NAD710 Lab 5 Answers

Questions

  1. What is the version number of the installed BIND package?

Name: Mohak Vyas

Answer: The version number of the installed BIND package is 9.5.0-P2. After starting the name server, when you give the command service named status, it prints the version number.

  2. What is bind tool called "named-checkconf" use for?

Name: Nestor the Guy who Paste all the questions...

Answer: The bind tool "Named-checkconf" is to used for checking the syntax of a named configuration file. But it will not check semantics.

  3. What is bind tool called "named-checkzone" use for?

Name: Mohak Vyas

Answer: The zone file should be checked for format consistency. Named-checkzone checks the syntax and integrity on the zone file.

  4. What are the names of all the other tools in the bind package?

Name:

Answer:

  5. We have used the dig and nslookup bind utilities in this lab, what are the other two bind utilities and what are they for?

Name: Mohak Vyas

Answer: The other two utilities are host and nsupdate.

host: A utility for performing DNS lookups, normally used to convert names to IP address and vice-versa.

nsupdate: A utility to update a DNS zone, adding or deleting any type of DNS record the name server supports.

  6. What is the information provided by the "service named status" command?

Name: Mohak Vyas

Answer:

version: 9.5.0-P2 number of zones: 15 debug level: 0 xfers running: 0 xfers deferred: 0 soa queries in progress: 0 query logging is OFF recursive clients: 0/0/1000 tcp clients: 0/100 server is up and running named (pid 13308) is running...

  7. Will the "version" statement in the "/etc/named.conf" file change the output of the "service named status" command?

Name: Mohak Vyas

Answer: No, it still gives the version number but in version number is shows txt and chaos is disabled.

version: 9.5.0-P2 (version.bind/txt/ch disabled)

  8. The SOA resource record in a zone file contains 5 numbers, what is the usage of the last one?

Name:

Answer: