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BOTU

Optical Network Termination Unit

and Line Card for ULAF+ Access Switch

reliable

flexible

strong

The BOTU is the Optical Network Termination Unit of the ULAF+ product family designed to transmit broadband traffic over fibre. With its high reliability the BOTU is the leading choice for delivering business class voice and data services. The built in Layer 2 switch with comprehensive VLAN support and flexible QoS prioritisation allows for carrier class multi service applications.
The BOTU helps network operators with its modular design and wide range of interfaces to provide custom tailored services over optical lines. On top of 100 Mbit/s Ethernet traffic up to four 2 Mbit/s E1 channels or legacy data services can be transmitted.

User Interface

  • 4x E1 ports, G.703/704, RJ45
  • 4x Fast Ethernet ports, RJ45 (Full/Half Duplex, Flow Control, Auto neg., Auto MDI-X
Ethernet Features

  • Self learning switch (1024 MAC addresses)
  • Supported frame size up to 2048 bytes
  • VLAN support according IEEE 802.1Q
  • Double Tag VLAN tunneling, Q-in-Q
  • 4 priority queues
  • Priority queuing (PG, WRR)
  • Traffic prioritisation: 802.1p, DSCP, Port based, VLAN based
Optical WAN Interface

  • 2 SFP Slots
  • SFP Modules OC-3/155 Mbit/s
  • Line Protection 1+1
  • Max. Distance 20km, 40km (depending on SFP)
  • Optical connector: SC LC (depending on SFP)
  • Fibers: single or dual (depending on SFP)
  • Wavelentghs: 1310nm, 1550nm (depending on SFP)

APPLICATIONS:

100 Mbit/s Connections via Metro Ethernet Network
8 Mbit/s Ethernet Leased Lines over SDH/TDM Networks
100 Mbit/s Ethernet & Legacy Access / Campus Network, 1+1 Protection

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