220-1102 · Question #60
220-1102 Question #60: Real Exam Question with Answer & Explanation
The correct answer is A: Change the DNS address to 1.1.1.1. When a company proxy blocks access to an update site, changing the local DNS address to a public resolver like 1.1.1.1 may bypass internal DNS filtering or proxy-based name resolution issues.
Question
A technician at a customer site is troubleshooting a laptop A software update needs to be downloaded but the company's proxy is blocking traffic to the update site. Which of the following should the technician perform?
Options
- AChange the DNS address to 1.1.1.1
- BUpdate Group Policy
- CAdd the site to the client's exceptions list
- DVerity the software license is current.
Explanation
When a company proxy blocks access to an update site, changing the local DNS address to a public resolver like 1.1.1.1 may bypass internal DNS filtering or proxy-based name resolution issues.
Common mistakes.
- B. Updating Group Policy (GP) would require administrative access and changes to the central network configuration, which is not a troubleshooting step a technician would typically perform locally to bypass a proxy.
- C. Adding the site to the client's exceptions list typically refers to browser-specific settings and would not bypass a company-wide proxy system blocking software updates.
- D. Verifying the software license is current does not address the technical issue of the proxy blocking network traffic to the update site.
Concept tested. Bypassing proxy filtering for network access
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