Podcast
Questions and Answers
What might be the cause if you can connect to servers by IP address but not by name?
What might be the cause if you can connect to servers by IP address but not by name?
- Security software blocking the connection
- Misconfigured proxy settings
- DNS not working (correct)
- Application server failure
If you can connect to network services using a different host, where might the problem lie?
If you can connect to network services using a different host, where might the problem lie?
- The first client (correct)
- Application server
- Print device
- Network infrastructure
What command can be used to troubleshoot DNS?
What command can be used to troubleshoot DNS?
- ping
- ipconfig
- nslookup (correct)
- tracert
What might be the cause if the server can be contacted, but not a specific service?
What might be the cause if the server can be contacted, but not a specific service?
Flashcards
Can't connect to servers by name, but can by IP
Can't connect to servers by name, but can by IP
DNS is not resolving hostnames correctly. The system can't translate human-readable names into numerical IP addresses, making it impossible to connect using domain names.
Connecting to same service from another host works
Connecting to same service from another host works
The issue lies with the first client's configuration or network settings. The client might have incorrect network settings, a misconfigured firewall, or a broken network adapter.
What is nslookup?
What is nslookup?
A command-line tool that helps diagnose DNS issues. It queries DNS servers to test resolution and find potential problems.
Server reachable, but service unavailable
Server reachable, but service unavailable
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