Chapter 19 DLPs D200 to D299

DLP- D224 Adjust the Java Virtual Memory Heap Size

Note The Default alarm profile list contains alarm and condition severities that correspond when applicable to default values established in Telcordia GR-253-CORE.

Note All default or user-defined severity settings that are Critical (CR) or Major (MJ) are demoted to Minor (MN) in Non-Service-Affecting (NSA) situations as defined in Telcordia GR-474.

Step 7 Click OK.

The downloaded profile appears at the right side of the Alarm Profiles window.

Step 8 Right-click anywhere in the downloaded profile column to view the profile editing shortcut menu. Step 9 Click Store in the shortcut menu.

Step 10 In the Store Profile(s) dialog box, click To Node(s).

a.Choose the node(s) where you want to save the profile:

If you want to save the profile to only one node, click the node in the Node Names list.

If you want to save the profile to all nodes, click Select All.

If you do not want to save the profile to any nodes, click Select None.

If you want to update alarm profile information, click Synchronize.

b.Click OK.

Step 11 Return to your originating procedure (NTP).

DLP-D224 Adjust the Java Virtual Memory Heap Size

 

 

 

 

Purpose

This task allows you to adjust the Java Virtual Memory (JVM) heap size

 

 

 

 

 

from the default 256 MB to the maximum of 512 MB in order to improve

 

 

 

 

 

CTC performance.

 

 

 

 

Tools/Equipment

None

 

 

 

 

Prerequisite Procedures

None

 

 

 

 

Required/As Needed

As needed

 

 

 

 

Onsite/Remote

Onsite or remote

 

 

 

 

Security Level

Provisioning or higher

 

 

 

 

 

 

 

 

Step 1

From the Windows task bar, click Start > Settings > Control Panel. The Windows Control Panel

 

 

 

 

appears.

 

 

 

 

 

Step 2

Double-click System. The System Properties window appears.

 

 

 

Step 3

Click the Advanced tab.

 

 

 

 

 

Step 4

Click Environmental Variables. The Environmental Variables dialog box appears.

 

 

 

Step 5

In the User Variables area, click New. The New User Variable dialog box appears.

 

 

 

Step 6

Type CTC_HEAP in the Variable Name field.

 

 

 

Cisco ONS 15454 SDH Procedure Guide, R7.2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19-24

 

 

 

October 2007

 

 

 

 

 

 

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Cisco Systems D200 manual DLP-D224 Adjust the Java Virtual Memory Heap Size, Click OK, 19-24

D200 specifications

Cisco Systems has long been a leader in networking technology, and one of its standout products is the Cisco D200. Designed to meet the demands of modern businesses, the D200 is a versatile and robust device that facilitates seamless connectivity and effective network management.

The Cisco D200 is primarily known for its performance and reliability in various deployment scenarios. It is equipped with dual-band Wi-Fi capabilities, supporting both 2.4 GHz and 5 GHz frequencies. This allows users to optimize their wireless network, reducing interference and providing the flexibility to support a wide range of devices in an increasingly wireless world.

One of the standout features of the D200 is its advanced security protocols. Featuring integrated firewalls and support for VPNs, the device ensures that data remains protected against potential cyber threats. With the rise in remote work and digital collaboration, the D200 provides businesses with secure access control, ensuring that sensitive information is safeguarded from unauthorized access.

Another key characteristic of the D200 is its ease of management. With Cisco's user-friendly interface, network administrators can easily configure and monitor the device. The D200 is also compatible with Cisco's DNA Center, enabling businesses to leverage automation and AI-driven insights to optimize their networks and improve operational efficiency.

Performance-wise, the D200 boasts impressive throughput capabilities, making it suitable for high-traffic environments such as offices and educational institutions. Its robust hardware allows for multiple concurrent connections, ensuring that even during peak usage times, network performance remains uninterrupted. Quality of Service (QoS) features also prioritize critical applications, enhancing the overall user experience.

In terms of scalability, the D200 is designed to grow with a business. Whether an organization is expanding its device fleet or increasing bandwidth demands, the D200 can adapt to these changes without compromising performance. Moreover, ongoing firmware updates from Cisco ensure that the device remains current with the latest technologies and security enhancements.

In summary, the Cisco D200 is an essential tool for any business seeking to enhance its networking capabilities. With its advanced features, secure architecture, and ease of management, it stands out as a reliable choice for organizations looking to future-proof their networking infrastructure. As technology continues to evolve, the D200 remains a stalwart in enabling connectivity and efficiency in the digital age.