How To Install saxfr on Ubuntu 21.04

One-liner install command

For those in a hurry, here's a one-line installation command:

sudo apt-get update && sudo apt -y install pdns-tools

But if you are interested in the detailed steps with descriptions, the following information is for you.

What is saxfr and what are the ways to install it?

Before beginning this tutorial, you will need access to a server or computer running Ubuntu 21.04. This guide was written specifically with a server running Ubuntu 21.04 in mind, although it should also work on older, supported versions of the operating system.

Also, make sure you are running a regular, non-root user with sudo privileges configured on your server. When you have an account available, log in as your non-root user to begin.

There are several ways to install saxfr on Ubuntu 21.04. You can use (links are clickable):

In the following sections, we will describe each method in detail. You can choose one of them or refer to the recommended one.

Install saxfr using apt-get

First, update apt database with apt-get using the following command.

sudo apt-get update

After updating apt-get database, You can install saxfr using apt by running the following command:

sudo apt -y install pdns-tools

Install saxfr using apt

Because saxfr is available in Ubuntu 21.04’s default repositories, it is possible to install it from these repositories using the apt packaging system.

To begin, update apt database with apt using the following command.

sudo apt update

After updating apt database, You can install saxfr using apt by running the following command:

sudo apt -y install pdns-tools

Install saxfr using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu 21.04. Update apt database with aptitude using the following command.

sudo aptitude update

After updating aptitude database, You can install saxfr by running the following command:

sudo aptitude -y install pdns-tools

How to upgrade (update) a single package saxfr using apt-get?

First, you will need to update packages index. Run update command as usual:

sudo apt-get update

Next, to upgrade only the saxfr, e.g. single package, you should use the following format with the apt-get command/apt command:

sudo apt-get --only-upgrade install pdns-tools

Note that this command will not install any new packages! If you wish to install the package if it doesn't exist you may leave out --only-upgrade part.

sudo apt-get install pdns-tools

How To Uninstall saxfr from Ubuntu 21.04

To uninstall only the saxfr package you can execute the following command:

sudo apt-get remove pdns-tools

Uninstall saxfr and all its dependencies

To uninstall saxfr and its dependencies that are no longer needed by Ubuntu 21.04, you can use the command below:

sudo apt-get -y autoremove pdns-tools

Remove saxfr with all configurations and data

To remove saxfr configuration and data from your system you can run the following purge command:

sudo apt-get -y purge pdns-tools

Remove saxfr completely (configurations, data and all of its dependencies)

And lastly, you can run the next command to remove absolutely everything related to saxfr package, e.g.: configurations, data and all of its dependencies. Just use this command:

sudo apt-get -y autoremove --purge pdns-tools

Extra info and code examples

PowerDNS is a versatile nameserver which supports a large number of different backends ranging from simple zonefiles to relational databases and load balancing/failover algorithms. PowerDNS tries to emphasize speed and security. This package contains several tools to debug DNS issues. These tools do not require any part of the PowerDNS server components to work. * dnsbulktest: A resolver stress-tester * dnsgram: Show per 5-second statistics to study intermittent resolver issues * dnsreplay: Replay a pcap with DNS queries * dnsscan: Prints the query-type amounts in a pcap * dnsscope: Calculates statistics without replaying traffic * dnstcpbench: Perform TCP benchmarking of DNS servers * dnswasher: Clean a pcap of identifying IP information * ixplore: Explore diffs from IXFRs * nsec3dig: Calculate the correctness of NSEC3 proofs * saxfr: AXFR zones and show extra information

Conclusion

You now have a full guide on how to install saxfr using apt, apt-get and aptitude tools. Also, we showed how to update as a single package and different ways to uninstall the saxfr from Ubuntu 21.04.

See also: