How To Install blackhole6 on CentOS 8

One-liner Install Command

If you are only interested in the installation command, here is a quick answer for you:

sudo yum makecache && sudo yum -y install ipv6toolkit

sudo dnf makecache && sudo dnf -y install ipv6toolkit

But if you are interested in the details with step-by-step instructions, the following information will be helpful.

What is blackhole6 and How to Install It?

First things first, you will need access to a server or computer running CentOS 8. This guide was written specifically with a server running CentOS 8 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 blackhole6 on CentOS 8. 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 blackhole6 on CentOS 8 using dnf

First, update dnf packages database with dnf by running the next command:

sudo dnf makecache --refresh

After updating database, You can install blackhole6 using dnf by running the following command:

sudo dnf -y install ipv6toolkit

Install blackhole6 on CentOS 8 using yum

Because blackhole6 is available in CentOS 8’s default repositories, it is possible to install it from these repositories using the yum packaging system.

To begin, update local packages database with yum using the following command.

sudo yum makecache --refresh

Now can install blackhole6 package on your server/computer by running the following command:

sudo yum -y install ipv6toolkit

How to upgrade (update) a single package blackhole6 using yum?

To update all the packages available on the system:

yum update

If you want to update a specific package like blackhole6 in this example you should use the following command:

yum update ipv6toolkit

To downgrade a package to an earlier version:

yum downgrade ipv6toolkit

How to Upgrade blackhole6 on CentOS 8 with dnf?

When you run the dnf update, all system packages with available updates are updated. However, if you want to upgrade a single package, then you would have to pass the package name as the argument to the dnf update command.

dnf update ipv6toolkit

How To remove blackhole6 from CentOS 8

To uninstall only the blackhole6 package you can execute the following command:

sudo dnf remove ipv6toolkit

Extra info and code examples

The SI6 Networks' IPv6 toolkit is a set of IPv6 security and trouble-shooting tools, that can send arbitrary IPv6-based packets. List of tools: * addr6: An IPv6 address analysis and manipulation tool. * flow6: A tool to perform a security asseessment of the IPv6 Flow Label. * frag6: A tool to perform IPv6 fragmentation-based attacks and to perform a security assessment of a number of fragmentation-related aspects. * icmp6: A tool to perform attacks based on ICMPv6 error messages. * jumbo6: A tool to assess potential flaws in the handling of IPv6 Jumbograms. * na6: A tool to send arbitrary Neighbor Advertisement messages. * ni6: A tool to send arbitrary ICMPv6 Node Information messages, and assess possible flaws in the processing of such packets. * ns6: A tool to send arbitrary Neighbor Solicitation messages. * ra6: A tool to send arbitrary Router Advertisement messages. * rd6: A tool to send arbitrary ICMPv6 Redirect messages. * rs6: A tool to send arbitrary Router Solicitation messages. * scan6: An IPv6 address scanning tool. * tcp6: A tool to send arbitrary TCP segments and perform a variety of TCP-based attacks.

Conclusion

You now have a full guide on how to install blackhole6 using dnf and yum package managers. Also, we showed how to update manually as a single package and different ways to uninstall the blackhole6 from CentOS 8.

See also: