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WatchGuard: How to resolve “Response denied by WatchGuard HTTP Proxy – Reason: header-line too large”

I’ve seen a couple of instances recently from two different customers where the WatchGuard HTTP Proxy has blocked websites from being accessed with the following message:

Response denied by WatchGuard HTTP Proxy Reason: header-line too large=’Set-Cookie: Please contact your administrator for assistance. (more…)

In this post I’ll look at how to delete the Hiberfil.sys file from your computer.

If you are reading this then you are probably trying to free up some diskspace on C:\ and have noticed you have a large file called Hiberfil.sys.

The Hiberfil.sys file is a file that Windows uses to write the contents of memory to when you ask your computer to Hibernate. The more memory you have in your computer…

Exchange 2013 Cumulative Update installation tips and best practices

I’ve got a few Exchange 2013 installations in production now so I thought it was about time I wrote a post on best practices when installing Exchange 2013 Cumulative Updates and Service Packs.

Each Cumulative update is a version of Exchange in it own right. Therefore if you are installing a new deployment of Exchange you can install straight from latest Cumulative Update, which at the time of…

This will be a quick post and one of the easiest steps in setting up your Exchange environment. In this seventh part of the series I’ll look at where to enter the product key for Exchange 2013.

Unless you deploy lots of Exchange 2013 servers, licensing an Exchange 2013 server may be something you only do once so here’s a quick guide on applying the license key in the Exchange admin center and…

How to connect to and manage Office365 using PowerShell

In this post I’ll look at how to connect to Office365 using PowerShell.

I’m working with a few more companies now who use Office365 so I thought I would look at how to connect to Office365 using PowerShell so that I can manage and maintain them more easliy.

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Exchange 2013 Initial Configuration Settings

Following on from a previous post on How to install Exchange 2013  SP1, in this multi-part series I’ll look at the initial configuration steps to get Exchange 2013 sending and receiving emails.

The demo environment I am using includes a Windows Server 2012 R2 domain controller and a single Windows Server 2012 R2 member server running Exchange 2013 installed using the instructions in the link…

Exchange 2013 Initial Configuration Settings: Setting SMTP accepted domains (part1)

Following on from previous posts on How to install Exchange 2013  SP1 and Exchange 2013 Initial Configuration Settings, in this first part of a series of posts I’ll look at setting the SMTP accepted domain.

By default when you install Exchange 2013 the default accepted domain will be the fully qualified domain name of the Active Directory domain you installed the server into.

In my demo…

Exchange 2013 Initial Configuration Settings: Setting email address policies (part 2)

Following on from the previous post Exchange 2013 Initial Configuration Settings: Setting SMTP accepted domains (Part 1) , in this second part of a series I’ll look at setting up an email address policy.

Until you create a new email address policy any recipients (users, resources, contacts, groups) you create will get their email address from the default email address policy. Therefore we’ll…

Exchange 2013 Initial Configuration Settings: Rename and move the default mailbox database and logs (part 3)

Following on from the previous post Exchange 2013 Initial Configuration Settings: Setting default email address policies (Part 2), in the third part of the series I’ll look at renaming the mailbox database.

To help with Exchange Server management it is important to keep things as simple and logical as possible, and a properly named mailbox database can greatly aid in the administration of the…

Exchange 2013 Initial Configuration Settings: Change mailbox size limits (part 4)

Following on from the previous post Exchange 2013 Initial Configuration Settings: Rename and move the default mailbox database and logs (Part 3), in the forth part of the series I’ll look at changing mailbox size limits.

Nowadays with storage reasonably cheap, mailbox size limits can be considerably bigger than the default 2GB, and the actual mailbox size limit you impose is more determined by…

Exchange 2013 Initial Configuration Settings: Create a send connector (part 5)

Following on from the previous post Exchange 2013 Initial Configuration Settings: Change mailbox size limits (Part 4), in the fifth part of the series I’ll look at creating a send connector.

By default when you install Exchange 2013 it does not have a send connector, only receive connectors. To be able to send outbound email to other domains you need a send connector.

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Exchange 2013 Initial Configuration Settings: set the offline address book (part 6)

Following on from the previous post Exchange 2013 Initial Configuration Settings: Create a send connector (Part 5), in the sixth part of the series I’ll look at creating a setting the offline address book.

The offline address book (OAB) is used by Outlook clients using cached mode for address lookups when the clients are offline.

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How to fix “Please wait while Windows configures Microsoft Office 64-bit Components 2013” on a Remote Desktop Services (RDS) Server

After deploying an RDS (formerly Terminal Server) server for a client recently, every time a user started Outlook 2013 they received the message “Please wait while Windows configures Microsoft Office 64-bit Components 2013”.

This slows up the Outlook load time by a second or two and doesn’t look very good, so let’s look at how to resolve it.

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How to stop Server Manager appearing at startup for users on a Remote Desktop Services (RDS) Server

After deploying a RDS (formerly Terminal Server) server for a client recently, every time a user logged on Server Manager was loading at start up. This is pretty undesirable behaviour as it will only confuse or annoy users, and there is nothing of relevance there for them, so the best solution is to stop it from appearing.

In this post I’ll look at how to stop Server Manager from loading at…

I’m updating my certifications at the moment and to help with my VCP I’m in the process of building a vSphere 6 home lab. I’m using VMware workstation and within it I’m setting up two ESXi 6.0 hosts, a vCSCA and a single DC. Each ESXi host has ten NICs with will be distributed and teamed onto five different networks, Management, Storage, vMotion, and two sudo VLANs for VMs. The problem is only…

After recently upgrading my laptop from Windows 8.1 to Windows 10 everything appeared to be in working order until I tried to start Adobe Lightroom.

I received the error message: “The program can’t start because MSVCR110.dll is missing from your computer. Try reinstalling the program to fix the problem.”

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How I migrated OxfordSBSGuy.com to new hosting service.

I’ve been thinking about moving my website to a new host for a while now, WordPress.com has been a great hosting company but it does have its limitations on how much you can modify settings, themes you can use and plugins available.

So towards the end of last week and over the weekend I decided it was time to spread my wings and fledge from the comfort of WordPress.com nest and out into the big…