Anticipates: failure of network elements xxA4
GET vs TRAPEdit
TRAPs better than GET:
Lots of messages exchanged in TRAP vs often no change in GET;
Timeliness, there is time gap between event and next GET.
GET better than TRAP:
Timeliness of detecting element failure, time to next GET + timeout(detect) vs detect never or after element restarts in TRAP;
Robustness of GET.