• Multiplexes three user ports to an ATM E1 User Network Interface (UNI)
• Consolidates two data ports (Ethernet, Frame Relay or ATM DXI), and one TDM port
• One of the data ports can be configured to support CBR traffic for video applications
• Supports CBR, VBR, UBR
• ATM Adaptation Layers:
  AAL1, AAL5
• Supports DBCES (Dynamic CES) for more efficient link usage
• Traffic shaping ensures better utilization of the E1 ATM uplink
• Offers LAN connectivity (bridged PDU, RFC 1483)
• Supports network and service interworking (FRF.5, FRF.8)
• Translates Layer 3 protocols between Frame Relay and ATM UNI 3.1
• In-band and out-of-band (SNMP) management
• Local management via front panel or ASCII terminal
• Comprehensive diagnostics and statistics on all ports and network layers
• Supports various interfaces: V.35, V.36, X.21, RS-530, or 10Base-T
• Supports ILMI & LMI
• Selectable clock sources

ACE-20-E1/#/$
E1 ATM Access Concentrator