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ALCATEL DTU SPECIALS
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FACTORY REFURBISHED
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Alcatel 2801 MainStreet DTU HDSL Data Termination Unit
Features
- User port: single high speed data
- Connector: DB-37
- Physical interface (user): V.35,
V.36, TIA/EIA-449 (RS-449) or X.21
- Physical interface (network): HDSL
- Mode of operation: DCE
- Support of control leads
- No switches or jumpers
- Remote initiated loopbacks
- Diagnostic LEDs
PN: 90-4925-01
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Network and Service Management
- Full end-to-end path management and
provisioning
- Local or remote management
interface through NMTI, Craft Interface or the Alcatel 5620 Network
Manager (NM)
- Centralized alarm management with
audible and visual alarm notification
- Centralized software administration
- Automatic discovery of equipment
additions, deletions and changes
- Extensive performance data for SLAs
and billing
- Multiple graphical displays of
performance data
Physical Description
- Height: 3.7 cm (1.5 in.)
- Width: 19.4 cm (7.6 in.)
- Depth: 27.0 cm (10.6 in.)
- Weight: approximately 0.85 kg (1.8
lb.)
Shipping and Storage
- -40 C to 66 C (-40 F to 150 F)
Operating Environment
- 0 C to 40 C (32 C to 104 F)
- 5% to 95% relative humidity,
noncondensing
- 60 m (197 ft.) below sea level to
1,800 m (5,905 ft.) above sea level
General
- Fully software configurable
- Software downloadable
- Full range of automatic and user
directed diagnostics
- Integral BERT
- Advanced line monitoring for line
quality
- Open and short detection
- Power failure detection
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Product Safety
- IEC 950, CSA 950, UL1950, EN 60950,
EN 41003, AS/NZS3260
EMC
- ICES-003, FCC 15, EN 55022, CISPR
22, AS 3548 (Class A)
- AS/NZS3548 Class A
- ICES-003, FCC 15, EN 55022, CISPR
22, AS 3548 (Class B)
- EN 61000-3-2, EN 61000-3-3 (PFC,
voltage fluctuations)
- EN 50082-1 (ESD, RF immunity, EFT
etc. ) (commercial)
- EN300386
Network Attachment
- JATE Digital Services (Green Book)
- PEC-1992-002 (Network, as well as
EMC and Safety)
Miscellaneous
- TR-NWT-000332 (Reliability),
TR-NWT-000078 (Workmanship)
- GR-63-CORE (Environmental),
GR-1089-CORE (EMC, Safety)
- ITU-T V.13
Power
- Maximum 5.75 W
- 110/220 V AC
- AC powering
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Alcatel 275x MainStreet DTU
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BRAND NEW!
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Alcatel 2751 MainStreet DTU
- Ports: dual V.24, TIA/EIA-232
- Connectors: DB-25
- Physical interface: TIA/EIA-232C,
CCITT V.24/28
- Mode of operation: DTE/DCE
- Control signals supported: RTS,
CTS, ALB, RDL, DCD, DSR, DTR, RI
- Variable character length: 9, 10 or
11 (start, data, parity, stop bits)
- Rate adaptation: HCM
- Synchronous data rates: 0.15 kb/s
up to 64 kb/s
- Asynchronous data rates: 0.15 kb/s
up to 38.4 kb/s
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Alcatel 2752 MainStreet DTU
- Ports: dual X.21, TIA/EIA-449
- Connectors: DB-15
- Physical interface: TIA/EIA-449/442,
CCITT X.21, ISO 4903
- Mode of operation: DTE/DCE
- Control signals supported: C, I
- Variable character length: 9, 10 or
11 (start, data, parity, stop bits)
- Rate adaptation: HCM
- Synchronous data rates: 0.15 kb/s
up to 128 kb/s
- Asynchronous data rates: 0.15 kb/s
up to 57.6 kb/s
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Alcatel 2753 MainStreet DTU
- Ports: dual V.35
- Connectors: DB-25
- Physical interface: CCITT V.35, ISO
2593
- Mode of operation: DTE/DCE
- Control signals supported: RTS,
CTS, ALB, RDL, DCD, DSR, DTR, RI
- Variable character length: 9, 10 or
11 (start, data, parity, stop bits)
- Rate adaptation: HCM
- Synchronous data rates: 0.15 kb/s
up to 128 kb/s
- Asynchronous data rates: 0.15 kb/s
up to 57.6 kb/s
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Alcatel 2902 MainStreet NTU Network
Termination Unit |
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The Alcatel 2902 MainStreet NTU can be
configured to deliver n*64 kb/s to 2 Mb/s voice and data services up to 5 km
(3.1 mi.), without requiring repeaters. It enables efficient remote
management and can be monitored and reconfigured from a centralized
location.
The Alcatel 2902 MainStreet NTU allows
service providers to multiplex data, router and local area network (LAN)
traffic into a single, versatile gateway.
Maintenance
- All parameters are software
configurable
- DTE and DCE maintenance ports
- Multilevel password protection
- Automatic self-diagnostics and directed
diagnostics with statistics
- Alarm storage buffer
- Remote alarm signaling
- Local and remote loop backs
- Alarm contacts and sensors
- Compatible with G.821 CRC4 statistics
over E1
Physical Description
- The standard case is a desktop design
with brackets available for rack-mount installation
- Height: 9.3 cm (3.66 in.), 2VU
- Width: 43.2 cm (17 in.) without
rack-mounting ears; 48.2 cm (19 in.) with rack-mounting ears
- Depth: 28.14 cm (11.08 in.)
- 48.26 cm (19 in.) and 58.42 cm (23 in.)
sliding drawer mountings are available as options
Operating Environment
- Temperature: 0 C to 40 C (32 F to 104
F)
Power
- Universal AC power supply 90 V AC to
240 V AC
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Technical Summary

E1 Interfaces
- Compatible with applicable sections of
ITU-T G.703, G.704
- HDSL
- HDB3
- 75/120 line impedance
- BNC/RJ-45 connectors
- Single mode optical fiber via FC/PC
connector
- Typical range up to 18 km (11.16
mi.)
Termination Interfaces
Any two DCMs:
- X.21 (up to 1.92 Mb/s)
- V.35 (up to 1.92 Mb/s)
- Dual port V.24, TIA/EIA-232 (up to 64
kb/s)
- 2B1Q (up to 128 kb/s)
- Codirectional (fixed at 64 kb/s)
Network Termination Units
With 2B1Q DCM installed:
- 275x DTUs
- Synchronous data rates up to 128 kb/s
- Asynchronous data rates up to 38.4 kb/s
(including 14.4 kb/s)
Data Connectors/Interface Adapters
- X.21: single 15-pin D-type female
- V.35: single 25-pin D-type female
- TIA/EIA-232: dual RJ-45 socket
- Codirectional: dual RJ-45 socket
- 2B1Q: RJ-45 socket
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270x MainStreet DTU Data Termination Units |
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90-0887-98-03 2701 MainStreet RS-232/V.24 ER DTU (110V/230V)
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90-0888-03/04 2702 MainStreet X.21 ER DTU (110V/230V)
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90-0889-03/04 2703 MainStreet V.35 ER DTU (110V/230V)
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Smart 16/16e Shelves
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Smart 16/16e Shelves
- 19" or 23" rackmount system holds up to
16 DSU, ISU, TSU, and IQ rackmount modules
- Internally mounted AC or DC power supply
to convert AC or DC input power to required voltages for shelf operation
- SNMP/Telnet management for all installed
devices (Smart 16e)
- SLIP and 10BaseT Ethernet port (Smart
16e)
- Local and remote configuration and
control of up to 256 devices via single controller card
- Controller access via DATAMATETM
or EIA-232 interface
- EIA-232 interface supports local or
remote terminal through modem connection
- Two power supply slots to house redundant
power supplies (one required for operation)
- Single power shelves include controller
with single feed rear interface card and a single power supply
- Single feed power shelves may be upgraded
to dual feed shelves with appropriate dual power rear interface card
- Dual power shelves include controller
with dual feed rear interface cards and two power supplies
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