The TREX Regional Exchanges Oy (TREX) operates an

Internet exchange point Internet exchange points (IXes or IXPs) are common grounds of IP networking, allowing participant Internet service providers (ISPs) to exchange data destined for their respective networks. IXPs are generally located at places with preexisting ...

Tampere Tampere ( , , ; sv, Tammerfors, ) is a city in the Pirkanmaa region, located in the western part of Finland. Tampere is the most populous inland city in the Nordic countries. It has a population of 244,029; the urban area has a population o ...

, Finland. TREX was established in 2002 and traffic on its first switch started in 2003. TREX was preceded by some local private peering arrangements between its initial members since the 1990s. TREX is a member of the

European Internet Exchange Association The European Internet Exchange Association, or Euro-IX, is an association of European Internet exchange points. It is a community-driven association serving European Internet exchange points and Internet service providers and the general IP commu ...

. TREX is a

company A company, abbreviated as co., is a Legal personality, legal entity representing an association of people, whether Natural person, natural, Legal person, legal or a mixture of both, with a specific objective. Company members share a common p ...

that provides Internet exchange point services to connected Internet operators. This differs from many other

IXP Internet exchange points (IXes or IXPs) are common grounds of IP networking, allowing participant Internet service providers (ISPs) to exchange data destined for their respective networks. IXPs are generally located at places with preexisting ...

s which are associations that Internet operators join as members in order to connect and exchange traffic. TREX tries to provide both a service platform and a research platform for the Internet and they have taken part in a number of research projects over the years. TREX also tries to promote the adoption of new Internet technologies. For example, TREX provides public Teredo server and relay and

NAT64 NAT64 is an IPv6 transition mechanism that facilitates communication between IPv6 and IPv4 hosts by using a form of network address translation (NAT). The NAT64 gateway is a translator between IPv4 and IPv6 protocols, for which function it need ...

test services as a result of some past and present research projects.

Network

The primary TREX switch is an

Arista Networks Arista Networks (formerly Arastra) is an American computer networking company headquartered in Santa Clara, California. The company designs and sells multilayer network switches to deliver software-defined networking (SDN) for large datacenter, ...

low-latency 10Gbit/s cut-through switch. Connecting ISPs bring their own

SFP SFP may refer to: Organizations * Salton Inc. (former stock symbol: SFP), now part of Russell Hobbs, Inc. * Swedish People's Party of Finland, a Swedish minority and mainly liberal party in Finland * Syrian Free Press, a Syrian social news networ ...

SFP+ Small Form-factor Pluggable connected to a pair of fiber-optic cables Small Form-factor Pluggable (SFP) is a compact, hot-pluggable network interface module format used for both telecommunication and data communications applications. An SFP ...

module to match their connection choices such as speed, distance and

Wavelength division multiplexing In fiber-optic communications, wavelength-division multiplexing (WDM) is a technology which multiplexes a number of optical carrier signals onto a single optical fiber by using different wavelengths (i.e., colors) of laser light. This techniq ...

. There are a number of smaller secondary switches, which are mostly used for TREX's services and a couple of ISPs connecting over

1000BASE-T In computer networking, Gigabit Ethernet (GbE or 1 GigE) is the term applied to transmitting Ethernet frames at a rate of a gigabit per second. The most popular variant, 1000BASE-T, is defined by the IEEE 802.3ab standard. It came into use i ...

TREX Workshops

TREX also hosts annual

Internet network operators' group Internet network operators' groups (NOGs) are informal, country-based, or regional groups that exist to provide forums for Internet network operators to discuss matters of mutual interest, usually through a combination of mailing lists and annual co ...

meetings called TREX Workshops, in Tampere. These are currently the only open gatherings for

ISPs An Internet service provider (ISP) is an organization that provides services for accessing, using, or participating in the Internet. ISPs can be organized in various forms, such as commercial, community-owned, non-profit, or otherwise private ...

and the

peering In computer networking, peering is a voluntary interconnection of administratively separate Internet networks for the purpose of exchanging traffic between the "down-stream" users of each network. Peering is settlement-free, also known as "bill-and ...

community in Finland. The seminar topics change from year to year, but the presentations are always in English so that the seminar is also approachable by international visitors.

Services

The idea is to develop new services that an exchange point can provide to its member networks. These are typically not services that end users could use directly. Rather, the member networks are supposed to refine them further for user consumption. Typical services adopted by many exchange points world wide are root name service and stratum 1 time service. TREX participates in The AS112 Project which is an any cast name service.

External links

PeeringDB record for TREX

References

{{DEFAULTSORT:TREX Regional Exchanges Tampere Region Exchange Internet exchange points in Finland Tampere Communications in Finland Internet in Finland

Network

TREX Workshops

Services

See also

External links

References