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snmpa_notification_filter(3erl) Erlang Module Definition snmpa_notification_filter(3erl)

NAME

snmpa_notification_filter - Behaviour module for the SNMP agent notification filters.

DESCRIPTION

This module defines the behaviour of the agent notification filters. A snmpa_notification_filter compliant module must export the following functions:
*
handle_notification/2
The semantics of them and their exact signatures are explained below.
The purpose of notification filters is to allow for modification and/or suppression of a notification.
A misbehaving filter will be removed.

EXPORTS

handle_notification(Notif, Data) -> Reply
 
Types:
Reply = send | {send, NewNotif} | dont_send
 
Notif = NewNotif = notification() | trap()
 
Data = term()
 
Handle a notification to be sent. The filter can either accept the notification as is, return send, modify the notification, return {send, NewNotif} or suppress the notification, return dont_send.
Data is supplied at filter registration time, see register_notification_filter.
snmp 5.2.4 Ericsson AB