This article will demonstrate how to install and manage an OpenSSH SFTP Server on Linux. This in effect is a Linux SFTP server using OpenSSH instead of the more common vsftpd package. The question of which of the two options is the best sftp server for linux will not be answered in this article. … [Read more...] about OpenSSH SFTP Server
No matching host key type found – SSH and SFTP
The purpose of this article is to demonstrate how to use ssh to remotely connect to an older linux host from a newer version of openssh when receiving the no matching host key type found error. The example in this article was used against an older RHEL 6.5 server. Additionally, the article will … [Read more...] about No matching host key type found – SSH and SFTP
Sendmail vs Postfix – Mail Transfer Agent Comparison
Sendmail vs Postfix - both are Mail Transfer Agents (MTA) used for sending mail from a Linux host. The primary concerns when deciding which MTA to use come down to performance, ease of use, and security. Postfix is the most commonly used MTA, for good reason. It is a security oriented mail server … [Read more...] about Sendmail vs Postfix – Mail Transfer Agent Comparison
Redhat Disable IPv6
This article will demonstrate how to in Redhat disable the IPv6 protocol. This is especially useful and common in private networks that have no need to support IPv6. Private networks usually have more than enough IPv4 addresses, and enabling IPv6 can introduce a number of unexpected networking … [Read more...] about Redhat Disable IPv6
AWS CLI Route53 Query
The purpose of this article is to demonstrate how to use the AWS CLI Route53 Query functionality to search your DNS managed in Route53. This article will demonstrate two specific types of searches based on a single query parameter. One example for an IP based search and one example for a DNS name … [Read more...] about AWS CLI Route53 Query
How to mount NFS share on Linux
This article will demonstrate how to mount an NFS share on Linux. The instructions will work for both Redhat and Ubuntu Operating Systems. First, let's define NFS. NFS stands for Network File System, which is a distributed file system protocol that allows you to share a directory over the … [Read more...] about How to mount NFS share on Linux
Ansible Create VM VMware
This article will demonstrate how to use Ansible to create a VM in VMware. Ansible can be used to automate the provisioning of new virtual machines in a VMware environment. This article will focus on how to utilize an already built VMware template, specifically a Redhat 9 template. The examples … [Read more...] about Ansible Create VM VMware
httpd SELinux
This article will demonstrate how to troubleshoot httpd selinux issues when selinux is enabled. What is SELinux? SELinux is short for Security-Enhanced Linux and is a security architecture that gives system administrators more control over access on given system. If you have landed on this … [Read more...] about httpd SELinux