Cisco Systems ONS 15200 manual Optical Performance, Optical Frequencies

Page 58

Chapter 6 Engineering Specifications

Optical

Table 6-1 System Parameters (continued)

Parameter

Condition

Maximum

Unit

 

 

 

 

Number of unprotected channels

No optical protection (16 A-side

32

Channels

 

channels and 16 B-side

 

 

 

channels)

 

 

 

 

 

 

Number of mixed fiber-protected and

Sum of 2 * # (fiber-protected

32

Channels

unprotected

channels) + # (unprotected

 

 

 

channels)

 

 

 

 

 

 

6.2 Optical

This section describes optical performance, frequencies, and signal loss.

6.2.1 Optical Performance

Table 6-2provides information about ONS 15200 optical performance.

Table 6-2 System Performance

Parameter

Condition

Minimum

Unit

 

 

 

 

Maximum optical dispersion tolerance

At 2.0 dB optical penalty

3000

ps/nm

(very long-range transmitter)

 

 

 

 

 

 

 

Maximum optical dispersion tolerance

At 2.5 dB optical penalty

1800

ps/nm

(long-range transmitter)

 

 

 

 

 

 

 

Maximum optical dispersion tolerance

At 2.0 dB optical penalty

1800

ps/nm

(medium-range transmitter)

 

 

 

 

 

 

 

6.2.2 Optical Frequencies

Table 6-3shows how the sixteen optical channels are spaced.

Table 6-3 Channel Spacing

 

 

 

 

 

Frequency

Wavelength

 

 

 

 

 

ITU Channel

(THz)

(nm)

 

 

 

 

 

 

23

192.3

1558.98

 

 

 

 

 

 

 

 

25

192.5

1557.36

 

 

 

 

 

 

 

 

27

192.7

1555.75

 

 

 

 

 

 

 

 

29

192.9

1554.13

 

 

 

 

 

 

 

 

31

193.1

1552.52

 

 

 

 

 

 

 

 

33

193.3

1550.92

 

 

 

 

 

 

 

 

35

193.5

1549.32

 

 

 

 

 

 

 

 

37

193.7

1547.72

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cisco ONS 15200 Product Description

 

 

 

 

 

 

 

 

 

 

6-2

 

 

 

 

78-13766-01

 

 

 

 

 

 

 

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Contents Cisco ONS 15200 Product Description Corporate HeadquartersCisco ONS 15200 Product Description N T E N T S Alarms Acronyms A-1 Contents Cisco ONS 15200 Product Description 78-13766-01 G U R E S Viii NCB Indicators Tables Cisco ONS 15200 Product Description 78-13766-01 Manual Structure Related DocumentationObtaining Documentation Relevant StandardsWorld Wide Web Documentation Feedback Optical Networking Product Documentation CD-ROMOrdering Documentation Obtaining Technical AssistanceCisco.com Technical Assistance CenterCisco TAC Escalation Center Xvi Optical Channels Optical System DescriptionUnprotected Channels Protected Channels Unprotected channels in an ONS 15200 systemSoftware Configurable Protection Optically-fiber protected channels in an ONS 15200 systemPage ONS 15200 Network Configurations Bus ConfigurationRing Configuration Logical ConnectionsDual-Home Configuration Multichannel Point-to-Point ConfigurationRing Configuration with Hubbed and Meshed Traffic Full-Mesh Configuration Ring configuration with hubbed and meshed trafficFour ONS 15252 MCUs in a full-mesh configuration Network ProtectionModularity and Ancillary Equipment ONS 15252 MCUClip ONS 15201 SCU Fan Unit Power Distribution PanelStatus Cause Physical Layout ONS 15252 MCU Physical ConfigurationFiber Organizer Configuration of the ONS 15252 Multichannel Unit ONS 15201 SCU Physical Configuration Internal BUS Clip NAM Clip NCB HFMPower and Grounding Physical layout of the ONS 15201 SCUONS 15252 MCU Power and Grounding ONSEnvironmental Compliance Safety SpecificationsElectromagnetic Compatibility Wavelength Grid Product SafetyChannel Number Frequency THz Wavelength nm Page Network Control Network Management OverviewCisco ONS 15200 Product Description 78-13766-01 EIA/TIA-232 RS-232 Interface Hardware PlatformsParameter Value Speed Kbps Data Bits Parity None Stop Bits Flow ControlCommand Line Interface Ethernet interfaceMaintenance Manager MA interfaceWeb-Based Interface Internal Data BusONS 15252 MCU internal data bus extension ports Simple Network Management Protocol Interface AlarmsCisco Transport Manager Alarm Name Condition Name DefinitionAlarm Name Definition Page Overview Client Layer Interface Port ModuleONS Equipment Version CLIPs Restriction TemperatureCommunication Interface Module MaximumNetwork Control Board Module Network Adaptation ModuleStatus Connection Module Bridge ModuleCollector Filter Module Connection Module YLine Module Hub Filter ModuleTermination Module Page Operational Parameter Condition MaximumOptical Frequencies OpticalOptical Performance Parameter Condition Minimum UnitIncludes Connectors Equipment Maximum dB Optical LossIncludes Equipment Maximum dB15201 SCU unprotected optical path 100/0 or 0/100 Environmental Parameter Condition Min Max UnitMechanical Parameter UnitsElectrical Parameter Max UnitAcronyms Control area network Electronic Industries Association International Electrotechnical Commission Internet protocol National Fire Protection Association Subnetwork Manager D E IN-2 IN-3 IN-4