“System logs on hosts are stored on non-persistent storage” message on VCenter
Ran into this pesky little error message recently, on a vcenter environment If the logs are stored on a local scratch disk, vCenter will display an alert stating – “System…
Unable to upgrade vCenter 6.5/6.7 to U2: Root password expired
As a Part of my pre-flight check for Vcenter upgrades i like to mount the ISO and go through the first 3 steps, during this I noticed the installer cannot…
Guide – Secure UniFi Cloud Controller on AWS lightsail signed with Lets-encrypt SSL
Secure Unify controller on AWS using a free SSL certificate from LetsEncrypt, This guide will apply for any Debian based install,
ASIC’S in Cisco Catalyst switches
ASIC technology used in Cisco Catalyst 2960 3750 3850 9200 9300 9400
MS Exchange 2016 [ERROR] Cannot find path ‘..\Exchange_Server_V15\UnifiedMessaging\grammars’ because it does not exist.
So recently I ran into this annoying error message with Exchange 2016 CU11 Update. Environment info- Exchange 2016 upgrade from CU8 to CU11 Exchange binaries are installed under D:\Microsoft\Exchange_Server_V15\.. Microsoft.PowerShell.Commands.GetItemCommand.ProcessRecord()”….
IP version 6 with Dual-stack using a Tunnel broker 6in4 – PFSense/ASA -Part 01
IP version 6 with Dual Stack via Hurricane Electric
Install OpenVPN on fireTV (no root required) for NORD (MAC, Windows, Linux)
DISCLAIMER: No copyright infringement intended. This article is for entertainment and educational purposes only, Alright!! now that’s out of the way I’m going to keep this short and simple Scope : – …
Server 2016 Data De-duplication Report – Powershell
I put together this crude little script to send out a report on a daily basis it’s not that fancy but its functional I’m working on the second revision with an…
Cisco ASA WAN Failover IP SLA- Guide
We will proceed assuming you already configured the ASA with the primary link Configured the WAN2 on a port with the static IP or DHCP depending on the connection –…
Reducing Dell PowerEdge (PE) 2950/2900/2800 II/III fan noise – Fan mod + BMC firmware mod (Noob friendly guide)
Dell 2950 III is one of the best bang for the buck servers you can find on Ebaym but there is one problem this server runs very loud by design….
Setting up Dell OMSA (Openmanage Server admin) on Vmware ESXI 5.x (Guide)
Hello internetz I recently bought a dell 2950 for my home lab and decided to slap esxi on it and this is a guide on how to install OSMA 7.4…
Powershell: simple script for port monitoring (SMTP, HTTP, FTP, etc) using “system.net.sockets.tcpclient” class
Recently we had a requirement to check SMTP of two diffrent servers and run a script if both servers failed. i googled around for the tool but ended up putting…
Exchange 2010 Mailbox PST export – New-MailboxExportRequest
Remember the Export-Mailbox command on exchange 2007??? The main problem I personally had was the annoying outlook requirement. With the exchange server 2010 service pack 1 release, M$ introduced a…
Hacking WatchGuard Firebox to Run pfsense- nanoBSD
Hi Internetz, its been a while… So we had an old Firebox X700 laying around in office gathering dust. I saw this forum post about running m0nowall on this device….
Recover Exchange Mail store Using Database portability feature in Exchange 2010
“Mail server crashed” worst nightmare for a System admin. Followed by tight Dead lines, incident reports, load of complains you have to listen to, Its a full fledged disaster.In this…
Create local administrator account using Group pol…
Domain Trust relationship failures, it may be a virus making it impossible to login using domain credentials..you are bound to run in to scenario’s like this while managing a AD…