CompTIA
CAS-003 · Question #483
CAS-003 Question #483: Real Exam Question with Answer & Explanation
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Enterprise Security Operations
Question
A university's help desk is receiving reports that Internet access on campus is not functioning. The network administrator looks at the management tools and sees the 1Gbps Internet is completely saturated with ingress traffic. The administrator sees the following output on the Internet router: The administrator calls the university's ISP for assistance, but it takes more than four hours to speak to a network engineer who can resolve the problem. Based on the information above, which of the following should the ISP engineer do to resolve the issue?
Exhibit
Options
- AThe ISP engineer should null route traffic to the web server immediately to restore Internet
- BA university web server is under increased load during enrollment. The ISP engineer should
- CThe ISP engineer should immediately begin blocking IP addresses that are attacking the web
- DThe ISP engineer should begin refusing network connections to the web server immediately to
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Topics
#DDoS mitigation#ISP coordination#network traffic saturation#null routing