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The PARAMNet-II NIC is based on C-DAC's
Communication Co-Processor-III (CCP-III) chip. Its main
features are:
- Interfaces to SANSW8 (8 port) and SANSW16
(16 port) PARAMNet-II switch
- Supports 2.5Gbps (fibre) links
- Host interface PCI 2.2 64bit/66MHz
- Support for connectionless and connection
oriented protocols. Configurations available for VIA (connection
oriented) and AM (connectionless) protocols. Can be configured
for others
- Capable of performing I/O from paged
virtual memory
- Support for different page sizes
- Support for upto 512MB (128k pages)
of dynamically registered communication buffers
- Support for upto 1024 connections and
upto 1024 completion queues
- Hardware implementation of Doorbells,
Protection Mechanism, Address Translation, etc. and specialized
instruction set of the co-processor for low latencies
- Direct user level hardware access with
protection
- Packetization and re-assembly of messages
done in hardware
- Error detection and recovery done in
hardware
- Latency 10usec approximate
- Aggregate Bandwidth in excess of 300
Mbytes/Sec
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