Johan Veldhuis

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Johan Veldhuis
Johan Veldhuis is a Techncial Consultant for Communicativ. Prior to working for Communicativ Johan worked several years for AXIANS a system integrator in The Netherlands, first as service desk engineer and later as server & storage engineer. Johan is a MCSE-M and MCITP and was awarded the Microsoft MVP Award (Exchange Server) for his contributions to the messaging and collaboration community. Johan has also his own website where he blogs and publishes tutorials mostly about Exchange. You can reach Johan at j.veldhuis@communicativ.nl. j.veldhuis@communicativ.nl or follow him on twitter via @jveldh

Migrating from OCS 2007 R2 to Lync: Part 4

by Johan Veldhuis | 06 February 2012 | Not rated yet

Having migrated the rest of our users and legacy resources across, and start getting ready to decommission OCS 2007 R2, this final article in the series explains how to complete the migration, reconfigure the federation traffic, and remove the OCS 2007 R2 environment Read more...

Migrating from OCS 2007 R2 to Lync - Part 3

by Johan Veldhuis | 16 August 2011 |

So far, Johan has walked us through the whole process of preparing our new Lync Server 2010 environment, step-by-step. Now it's time to expand that environment, migrate the rest of our users and legacy resources across, and start getting ready to decommission OCS... Read more...

Migrating from OCS 2007 R2 to Lync: Part 2

by Johan Veldhuis | 07 June 2011 |

2 comments |

In the story so far, Johan has described how to check that the migration from your OCS to Lync is supported and how to determine the requirements for the new installation This was followed by a walk-through of the preparation the Active Directory and installation of... Read more...

Migrating from OCS 2007 R2 to Lync: Part I

by Johan Veldhuis | 09 May 2011 |

3 comments |

Lync Server is more than just a name-change for OCS, it is a significant upgrade. How then do you make that migration from and existing Microsoft Office Communications Server (OCS) 2007 environment to Lync? Johan explains, from experience, all the necessary... Read more...

A look at Microsoft Lync 2010

by Johan Veldhuis | 22 March 2011 |

1 comment |

Lync manages office communications such as voice calls, video calls, instant messages, meetings, and shared whiteboard sessions all from a single interface. If this sounds like OCS, then you're right, it is the new improved version. Johan explains the background, ... Read more...

Migrating to Microsoft BPOS - Part II

by Johan Veldhuis | 14 January 2011 |

1 comment |

In his last article, Johan gave us a crystal clear guide to preparing to migrate from an on-premises Exchange environment to a Cloud-based BPOS (Business Productivity Online Suite) environment. With the preparations complete, he now walks us through the final steps... Read more...

Migrating to Microsoft BPOS - Part I

by Johan Veldhuis | 16 December 2010 |

1 comment |

By now, you've probably heard of Microsoft's latest foray into the PaaS arena - Office 365 - but you might not know that Microsoft's BPOS offering is going to be a component of this latest incarnation. If you're considering either of these platforms, Johan Veldhuis'... Read more...

Monitoring Mailbox Moves

by Johan Veldhuis | 17 November 2010 |

Mailboxes moves happen all the time, and given how precious the data in mailboxes can be, you should know exactly how to monitor their progress and make sure they transition smoothly. You also need to know what happens when something goes wrong. Johan imparts the... Read more...

OCS Disaster Recovery, Part 2

by Johan Veldhuis | 31 August 2010 |

There are several possible disasters which might happen to your Office Communications Server environment. This will be everything from a file share which becomes corrupted, all the way over to a complete OCS server recovery. None of these will present a problem if... Read more...

OCS Disaster Recovery Part 1

by Johan Veldhuis | 16 June 2010 |

2 comments |

Office Communications Server stores its data in a variety of locations, which can make backing it up and disaster recovery a slightly tricky business. Thankfully, Johan Velduis is here to tell which databases and fileshares we need to worry about, and give us peace... Read more...

Microsoft Office Communications Server 2007 R2 - Part II

by Johan Veldhuis | 19 March 2010 |

Once you have set up Office Communication Server 2007 R2 to provide IM within the organisation, the next stage is to provide full telephony by setting up the OCS Mediation Server and the OCS Edge Server to connect ‘outside’ the organization, and escpecially to a... Read more...

Microsoft Office Communications Server 2007 R2 - Part I

by Johan Veldhuis | 11 March 2010 |

4 comments |

Office Communications Server, which provides integrated voice, conferencing, IM, and telephony, is one of those products that are difficult to explain in simple terms. It takes a brave man to take on the task, and to provide a simple guide to installing it:... Read more...

A Deep Dive into Transport Queues (Part 2)

by Johan Veldhuis | 09 February 2010 |

Johan Veldhuis completes his 'Deep Dive' by plunging even deeper into the mysteries of MS Exchange's Transport queues that are used to temporarily store messages which are waiting until they are passed through to the next stage, and explains how to change the way... Read more...

A Deep Dive into Transport Queues - Part 1

by Johan Veldhuis | 12 January 2010 |

3 comments |

Submission queues? Poison message queues? Johan Veldhuis unlocks the mysteries of MS Exchange's Transport queues that used to temporarily store messages waiting until they are passed through to the next stage, and explains how to manage these queues. Read more...

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