| |
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) |
|
|
|
IAA homepage
TELESCOPES 
back page 