The NOA-METEO moved to NOA Penteli site (meteo.noa.gr 194.177.195.0/24)
Created NOA-ADMIN in NOA Thiseio site (admin.noa.gr 195.251.204.0/24)
2002 - Thiseio Site Upgrade
New modular router in NOA Thiseio site (CISCO 3640)
Created 100Mbps FO backbone in NOA Thiseio with CISCO Catalyst 2950 Switches
Started CISCO NETFLOW Collector and Analyzer of the NOANET traffic
Installed CISCO Secure Scanner
NOANET FireWall on the two CISCO routers via the IOS-FW facilities (ACL, FW, IDS)
New look of the NOA-GEIN WEB (www.gein.noa.gr)
New look of the NOA-ASTRO WEB (www.astro.noa.gr)
New look of the NOA-SPACE WEB (www.space.noa.gr)
2003 - Penteli Network Center
Formed Network Center in Penteli in the CC of NOA-IAA
Upgraded the 100Mbps FO backbone in NOA Penteli with CISCO Catalyst 2950 Switches
Started TrendMicro InterScan VirusWall & eManager on the mail-servers of NOANET
New SUN server for NOA-ADMIN
Automated security logs statistics from CISCO routers (ACL, FW, IDS)
New web site of the NOA-IERSD (www.climate.noa.gr)
2004 - Management and Upgrades
New SUN server for NOA-SPACE
Changes in the 100Mbps FO backbone in NOA Penteli for the Science Support Directory
Set up RF-Link for NOANET Management
Primary DNS server moved to NOANET-ADMIN
Updates in RIPE Registry records for NOANET
Set up NBAR traffic analysis and on-line info via MRTG
Upgraded the 100Mbps FO backbone in Thiseio and Penteli with new C2950 switches
Set up Cisco SDM and CNA for management NOANET routers and switches
2005 - Upgrades
Zone NOANET-GEIN splitted into two subzones
Completed the 100Mbps FO backbone in NOANET-ASTRO (FO Main-Newall, switches only)
Changes in the NOA Penteli Network Center (A/C, managed UPS, cables, etc.)
Virtual secondary zone NOANET-NESTOR (nestor.noa.gr) under NOANET-ADMIN
Zone NOANET-METEO splitted into two subzones
Virtual subzone of meteo.noa.gr with forecasts server installed in GRNET
New Cisco 3825 routers in NOA Thiseio and NOA Penteli (replaced the old Cisco 3640)
2006 - Omonia site
New NOA Omonia site (subzone of NOANET-ADMIN)
Set up RF-Link NOA Thiseio - NOA Omonia (NOANET-ADMIN)
New HP-Itanium server for NOANET-ASTRO
HP OV NNM upgraded to 7.50
Pilot web-mail service in NOANET-ASTRO
Set up RF Access-Point in NOA Penteli Seminars Room
Completed the 100Mbps FO backbone in NOANET-METEO (second C2950 switch)
Upgraded Cisco 3825 in NOA Thiseio with new Interface Module (NNM-2FE2W)
2007 - FO Gbit NOANET link to GRNET-2
NOANET connected (NOA Thiseio) to GRNET-2 via Gbit FO link (the old 2Mbps is backup)
Set up new remote site - NOA Helmos (Aristarchos telescope site on Mt Helmos)
Set up RF-Link NOA Penteli - NOA Helmos (NOANET-ASTRO LAN)
New HP-Itanium server for NOANET-METEO
HP OV NNM upgraded to 7.51
Web-mail service in NOANET-METEO
Virtual web-site for NOANET-NESTOR (www.nestor.noa.gr)
 
 
WAN Connections
(end-points)
 
1995 Space-ARIADNET
Meteo-FORTHNET
1996 NOA/Th-ARIADNET
NOA/Pe-ARIADNET
1997 NOA/Th-ARIADNET
NOA/Pe-ARIADNET
1998 NOA/Pe-ARIADNET
NOA/Th-NOA/Pe
1999 NOA/Pe-ARIADNET
NOA/Th-NOA/Pe
2000 NOA/Pe-ARIADNET
NOA/Th-NOA/Pe
NOA/Th-GRNET
2001 NOA/Pe-ARIADNET
NOA/Th-NOA/Pe
NOA/Th-GRNET
2002 NOA/Pe-ARIADNET
NOA/Th-NOA/Pe
NOA/Th-GRNET
2003 NOA/Th-NOA/Pe
NOA/Th-GRNET
2004 NOA/Th-NOA/Pe
NOA/Th-GRNET
2005 NOA/Th-NOA/Pe
NOA/Th-GRNET
2006 NOA/Th-NOA/Pe
NOA/Th-NOA/Om
NOA/Th-GRNET
2007 NOA/Pe-NOA/He
NOA/Th-NOA/Pe
NOA/Th-NOA/Om
NOA/Th-GRNET
NOA/Th-GRNET2

 

 

 

 

 

 

 

 

 

 

 

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