The IT Stuff

System & Service monitoring

Reachability, availability

Resource measurement/monitoring

Capacity planning, availability

Performance monitoring (RTT, throughput)‏

Statistics & Accounting/Metering

Fault Management (Intrusion Detection)‏

Fault detection, troubleshooting, and tracking

Ticketing systems, help desk

Change management & configuration monitoring

Not Cover by the Network management

Provisioning
Processes associated with allocation and configuration of resources.
Security aspects in depth
Basic security comes from proper administration and management of your network.

A Network Management System (NMS) is a combination of hardware and software used to monitor and administer a network.
In general, network management is a service that employs a variety of tools, applications, and devices to assist human network managers in monitoring and maintaining networks.

Network Visualization:
Auto-discovery and mapping of all critical network elements such as mail [...]