The mechanism for sending traps is straight-forward. When an exception event occurs, the application notifies the local agent who sends a trap to the appropriate SNMP management stations. The message includes the trap type and may include a list of trap specific variables. A new object is defined in section 3.2 that will allow a network manager to enable or disable particular OSPF traps. Section 5 gives the trap definitions which includes the variable lists. The router ID of the originator of the trap is included in the variable list so that the network manager may easily determine the source of the trap.
To limit the frequency of OSPF traps, the following additional mechanisms are suggested.