In our previous post, we explained difference between Alarms, Events and Traps. This post focuses on various parameters/information that are monitored via management system for Fault Management. Fault Management aids in finding issue with network elements or management system and enables operators to find our the root cause and rectify them. Here we are discussing the type of information that is monitored for fault management.
A list of outstanding alarms reported by the network elements which are currently managed by the management system. Alarms for un-managed network elements are not taken care of. Many a times, the list of outstanding alarms also contains alarms that have been cleared but not acknowledged – it purely depends on customer requirements.
A list of alarms reported by the network elements in past. It also includes the alarms for network elements that were previously managed by the management system and have been deleted now.
Real Time Events
A list of events generated by the network elements and the management systems while the management system is running.
A list of events generated by the network elements and the management in past. It also includes the events for network elements that were previously managed by the management system and have been deleted now.
These parameters are usually monitored by most of the element/network management systems available in the market today.