LAN/SAN extension services

Service Options:

• BT LAN Extension Service ET 10 (LAN ET)
    - a 10Mb/s Ethernet connection between two sites
• BT LAN Extension Service FE 100 (LAN FE)
    - a Fast Ethernet connection between two sites
• BT LAN Extension Service GBE 1000 (LAN GBE)
    - a Gigabit Ethernet connection between two sites
• BT LAN Extension Service 10 GBE 1000 (LAN 10 GBE)
    - a 10 Gigabit Ethernet connection between two sites
• BT SAN Extension Service ESCON 200 (SAN ESCON 200)
    - a 200Mb/s ESCON connection between two sites
• BT SAN Extension Service FICON 1000 (SAN FICON 1000)
    - a FICON connection between two sites
• BT SAN Extension Service FC 1000 (SAN FC 1000)
    - a 1-Gigabit Fibre Channel connection between two sites
• BT SAN Extension Service FC 2000 (SAN FC 2000)
    - a 2-Gigabit Fibre Channel connection between two sites

UK Service Options:

• BT LES 10 - Interconnects two 10Mbits/s Ethernet LANs over radial distances of 25km between sites.
• LES10LR - Interconnects two 10Mbits/s Ethernet LANs over radial distances of 3.5km between sites within the same exchange area.
• BT LES 100 - Interconnects two 100Mbits/s Fast Ethernet LANs over radial distances of up to 25km between sites.
• BT LES 1000 - Interconnects two 1 Gigabit Ethernet LANs over radial distances of up to 25km between sites.
• BT LES1000ER - Interconnects two 1 Gigabit Ethernet LANs over radial distances of up to 35 km between sites.
• BT LES 155- Provides 155Mbits/s STM1/OC3 paths between two (or more) sites radial distance 25km, enabling the connection of ATM based equipment.
• BT LES 622 - Provides 622Mbits/s STM4/OC12 paths between two (or more) sites 25km radial distance , enabling the connection of ATM based equipment.
• LES2500 – a 2.5Gbps Ethernet connection between two sites.  Maximum radial distance between sites is 25km
• LES10000 – a 10Gbps Ethernet connection between two sites.  Maximum radial distance between sites is 25km
• Wavestream Connect - Based on Dense Wavelength Division Multiplexing (DWDM) technology.  Transparent point to point optical fibre links, capable of supporting any protocol, allowing one fibre link to be split into 32 transparent channels, each capable of supporting a different protocol.