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<strong>ASMi</strong>-<strong>54L</strong>SHDSL.bis ModemTRAFFIC MANAGEMENT AND SECURITYThe <strong>ASMi</strong>-<strong>54L</strong> unit can be managed usingthe following connections:• Local RS-232 terminal• Telnet server, SNMP (Ver.1)• Web server• Inband management with or withoutdedicated VLAN.RESILIENCYDying Gasp condition occurs if there is aninterruption in the <strong>ASMi</strong>-<strong>54L</strong> powersource. <strong>ASMi</strong>-<strong>54L</strong> reports power failuresto the specified network managementstations by sending an SNMP trap. Thishelps a service provider identify andisolate the end-point device thatexperienced a power failure.PHYSICALThe modem is encased in a compacthalf-19” plastic enclosure that can bemounted alone or in pairs in a 19-inchrack using RAD’s optional rack mount kits(see Ordering). The modem is available inextended temperature versions (by specialrequest).OAM<strong>ASMi</strong>-<strong>54L</strong> complies with the IEEE 802.3ah(IEEE 802.3-2005) standard for Operation,Administration, and Maintenance (OAM),originally developed for Ethernet in theFirst Mile (EFM) applications. OAM is a setof functions designed to monitor networkoperation on an SHDSL line, in order todetect line faults and measureperformance.LANLANLAN<strong>ASMi</strong>-<strong>54L</strong>PFH-42W / 4W15 / 30 MbpsS-RPT<strong>ASMi</strong>-<strong>54L</strong>LANLANLANLANLANFigure 3. Extended Rates over 2-wire or 4-wire lines with S-RPT Repeater and PFH-4 Feeder
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