In redundant PIM modules, after a switchover, if the alarm for the reported channel still persists on the new primary, this most likely indicates a problem in the field wiring.
Business interruption is a type of cyber crime that is usually
launched by inserting malicious code on a company or infrastructure
network, which limits the network’s ability to provide service
and inhibits a company’s ability to conduct business.
Malicious code, or “malware,” composed of viruses, worms,
botnets, etc., can be injected into IP devices with weak points,
propagate itself to seek more victims on the network, and steal
sensitive information for the purpose of economic benefit,
make a point, Disrupt services, driven by Purpose - Hacktivism,
Idealism, Political Motives and steal/leak information.
A botnet, short for “robot network,” is an aggregation of
computers compromised by bots (automated machines or
robots). These bots are controlled by malware by launching
Denial of Service (DoS) or Distributed Denial of Service (DDoS)
attacks to targeted critical infrastructures or enterprises.
DoS and DDoS pose a serious threat to business service. In June
2015, hackers grounded 10 planes belonging to a Polish airline
and blocked flight plans sent to planes by launching a DoS attack.7
The Mirai botnet attack is also an example of a DDoS attack.
