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https://ongkhaiwei.medium.com/generate-lets-encrypt-certificate-with-dns-challenge-and-namecheap-e5999a040708 https://www.digitalocean.com/community/tutorials/how-to-use-certbot-standalone-mode-to-retrieve-let-s-encrypt-ssl-certificates-on-ubuntu-16-04 https...

https://www.bookstackapp.com/docs/admin/upload-config/#migrating-to-secure-images Migrating to “Secure” Images Back-up your BookStack instance before attempting any migration If you are migrating to the STORAGE_TYPE=local_secure or STORAGE_TYPE=loca...

https://linuxconfig.org/how-to-check-an-hard-drive-health-from-the-command-line-using-smartctl smartctl has to be run as sudo or root user smartctl -a /dev/sda shows all smart data from a drive Run the following tests in the scenarios  ...

renew ip address - sudo dhclient -r

curl ifconfig.me curl ip.me

This process is for a failed disk. For replacing a disk that has not failed see here Replacing a Drive Prior to Failure Replacing a Disk Another disk of the same or greater capacity is required to replace a failed disk. This disk must be installed in the Tru...

If you want to replace a drive prior to failure, follow this guide. To replace a drive post failure see here Replacing Failed Disks This guide is for TrueNAS Cobia Attach the new drive to the system Navigate to Storage > Pool > Manage Devices > Click on t...

Pi-Hole is a DNS server that has built in ability to block queries. It does this by returning 0.0.0.0 for queries on the block list. Pi-Hole Home Page For installation instructions  List of Commands Change password: sudo pihole -a -p Pi-Hole v...

Redirecting Client DNS Requests Before you begin: Network level DNS must be set to use the pFsense firewall or DNS queries will fail. Attempting to redirect all DNS queries to your own DNS server, only to try and then send them off to Google or Cloudflared wi...

Blocking External Client DNS Queries This procedure configures the firewall to block DNS requests from local clients to servers outside the local network. With no other accessible DNS servers, clients are forced to send DNS requests to the DNS Resolver or DNS...

Blocking Web Sites There are several options for blocking websites with pfSense® software, some of which are described on this article. This is not an exact science, but these solutions typically function well enough for a majority of use cases. See also Th...

Basic Firewall Configuration Example This article is designed to describe how pfSense® software performs rule matching and a basic strict set of rules. The approach described in this document is not the most secure, but will help show how rules are setup. Ru...

Aliases Aliases define a group ports, hosts, or networks. Aliases can be referenced by firewall rules, port forwards, outbound NAT rules, and other places in the firewall. Using aliases results in rulesets that are significantly shorter, self-documenting, and...

Command What it does zpool status -v <poolname> zpool status -vLP <poolname> status of the pool, identifies drives as GUID, shows any data errors   adding the -LP output the name of the drive in /dev/sdX format zpool iostat -v <p...

dmidecode -t memory Shows status of installed memory

A keytab is a file that contains the encrypted password for a user and should allow for joining the domain without providing credentials This has been done on the TrueNAS server. TrueNAS documentation on Keytab Windows Documentation on Keytab Example comma...

check Keytab file for information on joining domain without configuring a username and password ------------------------------------------------------------------------------------------------------------------------------------------------ Setting Up ...

https://community.cambiumnetworks.com/t/how-to-configure-nps-and-active-directory-for-dynamic-radius-based-vlan-assignment/55086 This document is to describe the steps to configure NPS(network policy servicer)server with below use case Vlans need to be ass...

https://community.ui.com/questions/I-need-help-setting-up-dynamic-vlan-assignment/a490768f-c8b5-44ac-baab-fc8c0593f882#comment/74376dd4-2316-46fa-89a4-224f434d192d Framed-Protocol : PPP Service-Type : Framed Termination-Action : RADIUS-Request Tunnel-Mediu...

https://www.gypthecat.com/how-to-configure-windows-2012-nps-for-radius-authentication-with-ubiquiti-unifi In a corporate environment shared key encryption is rarely used due to the problems associated with distributing the appropriate keys. In the corporate w...