Exchange Stopped Working?
KB ID 0001749 Problem I see various posts in online forums, and the process is held up because a lot of techs can’t do basic troubleshooting on their Exchange deployments. So I thought I’d put together some basic ‘first steps’ for you to do when your ‘Exchange Stopped Working’ This way you can at least get an error code to search for or a better idea of what’s going on. Exchange Stopped...
Free Exchange Certificate
KB ID 0001739 Problem A couple of weeks ago I wrote an article about getting free certificates for IIS with ‘Let’s Encrypt’. Last week the renewal for my ‘test’ Exchange server’s certificate came though. So I thought “Why don’t I try and get a ‘Free Exchange Certificate’?” Free Exchange Certificate Before we start let’s take a moment to take a look at our existing...
Cannot Open Exchange Management Shell
KB ID 0001707 Problem When attempting to open the Exchange Management shell you see the following; Welcome to the Exchange Management Shell! Full list of cmdlets: Get-Command Only Exchange cmdlets: Get-ExCommand Cmdlets that match a specific string: Help ** Get general help: Help Get help for a cmdlet: Help or -? Exchange team blog: Get-ExBlog Show full output for a command: | Format-List Show quick reference guide: QuickRef VERBOSE:...
Can I ‘Shrink’ My Exchange Database?
KB ID 0001706 Problem Saw this asked in a forum today, and my response was; It never gets smaller, if you delete things out of it, it just creates more ‘whitespace’ within the database, unless you; a) Take it offline, and defragment it using eseutil. b) Move the mailboxes out of it, to another database and delete it. Which is true, but even Microsoft say you should not need to defragment a database! Before you do anything...
Exchange – Move ‘ALL’ Mailboxes From One Database to Another
KB ID 0000864 Problem While replacing an Exchange Server on my test network last week, I needed to get all the mailboxes moved across to the new one. Exchange gets upset if you try and delete a mailbox database that has data in it. Solution 1. Launch the Exchange Management Shell > Firstly lets get the names of my Databases, then I can simply copy and paste them into the move mailbox command. Get-MailboxDatabase Get-Mailbox...
Windows Server: Disabling SSL 3.0, TLS 1.0, and TLS 1.1
KB ID 0001675 What are these protocols? Both SSL and TLS are cryptographic protocols designed to secure communications over a network (remember the internet is just a network). Originally we had SSL version 1 and version 2. But they were, (to be honest) ‘a bit bobbins’ and full of security holes, so never really took off. Version 3 however did and was widely supported. The problem with version 3 was, (again) that was also ‘bobbins’....