Zhone Technologies, Inc. | IMACS Product Book, Version 4 |
Table 14 describes the various
Table
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| Model Number | Number of | Physical Interfaces | Electrical Interfaces |
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| Data Ports |
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| Model 820260 | 2 | 2 female | |
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| RS530/RS449 |
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| Model 820360 | 2 | DB25 female connectors | |
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| Model 821260 | 2 | 2 female | |
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| Model 821360 | 2 | 2 female | |
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|
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| 2 DB15 female connectors | RS530 |
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| (V25 bis and/or |
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| when used with 8840 PRI Card) |
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| Model 821460 | 2 | 2 female | ITU |
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| Model 821560 | 4 | 4 female | RS530, |
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| Model 821570 (improved |
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| clock jitter performance) |
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| Model 821660 | 4 female DB26 connectors RS530, | ||
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| Nx56K and Nx64K where N=1 to 31 (up to 1984 | ||
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| by port |
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| Data Format | Synchronous |
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| Data Protocol | Transparent |
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| Transmit Clock per | Internal or external (software configurable) |
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| Port |
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| Clock Polarity per Port | Normal or inverted (software configurable) |
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| Data Polarity per Port | Normal or inverted (software configurable) |
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| Dial Capability | Model 8213 only when used with 8840 PRI Server Card | ||
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| Number of Dialing | 2 |
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| Ports |
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| Dialing Electrical | EIA |
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| Interface |
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| Dialing Physical | 2 female |
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| Interface |
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| Performance Statistics | Errored Seconds, Unavailable Second, Severely Errored Second, Burst Errored | ||
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| Second, Loss of Packet Seconds, Loss of Frame Count | ||
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| Standards |
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| Conformance |
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| Data Transmission of 48 kbps Using | |||
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| Electrical characteristics for balanced | |||
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| data signaling rates up to 10 Mbps |
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| (10/96) - List of definitions for interchange circuits between data terminal equipment | |||
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| (DTE) and data |
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| Electrical characteristics for unbalanced | |||
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| Synchronous frame structures used at 1544, 6312, 2048, 8488 and 44 736 Kbps | |||
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| hierarchical levels |
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| (Model 8213 only) (10/96) - Automatic answering equipment and general procedures for | |||
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| automatic calling equipment on the general switched telephone network including | ||
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| procedures for disabling of echo control devices for both manually and automatically | ||
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| EIA | Electrical characteristics of balanced voltage digital interface circuits | ||
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| EIA | General purpose 37 position and 9 position interface for DTE and DCE equipment | ||
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| employing serial binary data interchanges |
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| March 2001 |
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| Page 47 |