How to Manage and Monitor computer networks with Network Management System (NMS)

 Network Management System (NMS)

    A Network Management System (NMS) is a software application used to manage and monitor computer networks. NMS provides network administrators with the tools they need to monitor network performance, troubleshoot problems, and optimize network operations.

NMS can perform a range of functions, including:

1.    Network Monitoring: NMS monitors network devices, servers, and applications to identify performance issues, outages, and errors.

2.    Performance Management: NMS tracks network performance metrics such as bandwidth utilization, response times, and packet loss, to identify bottlenecks and optimize network performance.

3.    Configuration Management: NMS can manage the configuration of network devices, such as routers and switches, by tracking changes and ensuring that configurations are up to date.

4.    Fault Management: NMS detects and alerts network administrators to network failures, errors, and anomalies, allowing them to quickly diagnose and fix problems.

5.    Security Management: NMS can monitor network security policies, access controls, and threat detection to identify security vulnerabilities and enforce security policies.

    NMS is typically used by large organizations with complex networks, such as enterprises, service providers, and government agencies. The system can be deployed on-premise or in the cloud, and can manage both physical and virtual network infrastructure.

The following are some of the key components of an NMS:

1. Network Management Console: This is the user interface used to manage the NMS. It allows network administrators to configure the NMS, monitor network performance, and troubleshoot network issues.

2. Network Monitoring Agent: This is a software component that runs on network devices such as routers, switches, and servers. The monitoring agent collects data about the device, such as device status, bandwidth utilization, and CPU usage. This data is then sent to the NMS for analysis.

3. Performance Management System: This component tracks network performance metrics such as bandwidth utilization, response times, and packet loss, to identify bottlenecks and optimize network performance.

4. Configuration Management System: This component manages the configuration of network devices, such as routers and switches, by tracking changes and ensuring that configurations are up to date.

5. Fault Management System: This component detects and alerts network administrators to network failures, errors, and anomalies, allowing them to quickly diagnose and fix problems.

6.    Security Management System: This component monitors network security policies, access controls, and threat detection to identify security vulnerabilities and enforce security policies.

7. Reporting and Analytics System: This component provides network administrators with reports and analytics on network performance, security, and other metrics. It can help identify trends, optimize network operations, and plan for future growth.

    These components work together to provide network administrators with a comprehensive view of their network, and the tools they need to manage and optimize network performance.