Huawei
H12-721 · Question #256
With the Huawei Anti-DDoS equipment first packet discard technology, the defense is constantly changing the source IP address or source port number of attack packets. Regarding the first packet…
The correct answer is A. UDP protocol does not have retransmission mechanism, so you can not use the first packet. See the full explanation below for the reasoning.
Question
With the Huawei Anti-DDoS equipment first packet discard technology, the defense is constantly changing the source IP address or source port number of attack packets. Regarding the first packet discard technology, which of the following is not correct?
Options
- AUDP protocol does not have retransmission mechanism, so you can not use the first packet
- BThe first packet discarding used in conjunction with source authentication, prevents false source of
- CBased triples (source IP address, source port, and protocol) to match packets and packets by time
- DThe packet transmission interval is less than the lower limit of the first packet detection rate, or the
How the community answered
(14 responses)- A79% (11)
- B7% (1)
- C14% (2)
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