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Network Topology |
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Cross Connect |
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252 x 252 VC-12
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Fully
non-blocking
-
Line-to-Line,
Line-to-Tributary, Tributary-to-Line, Tributary-to-Tributary
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Order wire
support, Alarms and User data Channel |
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E1 / E2 bytes
used for Express order wire (Omnibus/Selective calling facilities)
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Five
potential-free outputs and two potential-free inputs
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F1 byte for
user data channel
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Network Element Configurations
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Terminal
Multiplexer (TMUX)
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Add Drop
Multiplexer (ADM)
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Power Supply
|
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-48V DC
nominal, -36V to –60V DC or 230V 50Hz AC Power Supply
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Power
consumption – less than 35W
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Physical
Dimensions |
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Dimensions (H x
W x D): 44 mm x 445 mm x 270 mm
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Aggregate Interfaces
|
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2 x STM-1e/o
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S1.1, L1.1, L
1.2 (ITU-T G.957 Compliant)
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Network
Maintenance |
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Element
Management System, supports full FCAPS functionality.
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RS-232 port
for craft interface
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In-band
control supported using SONET/SDH Overhead bytes
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E1 management
channel with drop facility
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Alarm
Signaling Indicators and External Contacts
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Environmental
|
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Operating
Temperature: 0° to 50° C
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Relative
Humidity: 10% to 90%, non-condensing
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Tributary Interfaces
|
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E1/DS1, E3/DS3
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STM-1o /
STM-1e/E4
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Maintenance
|
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Higher-order
and Lower-order POH, SDH level alarms and performance monitoring as
per ITU-T Rec. G826 and G.784
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Software
downloads
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Ethernet Interfaces
|
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8 port 10/100
Ethernet
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LCAS
-
GFP/ X.86
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Lower and
Higher Order Virtual Concatenation
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Full/half
duplex, auto-negotiation
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Timing &
Synchronization |
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Timing &
Synchronization of System (as per
ITU-T G. 813)
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Internal
oscillator capable of supplying a ITU-T G.813 compliant Stratum-3 SEC
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Support of SSM
byte
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Internal &
External Timing
interfaces: Two E1 BITS
interfaces (as per ITU-T G.703)
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