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S P E C I F I C AT I O N S :
Supports 64 Virtual Concatenation Groups (VCG) of STS-1 SPEs, TU-
3/VC-3s, and/or STS-3c SPE/VC-4s
Support for the Link Capacity Adjustment Scheme (LCAS) Protocol
with Hitless Adds and Removes
System Packet Interface Level 4 (SPI-4), Phase 2, 16-bit Bus OC-192
SFI-4 Line Interface
Dual 4 x 2.5 Gbps Serial STS-48/STM-16-like Backplane Interfaces
with Performance Monitoring to Working and Protection TSIs
8 x 622 Mbps Serial STS-12/STM-4-like Backplane
Interfaces with Performance Monitoring to TSIs
Complete STS-192/VC-4-64 Section, Line, and Path Termination and
Generation
Full Access to SONET/SDH Section, Line and Path Overhead Bytes via
Dedicated Ports
Supports Insertion/Extraction of GFP Client Management Frames, up
to 64 Bytes in Length, from/to the Microprocessor Interface for
Management Purposes
Flexible Payload Processing for Generic Framing Procedure (GFP)
Supports all Payload Types Including Ethernet Frames. Supports
HDLC-like framing: PoS - RFC2615, LAPS - X.85, and X.86
Supports Differential Delays up to 128 ms Through External DDR
SDRAM for Diverse Routing Applications
Backplane Interface: 2.488 Gbps (W & P), serial STS-48/STM-16 or
622 Mbps (W & P), Serial STS-12/STM-4 622MHz for Legacy Backplanes
Line Interface: OIF Compliant SFI-4 Interface
128 Msec of Differential Delay Support
Support for Generic Framing Procedure (GFP)
BENEFITS:
"Right Sizes" the SONET/SDH Channels and Allows more Efficient
Data Transport
Multi-Service Capability with a High Number of Independent Channels
Supporting the Mapping of Different Types of Traffic such as Packet
over SONET, Ethernet over SONET/SDH, Fibre Channel, FICON,
ESCON, DVB-ASI
LCAS Increases the Flexibility of Virtual Concatenation (VC) by Allowing
Dynamic Reconfiguration of VC Groups
Better Bandwidth Utilization with STS-1/VC-3 and or STS-3c/VC-4
Level Granularity
SPI-4.2 Interface Allows Seamless Connection to a Number of Link
Layer Devices such as Multiprotocol MACs, Network Processors
(NPUs), Traffic Managers (TM), or FPGAs
Backplane Drivers for Direction Connection to TDM Switch Fabrics
OIF Standard SFI-4 Interface Enables Direct Connection to Optical
Modules, Forward Error Correction (FEC), Pointer Processors and Other
Devices Supporting Industry Standard SFI-4 Interfaces
GFP Makes it Possible to Transport any Protocol over SONET/SDH
PB-VSC9125,9128-001
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