/etc/modprobe.d/ipv6.conf
With the following contents:
# Disabling ipv6
options ipv6 disable=1
As part of setting up an ntp client it is a good idea to confirm what peers the system is synchronizing time with. To list peers you use the following command:
ntpq -pn
remote refid st t when poll reach delay offset jitter
==============================================================================
*10.1.1.1 108.61.73.243 2 u 911 1024 377 2.021 -1.184 1.537
RDP client Remmina stopped connecting to remote clients from one day to the next. One possible change on the remote client was more strict incoming connection settings set with group policy on the domain they are part of. The fix to this problem was to:
~.freerdp
Edit session settings --> Advanced --> Security = NLA
From time to time it is useful to be able to have Linux systems authenticate off a Windows AD domain controller
Centrify is a third party product that makes this process easy to setup
Centrify provides two versions of their products, the commercial and the free version
For our purposes, the free version provides all the functionality we need
This setup allows users to upload files to a specific pre-assigned directory on a Linux server It has a few use-cases, but the context of these instructions is as a Web server where each account uploads files to a different web site on the server Access is given to the root of the web site structure from where a user full access to all folders and files below but is unable to navigate up
Make sure you are running OpenSSH version greater than 4.8. CentOS/RHEL 6.x and up comes with version 5.3p1