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Zorluk: OrtaWindows Client Networking Configuration

A Windows 11 workstation in an enterprise network receives its IP address dynamically via DHCP. The user can access internal file servers using local IP addresses, but attempts to browse external websites by domain name fail with a host not found error. Running ipconfig /all reveals that the IPv4 DNS server address is manually set to 127.0.0.1. Which TCP/IPv4 property setting in the Network Connections applet should the technician modify to resolve the domain resolution issue?

  1. Select 'Obtain DNS server address automatically' in the Internet Protocol Version 4 (TCP/IPv4) Properties.Cevap
  2. B
    Execute 'ipconfig /flushdns' from an elevated command prompt to reset the local DNS resolver cache.
  3. C
    Change the Network Location Profile from Public to Private in the Windows Settings Network & Internet tab.
  4. D
    Set the static Default Gateway to 127.0.0.1 under Advanced TCP/IP Settings.

Cevap

Select 'Obtain DNS server address automatically' in the Internet Protocol Version 4 (TCP/IPv4) Properties.
Selecting 'Obtain DNS server address automatically' re-enables dynamic DNS server assignment through DHCP. This overwrites the static loopback address (127.0.0.1) and allows the client to receive functional primary and secondary DNS server IP addresses.

Adım Adım Çözüm

1
Analyze the issue presented in the scenario.
The workstation can reach local resources via IP address, indicating basic network connectivity, but name resolution fails because the DNS server address is configured as the local loopback address (127.0.0.1).
When a static DNS entry points to 127.0.0.1 without a local DNS server service running, client DNS queries fail.
2
Identify the required network configuration adjustment.
Configuring the TCP/IPv4 properties to obtain DNS server addresses automatically allows the DHCP client service to acquire designated network DNS servers dynamically.
Restoring automatic DNS configuration ensures the workstation queries valid enterprise or ISP DNS servers provided by DHCP.

Anahtar Kavram

Windows TCP/IPv4 Client Network Configuration & DHCP DNS Assignment
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