[. . . ] [. . . ] Upto64channelgroups, which supportavarietyofencapsulations includingFRandPPP, canbeconfiguredoneachDS1/E1CMA. Multilink PPPisalsosupportedfornxDS1/nxE1 configurations. Alcatel-LucentChannelizedDS1/E1 CMAsaresupportedonthe Alcatel-Lucent7750SR-c12, 7750SR-c4, andAlcatel-Lucent7710SRplatforms, supportin-serviceinsertionand removal, andarefullymanagedbythe Alcatel-Lucent5620ServiceAware Manager(SAM).
Features and benefits
· OperatesinfullchannelDS1/E1mode orchannelizednx64DS1/E1mode · FramerelayandPPPencapsulation · Multi-linkPPPwithlinkfragmentation andintereaving(LFI) l · Binaryeightzerosubstitution(B8ZS) zerosuppressionforDS1ports · High-densitybipolarorder3encoding (HDB3)zerosuppressionforE1ports · DS1superframe(SF)andextended superframe(ESF)framing · E1G. 704framingwithorwithout cyclicredundancycheck4(CRC-4) multiframing · UnstructuredE1g. 703framing · Alarmindications: ¬ AIS(bluealarm) ¬ LOS, OOF/LOF(redalarm) ¬ RAI(yellowalarm)
· Lineloopback(receivesignallooped totransmitsignal) · Equipmentloopback(transmitsignal loopedtoreceivesignal) · Biterrorratetests(BERT) · Near-endandfar-endstatistics (basedonRFC2495) · RJ-48cportconnectors, which provide100-ohmtermination
impedancewhenconfigured forDS1operationand120-ohm terminationimpedancewhen configuredforE1operation · Highlyflexibleport-andchassis-level configurationoptions. DS1/E1CMAs canbeintermixedatboththeslot andchassislevelwithawiderange ofEthernetCMA-XPandotherCMAs
includingEthernet, CircuitEmulation Service(CES), ATMIMA, DS3/E3, andSONET/SDH. The7750SRMedia DependentAdapter(MDA)interface cardscanalsobeconcurrentlysupportedforahighlycost-effective andflexibleapproachtoplatform configurationandservicedelivery.
Table 1. Channelized T1/E1 CMA port density-by-chassis type
CMA TYPE CONNECTOR TYPE 7750 SR-c12 7750 SR-c4 PORTS PER CHASSIS 7710 SR-c12 7710 SR-c4
8-port Channelized DS1/E1 CMA
RJ-48c
64
32
64
32
Table 2. Channelized T1/E1 CMA ordering information
PART NUMBER PART NAME DESCRIPTION
3HE01020AA
CMA 77x0 SR 8-PT CHAN DS1/E1 CMA
7710/7750 SR 8-port DS1/E1 Compact Media Adapter, channelized to n x 64 kb/s, RJ-48c connectors
Technical specifications
Dimensions and weight
· · · · Height: 4. 8 cm (1. 9 in. ) Width: 9. 8 cm (3. 9 in. ) Depth: 30. 0 cm (11. 8 in. ) Weight: 0. 408 kg (0. 9 lb)
Environmental specifications
· Operating temperature: 5°C to 40°C (41°F to 104°F) · Relative humidity: 5% to 85% (non-condensing) · Altitude: 1800 m (5906 ft)
Regulatory agency standards
· Safety: EN 60950-1; IEC 60950-1; EN 60825-1 & 2; UL 60950-1; CSA 60950-1; AS/NZS 60950-1 · EMC: EN300 386; EN55022: EN55024; FCC Part 15 Class A; IC ICES-003 Class A; AS/NZS CISPR22 · Telecom: ACTA TIA-968-A (USA); IC CS-03 (Canada); AS/NZS S016:2001 (Australia)
Regulatory markings
· CE mark (Europe); WEEE (Europe); A-Tick (Australia)
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