Syzefxis (σύζευξις in Greek, meaning coupling) or "National Public Administration Network", is a project of the Greek Ministry of the Interior, Public Administration and Decentralization, aiming at the evolvement of the voice, video and data infrastructure of the Public Sector in

Greece Greece, officially the Hellenic Republic, is a country in Southeast Europe. Located on the southern tip of the Balkan peninsula, it shares land borders with Albania to the northwest, North Macedonia and Bulgaria to the north, and Turkey to th ...

. The project was about installing and maintaining a stable and fast

computer network A computer network is a collection of communicating computers and other devices, such as printers and smart phones. In order to communicate, the computers and devices must be connected by wired media like copper cables, optical fibers, or b ...

based on the

Internet Protocol The Internet Protocol (IP) is the network layer communications protocol in the Internet protocol suite for relaying datagrams across network boundaries. Its routing function enables internetworking, and essentially establishes the Internet. IP ...

for the public sector organizations, ministries, municipalities, hospitals, social security foundations, schools and many other, counting in total about two thousand nodes. The network provides: * voice and data connectivity for the 2,000 nodes, *

broadband internet In telecommunications, broadband or high speed is the wide- bandwidth data transmission that exploits signals at a wide spread of frequencies or several different simultaneous frequencies, and is used in fast Internet access. The transmission m ...

services and

E-mail Electronic mail (usually shortened to email; alternatively hyphenated e-mail) is a method of transmitting and receiving Digital media, digital messages using electronics, electronic devices over a computer network. It was conceived in the ...

, * a

Website A website (also written as a web site) is any web page whose content is identified by a common domain name and is published on at least one web server. Websites are typically dedicated to a particular topic or purpose, such as news, educatio ...

for each node supporting value added services, like directory services etc., *

Public key infrastructure A public key infrastructure (PKI) is a set of roles, policies, hardware, software and procedures needed to create, manage, distribute, use, store and revoke digital certificates and manage public-key encryption. The purpose of a PKI is to fac ...

for the users, * synchronous and asynchronous education, *

teleconferencing A teleconference or telecon is a live exchange of information among several people remote from one another but linked by a communications system. Terms such as audio conferencing, telephone conferencing, and phone conferencing are also sometime ...

services, * free telephony based on

VoIP Voice over Internet Protocol (VoIP), also known as IP telephony, is a set of technologies used primarily for voice communication sessions over Internet Protocol (IP) networks, such as the Internet. VoIP enables voice calls to be transmitted as ...

technology between all nodes. The network's architecture is based on the hub-and-spoke design. The network was divided in six administrative areas, called "islets". These are: * Islet 1,

Athens Athens ( ) is the Capital city, capital and List of cities and towns in Greece, largest city of Greece. A significant coastal urban area in the Mediterranean, Athens is also the capital of the Attica (region), Attica region and is the southe ...

area * Islet 2, covering the rest of

Attica Attica (, ''Attikḗ'' (Ancient Greek) or , or ), or the Attic Peninsula, is a historical region that encompasses the entire Athens metropolitan area, which consists of the city of Athens, the capital city, capital of Greece and the core cit ...

outside Athens * Islet 3,

Thessaloniki Thessaloniki (; ), also known as Thessalonica (), Saloniki, Salonika, or Salonica (), is the second-largest city in Greece (with slightly over one million inhabitants in its Thessaloniki metropolitan area, metropolitan area) and the capital cit ...

* Islet 4,

Crete Crete ( ; , Modern Greek, Modern: , Ancient Greek, Ancient: ) is the largest and most populous of the Greek islands, the List of islands by area, 88th largest island in the world and the List of islands in the Mediterranean#By area, fifth la ...

* Islet 5, Continental Greece,

Thessaly Thessaly ( ; ; ancient Aeolic Greek#Thessalian, Thessalian: , ) is a traditional geographic regions of Greece, geographic and modern administrative regions of Greece, administrative region of Greece, comprising most of the ancient Thessaly, a ...

Macedonia Macedonia (, , , ), most commonly refers to: * North Macedonia, a country in southeastern Europe, known until 2019 as the Republic of Macedonia * Macedonia (ancient kingdom), a kingdom in Greek antiquity * Macedonia (Greece), a former administr ...

Thrace Thrace (, ; ; ; ) is a geographical and historical region in Southeast Europe roughly corresponding to the province of Thrace in the Roman Empire. Bounded by the Balkan Mountains to the north, the Aegean Sea to the south, and the Black Se ...

and Northern Aegean Islands * Islet 6,

Epirus Epirus () is a Region#Geographical regions, geographical and historical region, historical region in southeastern Europe, now shared between Greece and Albania. It lies between the Pindus Mountains and the Ionian Sea, stretching from the Bay ...

Peloponnese The Peloponnese ( ), Peloponnesus ( ; , ) or Morea (; ) is a peninsula and geographic region in Southern Greece, and the southernmost region of the Balkans. It is connected to the central part of the country by the Isthmus of Corinth land bridg ...

and the

Ionian Islands The Ionian Islands (Modern Greek: , ; Ancient Greek, Katharevousa: , ) are a archipelago, group of islands in the Ionian Sea, west of mainland Greece. They are traditionally called the Heptanese ("Seven Islands"; , ''Heptanēsa'' or , ''Heptanē ...

The implementation of the project was divided in nine subprojects, seven of which are telecommunication projects. The other two are more information technology-oriented. The subprojects are:Thorough description of the project in th
regulatory authority's website
{{Webarchive, url=https://web.archive.org/web/20090414225658/http://www.infosoc.gr/infosoc/en-UK/epktp/Parakoloythish_ajiologish/EthsiaEktheshEkteleshs/Ethsiesektheseis/kales_praktikes/syzeuksis.htm , date=2009-04-14 * Subproject 1, the installation and interconnection of islet 1 users, * Subproject 2, the installation and interconnection of islet 2 users, * Subproject 3, the installation and interconnection of islet 3 users, * Subproject 4, the installation and interconnection of islet 4 users, * Subproject 5, the installation and interconnection of islet 5 users, * Subproject 6, the installation and interconnection of islet 6 users, * Subproject 7, the installation and configuration of the backbone network, * Subproject 8, the training management, * Subproject 9, the public key infrastructure.

Notes

External links

Syzefxis Project

Annual Progress Reports
(in Greek) Telecommunications in Greece