Office 365, RBL and rejections

by Nicolas Blank on 13/08/2012

Occasionally during your working day, you may find that email is rejected after is it sent with a notice similar to the following: Delivery has failed to these recipients or groups: Nicolas Blank Your message wasn’t delivered due to a permission or security issue. It may have been rejected by a moderator, the address may [...]

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Introduction This article will speak to load balancing Exchange, and specifically with a review of the Kemp load balancer virtual (VLM) appliance. Why load balance Exchange Every generation of Exchange had their own areas of specialty: Exchange 2003 forced us to learn about clustering and SAN’s Exchange 2007 made us PKI experts, Exchange 2010 on [...]

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Lepide Exchange Manager Review

by Nicolas Blank on 26/06/2012

Lepide Exchange Manager (LEM) was a pleasant surprise when it crossed my desk. LEM allows for the recovery of mail from a variety of sources into EML’s, MSG’s PST’s or online mailboxes. While this kind of product certainly isn’t new, the simplicity and speed of LEM coupled with a common sense approach to its user [...]

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June/July activities

by Nicolas Blank on 20/06/2012

It’s a busy month in community land with two activities planned. One activity for ITPRO Africa and another one for information worker. The ITPRO Africa event will be held of the 5’th of July and speaks to the relevance of security in the modern enterprise. Even though we have vendors presenting, a No Marketing rule [...]

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Reviewing the New Nokia Lumia 800

by Nicolas Blank on 26/02/2012

I’m not religious about technology, and certainly not the tech I consume for personal use. Due to my travelling schedule, it HAS to work and be robust. With that in mind, I tend to be rather vocal about choosing technology on merit over brand loyalty. When I was given a Nokia Lumia 800 I was [...]

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How to migrate just about anything

7 February 2012

I worked with the nice folks over at Mimecast to build a series of Webinars, which include: Webinar 1 – Migration planning: where to start Webinar 2 – How to design your Exchange migration process Webinar 3 – Migration gotchas: real world examples Webinar 4 – Measuring migration success I really enjoyed building these webinars, [...]

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Passing 70-662–TS:Exchange Server 2010, Configuring using a prepkit

12 January 2012

Some of you may know that I own and operate a consultancy, however what isn’t so obvious, is that we have staff, which need to stay certified. With the new partner competencies in mind, getting your staff up to speed on their certs quickly is a concern. I’m not going to discuss the partner requirements [...]

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Office 365 Now Available to South African Customers

30 November 2011

Office 365 is now available to South African Customers.  www.office365.co.za now resolves to the familiar Office 365 site we’ve become accustomed to while trialling the service, however, one crucial part of the site has been missing. The sign up screen now supports South Africa in the drop down list of available countries. There’s not much [...]

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Exchange 2010: Collapsing DAG Networks

27 September 2011

I’d like to call out a superb blog post from Tim McMichael on this topic. To quote Tim, this is a topic, which is commonly misunderstood, and the benefits include the understanding of: Why do you disable the MAPI network from log shipping activities? Remember that if no other network exists in a DAG to [...]

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Exchange 2010 PowerShell cookbook–Mike Pfeiffer

8 September 2011

“Quick Answers to common problems” – I have to agree. A number of PowerShell books have graced my shelves, however very few of them allow an Exchange focused professional to learn in an incremental way, focused purely on Exchange. Mike accomplishes this by introducing a concept and then building on it, gradually cranking up the [...]

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