Zhone Technologies Network Device manual OCU-DP Specifications

Zhone Technologies, Inc. IMACS Product Book, Version 4

Table 17 depicts the OCU-DP card’s specifications. For further information regarding Performance Monitoring and Diagnostic Capabilities, see Chapter 13, IMACS System Testing and Diagnostics.

Table 17—OCU-DP Specifications

Model Number			Number of Ports			Physical Interfaces
Model 8249			2			Female 8-pin RJ-48
Model 824160			5			Female 8-pin RJ-48
Model 824660			10			Female 8-pin RJ-48
Data Format					Synchronous—binary, serial
Data Encoding					Bipolar, return to 0, AMI
Line Interface					4-wire
Speeds					2.4; 4.8; 9.6; 14.4; 19.2, 56 and 64 Kbps
Sub-rate Framing Formatting					DS0-A, DS0-B with 5, 10 or 20 divisions per DS0
Error Correction					Majority vote for speeds 9.6kbps or less; BCH for 19.2, 456 and 64kbps (8249
					model only)
Secondary port					As described in AT&T 62310, 62411 Addendum and TA (pass through only) TSY
					000077 and TA TSY000083, a separate lower speed data circuit, which may be
					used for testing and maintenance. Modes are on or off.
Distances
Supported
Primary		Secondary		Line		Loss Limit		19 Ga.		22 Ga.	24 Ga.	26 Ga.
Rate			Rate	Rate		dB		(KF)		(KF)	(KF)	(KF)
2400		---		2400		34		133.0		90.7	71.5	56.8
2400		133		3200		34		114.3		79.1	61.9	48.7
4800		---		4800		34		97.6		65.8	51.1	40.2
4800		267		6400		34		86.3		57.5	44.8	35.1
9600		---		9600		34		74.2		48.3	37.1	28.4
9600		533		12800		34		67.5		42.9	32.8	25.2
19200		---		19200		34		60.0		36.9	27.6	21.0
19200		1067		25600		34		57.0		33.9	25.1	19.9
56000		---		56000		43		60.7		35.0	24.5	17.6
56000		2667		72000		43		57.6		33.3	23.1	16.5
64000		---		72000		43		57.6		33.3	23.1	16.5
Primary Port	Rate							Secondary	Port Rate
56 kbps								2,666 bps
19.2 kbps								1,066 bps
9.6 kbps								533 bps
4.8 kbps								266 bps
2.4 kbps								133 bps
Operational Modes					Software configurable per line		ocu or csu
Standards Compliance
AT&T TR62411					Accunet T1.5 Service Description
TA-TSY-000077					Digital Channel Banks- Requirements for Data port Channel Unit Functions, Issue
					3, April 1986
TA-TSY-000083					Generic Requirements for the Digital Data System (DDS) Network Office Channel
					Unit, Issue 2, April 1986
BellCore Pub 62310					DSO Digital Local Channel Description Interface Specification (August 1993)
CCITT T1.107-1988					Digital Hierarchy- Format Specifications 1988
ANSI T1.107b-1990					Digital Hierarchy- Supplement to Format Specifications (Synchronous Digital Data
					Format), June 1991

March 2001 Page 56