 JGN2 Services Available
[JGN2 Services Available in All Access Points]
Ethernet Connection Service (L2 Service)
- Point to Point Connection Service
This service provides L2 point to point connection based on a VLAN.
- Multi-points Connection Service
This service provides L2 multiple points connection based on the same
VLAN.
IP Connection Service (L3 Service)
This service provides connections for JGN2 users with each other, or with other research networks and other users, at the IP level as a service with an IPv4/IPv6 dual stack.
[JGN2 Services Available in Certain Access Points]
OXC Connection Service  *OXC: Optical Cross
Connect
(Tokyo<2 sites>; Osaka; Keihanna; Fukuoka; Kanazawa)
This service provides connections for places where the OXC* system is installed at the optical wavelength level. 1Gbps and 10Gbps will be used as connection interface.
Ex. GMPLS Technology
*GMPLS: Generalized Multi-Protocol Label Switching Tchnology
10Gbps Connection Service
(Otemachi/Tokyo; Akihabara/Tokyo; Dojima/Osaka; Fukuoka; Tsukuba; Kanazawa; Keihanna;
Okayama; Kitakyushu, Chicago, etc. Total: 20 Access Points)
This service provides connections for certain access points by a 10Gbps-Ehternet. It is also possible to connect access points which do not provide this service.
Ex. LSR Event *LSR:
Land Speed Record
Optical Testbed Service
(Testbed A: Dojima/Osaka-NICT Keihanna Branch; Testbed B: Otemachi RC/Tokyo-Tsukuba RC; Testbed C: Tsukuba RC-Akihabara/Daibiru-Otemachi/Tokyo-NICT Koganei Headquarters)
This service provides optical transmission with dark fiber to conduct experiments between certain access points of 3 respective portions aforementioned.
It is necessary for users to consult with JGN2 Center about every experiment to be conducted.
Ex. 160Gbps
OTDM Technology
*OTDM: Optical Time Division Multiplexing
* Furthermore, please refer to the configuration of the optical testbed network.
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