Flashcards
Module 1: Implement DNS for Windows Server IaaS VMs > Unit: Troubleshoot DNS
Cards in this deck (9)
- 1What do you do if you can not create a DNS zone in Azure?1. Review the Azure DNS audit log
2. Each DNS zone must be named uniquely within a resource group, check this
3. If you have exceeded the maximum number of zones, use another subscription or contact Azure support - 2What do you do if you can not create a DNS record in Azure DNS?1. Review the Azure DNS audit log
2. when creating a record at the zone root, use @ as a prefix.
3. Make sure you do not have an CNAME conflict
4. Make sure you have not hit the record set limit - 3What do you do if you can not resolve a DNS record that is hosted in Azure DNS?1. Check if the query is correct
2. Check if the records are correct in Azure DNS
3. Check the local DNS cache, empty if necessary - 4What can you do with the NSLookup tool?Query DNS information
- 5What can you do with the DNSCmd tool?Manage the DNS server role from cmd
- 6What can you do with the DNSlint tool?Diagnose common DNS issues and create an HTML report
- 7What can you do with the IPConfig utility?Review IP configuration of the computer
View the cuurrent DNS cache, clear the DNS cache and register the computer in DNS - 8What can you do in the monitoring tab of the DNS server properties?Test connection with upstream DNS servers
- 9What are common steps in DNS troubleshooting?1. ipconfig /flushdns
2. ping on IP
3. ping on hostname
4. Nlsookup
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- User has deleted their subject information Flashcards on Module 1: Implement DNS for Windows Server IaaS VMs > Unit: Troubleshoot DNS, created by Deleted user on 02/10/2022.
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- Deleted user · Oct 2022
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- Oct 2, 2022
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- Created by Rick Schoenman · Oct 2, 2022
- Copied by Rick Schoenman · Oct 2, 2022
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