Cabletron Systems 9A000 C.3.11 VMA-200 Technical Specifications, C-30, Hardware Specifications

Models: 9A000

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C.3.11 VMA-200 Technical Specifications

Hardware Specifications

C.3.11 VMA-200 Technical Specifications

The VMA-200 ATM Adapter provides ATM connectivity to Crimson, Onyx, Challenge XL, Challenge L, and Power Challenge machines, and has the fol- lowing specifications:

 

Hardware

Architecture

On-board 25 mHz i960 cell processor

AAL Support

Special purpose, on-board hardware for HEC, CRC, and AAL5 and

 

3/4 calculations

UNI

155 Mbps SONET STS-3c/SDH STM-1

Form Factor

Single-slot 6U or 9U VMEbus

Compliance

ATM cell processing per ANSI T1S1.5/92-002R3, ITU I.361, and

 

ATM Forum v3.0 UNI specification.

Cabling

Duplex 62.5/125 ∝m multimode fiber (2 km max. run, 10 dB loss);

 

2-pair 100 ohm CAT 5 or CAT 5 screened UTP (100 meters max.)

Connectors

ST and SC Types for multimode fiber; RJ-45 for CAT 5 UTP copper

Memory

256 kbytes on-board RAM

DMA Support

“Fly-by,” scatter-gather DMA support; VMEbus Master;

 

A32/D32, 64 word maximum block transfers; A32/D64, 512 word

 

maximum block transfers; Full 32-bit datapath

VMEbus modes supported

Master: A32/D32, A32/D64; Slave: A16/D16, A32/D32

 

Requester: Level 3 only - fair requester; Interrupter: Level [7:1]

 

Software

Transparent TCP/IP protocol interface

Enhanced-performance ATM Application Programming Interface (API) Library

SPANS Switched Virtual Circuit (SVC) signalling protocol

Permanent Virtual Circuits (PVC), Supports up to 1024 Virtual Circuit Identifiers (VCIs)

Application-controlled multicasting and broadcasting with recipient add and delete capabilities

Support for UNI 3.0 signalling, ILMI, LAN Emulation Services Clients, Classical IP

SNMP MIB access to adapter status, ATM cell statistics, cell errors, and VCI/VPI information

 

General

Dimensions

6U: 0.6" H x 6.3" W x 9.2" D ( 1.5 cm x 16 cm x 23.4 cm)

 

9U: 0.6" H x 14.4" W x 15.7" D ( 1.5 cm x 36.6 cm x 39.9 cm)

Weight

6U: 10.8 oz. (306 g), 9U: 32.5 oz. (922 g)

Power Requirements

2A (maximum) @ +5V; 50 mA@ + 12V

Operating Temperature

32˚F to 104˚F (0˚C to 40˚C)

Operating Humidity

20% to 80%, non-condensing @ 40˚C

Compliance

FCC Part 15, Class A Verification (UTP); FCC Class B Certification

 

(fiber-optic connectors)

C-30

 

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Cabletron Systems 9A000 manual C.3.11 VMA-200 Technical Specifications, C-30, Hardware Specifications