How To Install mosh on CentOS 8

mosh is Mobile shell that supports roaming and intelligent local echo

Introduction

In this tutorial we learn how to install mosh on CentOS 8.

What is mosh

Mosh is a remote terminal application that supports - intermittent network connectivity, - roaming to different IP address without dropping the connection, and - intelligent local echo and line editing to reduce the effects of “network lag” on high-latency connections.

We can use yum or dnf to install mosh on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install mosh.

Install mosh on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install mosh using dnf by running the following command:

sudo dnf -y install mosh

Install mosh on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install mosh using yum by running the following command:

sudo yum -y install mosh

How To Uninstall mosh on CentOS 8

To uninstall only the mosh package we can use the following command:

sudo dnf remove mosh

mosh Package Contents on CentOS 8

/usr/bin/mosh
/usr/bin/mosh-client
/usr/bin/mosh-server
/usr/lib/.build-id
/usr/lib/.build-id/07
/usr/lib/.build-id/07/c440b5d87d7144115188333739cd83b48da700
/usr/lib/.build-id/fa
/usr/lib/.build-id/fa/cf2c820fb1c06e8e53d2b9086aa39adc5e826d
/usr/share/doc/mosh
/usr/share/doc/mosh/ChangeLog
/usr/share/doc/mosh/README.md
/usr/share/licenses/mosh
/usr/share/licenses/mosh/COPYING
/usr/share/man/man1/mosh-client.1.gz
/usr/share/man/man1/mosh-server.1.gz
/usr/share/man/man1/mosh.1.gz

References

Summary

In this tutorial we learn how to install mosh on CentOS 8 using yum and dnf.