ImapSync vs. MigrationWiz

ImapSync is a command-line tool which can be used to migrate IMAP content between mailboxes. We’ve had a few customers ask us if they could use ImapSync as a cheaper alternative. Here is our answer.

ImapSync wasn’t optimized for speed. For starters, it was written in Perl, a scripting language which by default is interpreted, not compiled. There is plenty of evidence supporting this:… Read more

Migrating From IMAP… Means Migrating What?

Need to migrate from an IMAP system? There are some limitations you should be aware of. First, most IMAP servers have some technical limitations. Second, only emails can be migrated using IMAP. That’s right, contact or calendar items CANNOT be migrated using IMAP because it is an email-only protocol:… Read more

Evaluating the Exchange to Google Apps Migration Tool

In this post, we evaluate the Exchange to Google Apps migration tool from a technical perspective. This tool is made available for free by Google. Unlike MigrationWiz,  this is an on-premise migration tool which must be deployed locally. Its purpose is to assist customers wanting to switch from Exchange to Gmail.… Read more

Exchange 2010 Throttling: Impact On Migrations

Exchange 2010 introduces new client throttling features which can have a direct impact on migration planning. The feature is designed to prevent some clients from consuming excessive server resources. As with cell phone bandwidth usage, usage distribution is often skewed, with a small percentage of users consuming 95% of resources. Unfortunately, as a provider of cloud-based migration, our usage patterns are quite different from what you could expect from a single client responding to emails. After all, our technology is designed to push as much data as possible in the shortest amount of time possible to reduce the impact of migrating data.… Read more

Migrating Mailboxes Without Admin Access

There may be situations where administrative login to mailboxes may be unavailable. This can be a challenge issue if you need to migrate a large number of mailboxes.… Read more

Praise From Cobweb

We were delighted to read the following comment on Cobweb’s blog:

“We use almost exclusively for on-boarding […] to the Cobweb Hosted Exchange service. […] it makes everything a lot simpler and overcomes a number of hurdles traditional on premise or PST migrations will encounter. Our customers have noticed and often comment on how smooth the whole process is.”

In case you’ve never heard of Cobweb, they are (among many other things) a leading hosted Exchange provider in Europe and understand Exchange inside out.… Read more

Repairing Migration Errors

As a MigrationWiz user, you decide how many errors a migration can encounter before it is marked as failed. Simply specify the error limit in advanced connector settings (the default value is 100 errors). This means that a migration can succeed overall, but also report that some errors were encountered.… Read more

Folder Exclusions

MigrationWiz allows very rich folder exclusions using the regular expressions syntax. I know that a lot of people are not familiar with this syntax, so I’m going to try and break it down to some simple examples.… Read more

Google Gmail "Web Login Required" or "Invalid Credentials" errors

When migrating or accessing Google Gmail, you may encounter one of the following errors even though your user name and password are correct: 1) Web Login Required or 2) Invalid Credentials.

Like the big black box Google is, they don’t comment on security related problems/features that they implement. In addition, the error codes/messages that they present are not always decipherable. When searching the internet for these errors, you will only read about user experiences and what people have tried.… Read more

MigrationWiz performed the largest Gmail migration in Europe to Microsoft Exchange

Last year, MigrationWiz was the product of choice when Vinci PLC, annual revenue of $1.69 billion, moved from Gmail to Microsoft Exchange. This was the largest Gmail compete in Europe for Microsoft so far and we were on the front lines to make it so.… Read more