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Channel: Terence Luk
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Troubleshooting RADIUS authentication issues between RADIUS client and...

I’ve recently worked with a client to troubleshoot RADIUS authentication issues between their Cisco Nexus as a RADIUS client and their Microsoft Windows 2012 R2 NPS (Network Policy Server) server as...

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Where to download the latest Wyse USB Firmware Tool / Dell USB Firmware Tool

I was recently asked by a colleague of mine as to where he could download the Wyse USB Firmware Tool / Dell USB Firmware Tool as shown in one of my previous blog posts:Attempting to pull and image from...

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Filtering a Citrix NetScaler load balancing virtual server access based on...

I’ve recently worked with a client who wanted a website load balanced by a Citrix NetScaler to have access filtered based on the source IP address of the incoming client.  There are probably quite a...

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Unable to redirect a HTTP Error 404.0 - Not Found page to a custom page on...

A client recently reached out to me to assist with a requirement that was requested after receiving a penetration test from an external vendor for their older Windows Server 2008 R1 Citrix XenApp 6.5...

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Rerouting outbound SMTP mail through Exchange 2016 Send Connectors from...

ProblemYou’re currently migrating from Exchange Server 2010 to 2016 and have just reconfigured the Send Connectors to route outbound SMTP mail through Exchange 2016 but notice that sent emails are...

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Configuring Citrix NetScaler to load balance Exchange SMTP inbound connections

I’ve recently been involved with configuring a client’s Citrix NetScalers to load balance inbound SMTP connections to Exchange and thought I’d take this opportunity to blog the process.#1 – Configure...

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Upgrading a Citrix NetScaler VPX HA pair via command line

Those who are familiar with the Citrix NetScaler’s administrative console would be familiar with the upgrade button in the Systems menu that allows the administrator to upload the upgrade package and...

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HTTP 500 Internal Server Error is thrown when accessing the App Volumes...

ProblemYou’ve completed an upgrade of VMware App Volumes Manager from 2.6.0.1226 to 2.12.0.70:… by uninstalling the old version then reinstalling the new version using the same database but notice that...

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Lync Server 2013 / Skype for Business Server 2015 federated contacts listed...

ProblemCompanies federated with your Lync / Skype for Business environment have recently noticed that the status contacts in your organization briefly show as Updating…:… then eventually changes to...

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Windows Movie Maker 2012 fails to launch on VMware Horizon View Windows 7...

ProblemYou’ve downloaded Windows Essential 2012 and installed Windows Movie Maker 2012 on a Windows 7 desktop fails to launch and displays the following error message:Sorry, Movie Maker can’t start....

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Attempting to execute Create-PublicFolderMailboxesForMigration.ps1 to create...

I’ve noticed that many of my clients and colleagues have been calling me about a specific step during the migration of Exchange 2010 Public Folders to Exchange 2016.  Given the frequency of the calls...

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Attempting to generate a certificate request (CSR) on the Avaya Session...

ProblemYou attempt to create a CSR on Avaya Session Border Controller for Enterprise 6.3 000-19-4338:… but notice that you are unable to generate the CSR if the Subject Alt Name is left blank:The...

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Attempting to upgrade VMware vSphere Data Protection from 6.1.2 to 6.1.3...

ProblemYou’re attempting to upgrade your VDP appliance from 6.1.2 to 6.1.3:… but notice the following message after mounting the upgrade ISO and navigating to the Upgrade tab:To upgrade your VDP...

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Attempting to delete an Exchange Server 2016 mailbox database previously used...

I recently had to assist a client with migrating their Exchange Server 2010 public folders to Exchange Server 2016 and ran into a situation where the mailbox database storing the public folder...

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Filtering out certificates with blank Common Name when using the Certificate...

I’ve found that many of my clients with services that rely on Microsoft Certificate Authorities deployed within the internal network have frequently asked me whether there was a way to monitor the...

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Task Scheduler Scheduled task fails with: "Last Run Result (0x1)”

ProblemYou’ve created a new scheduled task in Task Scheduler to execute a batch file but notice that the task does not complete successfully and the Last Run Result is (0x1): Reviewing the History tab...

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VDP (vSphere Data Protection) 6.1.2 fails to backup after upgrading vCenter...

ProblemYou’ve recently upgraded vCenter 5.5 from Update 3c to 3e and immediately noticed that your existing VDP 6.1.2.19 appliance backup jobs fail and the closest KB you can find related to this issue...

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Hide Favorites, Libraries, Network and redirected local drives for Citrix and...

One of the most common questions I’ve been asked by clients with Microsoft RDS deployments is how to hide the Library, Favorites and redirected local drives for RDS published RemoteApp applications....

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Attempting to export a mailbox to PST from the Exchange Server 2013 ECP...

ProblemYou attempt to export a user’s mailbox to PST via the Exchange 2013 ECP console but receive the following error:The call to‘net.tcp://exchangeServer.domain.com (15.0.1178.0caps:1FFF)’ timed out....

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Attempting to access an account’s Outlook Web App (OWA) throws the error...

ProblemYou have an account that was recently disabled in Active Directory and need to access it via OWA so you proceed to enable in Active Directory Users and Computers then log on via the webmail...

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