Chapter 22 DLPs A500 to A599

DLP- A527 Change the OC-N Card ALS Maintenance Settings

Table 22-5

OC-N Maintenance Settings

 

 

 

 

 

 

Parameter

 

Description

Options

 

 

 

 

 

Port number

 

(Display only) Port number

—

 

 

 

 

 

ALS Mode

 

Automatic laser shutdown mode. ALS

From the drop-down list, choose one

 

 

provides the ability to shut down the TX

of the following:

 

 

laser when the RX detects a loss of signal

•

Disable—Deactivates ALS.

 

 

(LOS).

 

 

• Auto Restart—(Default) ALS is

 

 

 

 

 

 

 

active. The power is automatically

 

 

 

 

shut down when needed and

 

 

 

 

automatically tries to restart using

 

 

 

 

a probe pulse until the cause of the

 

 

 

 

failure is repaired.

 

 

 

• Manual Restart—ALS is active.

 

 

 

 

When conditions that caused the

 

 

 

 

outage are resolved the laser must

 

 

 

 

be manually restarted only if both

 

 

 

 

ends are provisioned in Manual

 

 

 

 

Restart mode .

 

 

 

•

Manual Restart for

 

 

 

 

Test—Manually restarts the laser

 

 

 

 

for testing.

 

 

 

 

Recovery Pulse

 

Sets the recovery laser pulse duration, in

Numeric. For the default values and

Duration

 

seconds, for the initial, recovery optical

domains of user-provisionable card

 

 

power pulse following a laser shutdown.

settings, refer to the “Network

 

 

 

Element Defaults” appendix in the

 

 

 

Cisco ONS 15454 Reference Manual.

 

 

 

 

Recovery Pulse

 

Sets the recovery laser pulse interval, in

Numeric. For the default values and

Interval

 

seconds. This is the period of time that

domains of user-provisionable card

 

 

must past before the recover pulse is

settings, refer to the “Network

 

 

repeated.

Element Defaults” appendix in the

 

 

 

Cisco ONS 15454 Reference Manual.

 

 

 

 

Currently

 

(Display only) Displays the current status

Numeric. For the default values and

Shutdown

 

of the laser.

domains of user-provisionable card

 

 

 

settings, refer to the “Network

 

 

 

Element Defaults” appendix in the

 

 

 

Cisco ONS 15454 Reference Manual.

 

 

 

 

Request Laser

 

If checked, allows you to restart the laser

Checked or unchecked

Restart

 

for maintenance.

 

 

 

 

Note Restarting a laser might be

 

 

 

 

traffic-affecting.

 

 

 

 

 

 

 

Step 5 Return to your originating procedure (NTP).

 

 

Cisco ONS 15454 Procedure Guide, R7.0

 

 

 

 

 

 

November 2007

 

 

22-27

 

 

 

 

 

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Cisco Systems manual Cisco ONS 15454 Reference Manual, 22-27
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ONS 15454 specifications

Cisco Systems ONS 15454 is a versatile optical networking platform designed to enable service providers and enterprises to deploy and manage robust optical networks efficiently. The ONS 15454 serves as a cornerstone in the evolution of transport networks, featuring various technologies that meet the increasing demand for bandwidth and service quality.

One of the standout features of the ONS 15454 is its support for multiple service types, including TDM, Ethernet, and Wavelength Division Multiplexing (WDM). This capability allows service providers to maximize network resources while delivering a wide range of services, from traditional voice to high-speed data and video.

The ONS 15454 leverages Dense Wavelength Division Multiplexing (DWDM) technology, enabling the transmission of multiple data streams over a single optical fiber. This effectively expands the network's capacity without the need for additional infrastructure, a crucial benefit in today's ever-growing data landscape. The system supports a variety of transponder modules, allowing for flexible scaling and seamless upgrades as bandwidth requirements increase.

Scalability is another key characteristic of the ONS 15454. With its modular architecture, it accommodates a range of interfaces and line cards, making it easier to tailor deployments to specific customer needs. This modularity not only facilitates upgrades but also simplifies maintenance, minimizing downtime and operational costs.

The platform also features advanced management capabilities through Cisco's Optical Network Management system. This allows for real-time monitoring, provisioning, and troubleshooting, ensuring network reliability and performance. The intuitive interface and comprehensive reporting tools enable operators to gain insights into network operations, improving decision-making processes.

Furthermore, the ONS 15454 is built to support optical layer protection features, enhancing network resilience. Technologies such as Automatic Protection Switching (APS) and Optical Supervisory Channel (OSC) ensure that connectivity is maintained even in the event of a failure, crucial for mission-critical applications.

In conclusion, the Cisco ONS 15454 is a powerful optical networking solution that combines flexibility, scalability, and advanced management features. Its support for various services and technologies positions it as an essential asset for organizations looking to build a future-proof network capable of handling increasing data traffic while maintaining high service standards.
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