Câu 21: GPPA: GIAC Certified Perimeter Protection Analyst
The simplest form of a firewall is a packet filtering firewall. Typically, a router works as a packet-filtering firewall and has the capability to filter on some of the contents of packets. On which of the following layers of the Open System Interconnection (OSI) reference model do these routers filter information?Eac…
Nội dung câu hỏi
The simplest form of a firewall is a packet filtering firewall. Typically, a router works as a packet-filtering firewall and has the capability to filter on some of the contents of packets. On which of the following layers of the Open System Interconnection (OSI) reference model do these routers filter information?Each correct answer represents a complete solution. (Choose all that apply.)
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. Transport layer — đáp án hiện tại
- B. Data Link layer
- C. Physical layer
- D. Network layer — đáp án hiện tại
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