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The APX UNI interface modules enable connection to ATM services, either as network or switch ports, or are used as trunk ports for non-ATM applications. Each UNI modules provide a single ATM interface port, with the range being standards compliant and covering all standard Telecom data rates.

Each UNI module performs physical layer and ATM layer functions including framing, alarm processing and cell delineation. Flexible clocking options remove network synchronisation problems. Status LED's are provided to indicate that real traffic is passing across the ATM interface.

Management and configuration of this module is achieved via the simple menu driven user interface. Extensive statistics and status information are gathered at all layers and are available to the user interface as a diagnostic aid. OAM Alarm and Loopback functions are supported as per UNI 3.1

Additionally SNMP Traps may be generated to indicate Link Up/Down. These modules can be "Hot Swapped" to ease maintenance, with replacement modules recovering immediately without further configuration.

This module has the following features:

  • 4 independant standards compliant T1 G.703 1.5Mbps interfaces with 100 ohm RJ45 connectors
  • can be used in any AP chassis
  • hot swap interface module, with configuration automatically loaded onto the replacement module

Module Specifications

Description
E1 UNI Module
Ports 1

Physical Layer


Data Rate E1, 2.048Mbps
Physical BNC 75 ohm
Line Code G.703 HDB3
Framing G.704 (CRC4)
Clocking Internal, Loop, Station
Jitter G.823
Alarms LOS, LOF, AIS, RAI, SQ, OOSP

ATM Layer

Cell Mapping G.804 / ETS 300 213 PLCP
Cell Rate 4528 / 4210 cells/sec
Alarms LOC, OAM-AIS, OAM-RDI

Approvals

Conformance ATM Forum UNI 3.1, ITU I.610 OAM

MIB 2 RFC1213, RFC1215

EN60950, EN55022, EN50082
Environmental 0-40C, 0-95% RH Non Condensing

86-106kPa

Module Specifications

Description
E2 UNI Module
Ports 1

Physical Layer


Data Rate E2, 8.448Mbps
Physical BNC 75 ohm
Line Code G.703 HDB3
Framing G.832
Clocking Internal, Loop, Station
Jitter G.823
Alarms LOS, LOF, AIS, RAI, SQ, OOSP

ATM Layer

Cell Mapping G.804
Cell Rate 19668 cells/sec
Alarms LOC, OAM-AIS, OAM-RDI

Approvals

Conformance ATM Forum UNI 3.1, ITU I.610 OAM

MIB 2 RFC1213, RFC1215

EN60950, EN55022, EN50082
Environmental 0-40C, 0-95% RH Non Condensing

86-106kPa

Module Specifications

Description
E3 UNI Module
Ports 1

Physical Layer


Data Rate E3, 34.368Mbps
Physical BNC 75 ohm
Line Code G.703 HDB3
Framing G.832
Clocking Internal, Loop, Station
Jitter G.823
Alarms LOS, LOF, AIS, RAI, SQ, OOSP

ATM Layer

Cell Mapping G.804
Cell Rate 80000 cells/sec
Alarms LOC, OAM-AIS, OAM-RDI

Approvals

Conformance ATM Forum UNI 3.1, ITU I.610 OAM

MIB 2 RFC1213, RFC1215

EN60950, EN55022, EN50082
Environmental 0-40C, 0-95% RH Non Condensing

86-106kPa

Module Specifications

Description
DS3 UNI Module
Ports 1

Physical Layer


Data Rate DS3, 44.736Mbps
Physical BNC 75 ohm
Line Code G.703 B3ZS
Framing T1.107/107a C-Bit Parity
Clocking Internal, Loop, Station, PLCP
Jitter TR 54014
Alarms LOS, LOF, AIS, RAI, SQ, OOSP

ATM Layer

Cell Mapping TR-TSV 000 773 PLCP
Cell Rate 96000 cells/sec
Alarms LOC, OAM-AIS, OAM-RDI

Approvals

Conformance ATM Forum UNI 3.1, ITU I.610 OAM

MIB 2 RFC1213, RFC1215

EN60950, EN55022, EN50082
Environmental 0-40C, 0-95% RH Non Condensing

86-106kPa

Module Specifications

Description
SDH UNI Module
Ports 1

Physical Layer


Data Rate STM-1 / OC-3, 155.52Mbps, G.957
Physical Duplex SC fibre
Media Multimode, Singlemode
Distances (max) MM 2-5km, SMSH 15-30km, SMLH 40-70km
Framing G.709
Clocking Internal, Loop, Station
Alarms LOS, LOF, AIS, RAI, SQ, OOSP

ATM Layer

Cell Mapping I.432
Cell Rate 353,208 cells/sec
Alarms LOC, OAM-AIS, OAM-RDI

Approvals

Conformance ATM Forum UNI 3.1, ITU I.610 OAM

MIB 2 RFC1213, RFC1215

EN60950, EN55022, EN50082
Environmental 0-40C, 0-95% RH Non Condensing

86-106kPa

Module Specifications

Description
Resilient SDH UNI Module
Ports 1+1

Physical Layer


Data Rate STM-1 / OC-3, 155.52Mbps, G.957
Physical Dual Duplex SC fibre
Media Multimode, Singlemode
Distances (max) MM 2-5km, SMSH 15-30km, SMLH 40-70km
Framing G.709
Clocking Internal, Loop, Station
Alarms LOS, LOF, AIS, RAI, SQ, OOSP

ATM Layer

Cell Mapping I.432
Cell Rate 353,208 cells/sec
Alarms LOC, OAM-AIS, OAM-RDI

Approvals

Conformance ATM Forum UNI 3.1, ITU I.610 OAM

MIB 2 RFC1213, RFC1215

EN60950, EN55022, EN50082
Environmental 0-40C, 0-95% RH Non Condensing

86-106kPa

Product

Order Code

E1 UNI
80-07-201
E2 UNI
80-07-202
E3 UNI
80-07-203
DS3 UNI
80-07-205
OC-3/STM-1 UNI MM
80-07-207
OC-3/STM-1 UNI SMSH
80-07-208
OC-3/STM-1 UNI SMLH
80-07-209
Resilient OC-3/STM-1 UNI MM
80-07-216
Resilient OC-3/STM-1 UNI SMSH
80-07-217
Resilient OC-3/STM-1 UNI SMLH
80-07-218

AP ATM UNI Interface Modules

The following ATM UNI interface modules are available for the AP platform:

  • E1 UNI module - transport ATM over E1 G.703 2Mbps leased lines.
  • E2 UNI module - - transport ATM over E2 G.703 8Mbps leased lines.
  • E3 UNI module - transport ATM over E3 G.703 34Mbps leased lines.
  • DS3 UNI module - transport ATM over DS3 G.703 45Mbps leased lines.
  • OC-3/STM-1 UNI module - transport ATM over OC-3/STM-1 155Mbps fibre leased lines.
  • Resilient OC-3/STM-1 UNI module - transport ATM over resilient OC-3/STM-1 155Mbps fibre leased lines.
  • EIA530 UNI module - transport ATM over serial data services (of up to 20Mbps), e.g. satellite modems.
  • HSSI UNI module - transport ATM over serial data services (of up to 110Mbps), e.g. satellite modems.
  • ASI UNI module - transport ATM over broadcast video services (of up to 52Mbps), e.g. satellite modems and broadcast infrastructure.