files. OSS for Telecom Networks Trap Parser Details Name New Trap Parser Nodes: Groups Enterprise Generic Type Specific Type 0 Trap OID Severity Message Failure Object: $Source Domain Category: $Community Network: Node $Source Source $Source Group Name Help URL $GenericType-$Specific" User Properties enable true Seve Details Reset Velues Close Figure 12.26 Adding a new trap parser through HTML interface. Table 12.4 Trap parser parameters. Property Description The name to be assigned to the trap parser Nodes The nodes at which traps should be listened for Groups The groups from which the trap should be listened for Enterprise SNMP enterprise identifier in the trap Generic Type Trap types include cold start, warm start, link down, link up, authentication failure, enterprise specific Specific Type The trap parser will only be applied to a trap if the type matches Trap OID The trap's Object ID Severity The Severity to be assigned to the Event of the trap. One of the following must be assigned: All, Critical, Major, Minor, Clear, Info. The default is Info Message The Message to be displayed by the Event of the trap Failure Object The name of the failed object Domain The Domain name of the trap Category Category to which the trap should belong Network Network to which the object generating the trap belongs The node that generates the trap Source The source from where the trap is generated Group Name The name of the group to which the trap will be assigned 12.11.5.3 Alarms in HTML Alarms are simply messages generated by the NMS that need the users' or adminis- trators' attention. The devices connected with the NMS create various events which are converted/parsed into alarms, based on their significance. By default, the alarms are classified into five categories: critical, major, minor, warning and clear. This classification is based on the severity/criticality of the alarm 12 Fault Management Alert Details Alert Node clear. No failures on this node. Owner Category Topology Severity Clear Group 192.168.1.79 Failure Objec