E1T1 (AT20101)

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E1 / T1 interface extension of Modem Unit ports for PBX and legacy data

Optional External Multiplexer Module E1T1 (AT20101) offers additional interface ports to all range of WAVEFORM microwave radio links and OEM Modem Units. The system enables connection and transport of multiple E1´s / T1´s services (PBX and legacy data) along with IP/Ethernet data and video streams over the same platform.

Simple interconnection with OEM Modem Units is over fibre optics or metallic cable via dedicated SFP ports in EMM and Modem Unit.

E1T1 (AT20101) EMM module is ready for branding and customization to OEM customers.


System advantages

  • Multiple E1/T1 access for WAVEFORM microwave links and OEM Modem Units
  • Seamless integration of PDH services into new and existing networks
  • Building of Hybrid systems for transport of n x E1/T1´s along with Fast and Gigabit Ethernet data
  • Capacity is dynamically allocated between truly occupied E1 / T1 channels and Ethernet stream
  • Each E1 / T1 port setup individually
  • E1 / T1 signals transmission priority over Ethernet stream
  • Supported combination of E1T1 (AT20101) and ASI (AT20102) and ASITSI (AT20103) modules
  • Prepared for branding and customization for OEM customers

Technical specification

  • Up to 16x 2.048 Mbps for E1 standard in single module
  • Up to 16x 1.544 Mbps for T1 standard in single module
  • Support of up to 4 modules in cascade at one link terminal
  • Add-drop support
  • Cross connect support
  • Small footprint (half-rack unit) for scarce space installations
  • Built-in traffic interfaces
    • 16x E1/T1 ports (RJ-45/optionally 2x HDR) in one module (up to 4 modules in cascade)
    • 2x SFP (1000BaseSX/LX) for Modem Unit and other EMM interconnection
  • Integrated management access
    • Managed by common management from connected Modem Unit over SFP
    • Telnet/SSH for CLI access, WEB GUI, SNMPv1/v2c/v3

Modification and Configuration

E1T1 (AT20101x)

  • 1U half 19´rack width module in robust enclosure

  • Ready for branding and customization for OEM customers

E1T1 (AT20101y)

  • EMM module in form of loose boards prepared for integration into customer designed housing

  • Ready for branding and customization for OEM customers


Complete sort of accessories such as AC/DC Power supplies, cables, etc. are available to provide the turn-key system solution for our OEM customers.