Huawei
H12-725_V4.0 · Question #195
In a Portal authentication scenario, when a user is offline but the access device, RADIUS server and Portal server do not sense that the user is offline, which of the following problems may occur?…
The correct answer is A. There is a risk that illegal users may impersonate legitimate users' IP addresses and MAC B. If there are too many offline users, other users may not be able to access the network. C. The user does not need to authenticate again when he goes online again. D. The RADIUS server will still bill the user, causing incorrect billing. See the full explanation below for the reasoning.
Network Security Solution Design
Question
In a Portal authentication scenario, when a user is offline but the access device, RADIUS server and Portal server do not sense that the user is offline, which of the following problems may occur? (Multiple choice)
Options
- AThere is a risk that illegal users may impersonate legitimate users' IP addresses and MAC
- BIf there are too many offline users, other users may not be able to access the network.
- CThe user does not need to authenticate again when he goes online again.
- DThe RADIUS server will still bill the user, causing incorrect billing.
How the community answered
(47 responses)- A100% (47)
Topics
#Portal authentication#offline user detection#RADIUS billing#IP MAC spoofing
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