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H12-891_V1.0 · Question #148

After a wireless user passes Portal authentication, which of the following parameters is not supported for authorization to the user?

The correct answer is B. IP address. After Portal authentication on a wireless network, the system pushes authorization parameters to control what the user can access - but IP address assignment happens via DHCP before or during the authentication process, not as a post-authentication authorization attribute…

WLAN and IoT Technologies

Question

After a wireless user passes Portal authentication, which of the following parameters is not supported for authorization to the user?

Options

  • Afree-rule
  • BIP address
  • CACL
  • DUCL

How the community answered

(17 responses)
  • A
    12% (2)
  • B
    76% (13)
  • C
    6% (1)
  • D
    6% (1)

Explanation

After Portal authentication on a wireless network, the system pushes authorization parameters to control what the user can access - but IP address assignment happens via DHCP before or during the authentication process, not as a post-authentication authorization attribute. Since IP addresses are not delivered as part of the Portal authorization payload, B (IP address) is the correct answer for what is not supported.

Why the distractors are wrong:

  • A (free-rule): Free rules define traffic permitted to bypass or pass without full authentication checks and are a valid authorization parameter pushed after Portal auth.
  • C (ACL): Access Control Lists are commonly pushed post-authentication to restrict or permit specific traffic flows for the user.
  • D (UCL): User Control Lists are supported authorization attributes that define per-user access policies after Portal authentication succeeds.

Memory tip: Think of Portal authorization as pushing policy to the user (ACL, UCL, free-rule = access rules), not identity (IP address = who you are, already handled by DHCP). If it's a network policy attribute, it fits; if it's a network identity attribute, it doesn't.

Topics

#Portal Authentication#WLAN Authorization#Access Control#Wireless Security

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