user manual

10
November 2000 8021-A2-GZ40-20
OC3 Uplink Specifications
Number of ports
Connector Type
Standards Supported
Frame Formats
Line Type
Data Rates Supported
Facility Datalink Protocol
Cable Distance
Model 8022 (MMF)
Model 8023 (SMFIR)
Model 8024 (SMFLR)
1 OC3
Fiber SC connectors
ANSI T1.105.06-94 Jitter, ANSI T1.105.09 94 Jitter,
ANSI T1.117.06-91, ITU-T G.957 7/95
OC3 or STM-1 Operation, Direct Mode only
Non-Return to Zero
155.52 Mbps
ANSI T1.105 Format, ANSI T1.646 HEC, ITU-T I.432
Scrambler
2 Km (6561.7 feet)
15 Km (49,212.6 feet) SMF fiber
40 Km (131,234 feet) SMF fiber
E3 Uplink Specifications
Number of ports
Connector Type
Standards Supported
Frame Formats
Line Type
Data Rates Supported
Facility Datalink Protocol
Cable Distance
1 E3
BNC
ETSI ETS 3000 689 Electrical and Jitter
Direct or PCLP
HDB3
34.368 Mbps
ETSI ETS 300 686 PLCP, ETSI ETS 3000 689 Direct,
ITU T1.646 HEC, ITU-T I.432 Scrambler
75 ohm coaxial 900 feet (274.3 meters)
IMA Uplink Specifications
Number of ports
Connector Type
Standards Supported
Frame Formats
Line Type
Data Rates Supported
Facility Datalink Protocol
Cable Distance
8 T1 or E1
RJ-48M (50-pin telco)
RFC 495, ANSI T1.403, ITU G.703/G.704
T1: Superframe, extended Superframe
E1: E1, E1-CRC
T1: B8ZS
E1: HDB3
T1: 1.544 Mbps per T1 (max. 8 T1)
E1: 2.048 Mbps per E1 (max. 8 E1)
ANSI T1.403
T1/E1 (short haul): 200 meters (656 feet) (LBO=0, –7, –15,
–22 dB)
T1/E1 (long haul): 2000 meters (6561.7 feet)
Table 3. SCM Card Technical Specifications (2 of 2)
Specifications Criteria*
* Criteria of technical specifications are subject to change without notice.