[horde] greetings - some quick questions

Michael J Rubinsky mrubinsk at horde.org
Wed Jun 11 20:39:28 UTC 2014

Quoting Rick Romero <rick at havokmon.com>:

> Quoting Tim Streit <tim at triple3.co>:
>>     On Jun 11, 2014, at 1:34 PM, Rick Romero <rick at havokmon.com> wrote:
>>>> Greetings to all ;
>>>> 3.  EAS.  I saw a note in the setup where it says that it is intended
>>>> for use outside the US, or if they have bought an EAS license.  I'm
>>>> curious about this - a license from whom, Microsoft?  Horde?  How do
>>>> programs like Zarafa or Zimbra get by with Z-push, when this program
> has
>>>> some common roots, or at least that is my understanding?
>>> You can purchase licenses from Microsoft for using the ActiveSync
>>> protocol.  There is an initial deposit, and they you pay per mailbox
>>> (which inititally comes from the deposit).  I'm not familiar with
> Zarafa,
>>> but Zimbra does not include ActiveSync support in the free version.
>>> Rick
>>  Rick,
>>  Would you happen to have a link where to begin with getting licensed?
>>  I've no idea, and initial googling isn't getting me very far.  Also,
>> Zarafa is the original authors behind z-push, it was their
>> implementation of open sourced active sync in their groupware product.
>>  Thats why I was asking what the purpose of the license was -- that and
>> this (?) is an open source product?
> "Exchange ActiveSync" is a Protocol/API - not a software.  If you use
> Horde and enable 'Exchange ActiveSync', your usage of the protocol itself
> is governed by Microsoft's Intellectual Property.  Z-Push appears to fall
> under the same issue.
> http://en.wikipedia.org/wiki/Exchange_ActiveSync#Licensing
> http://www.microsoft.com/en-us/legal/intellectualproperty/IPLicensing/Programs/default.aspx
> Now, you might want to find out WHICH version of Exchange ActiveSync is
> actually covered by the licensing, though I wouldn't expect Microsoft IP to
> say "Oh yeah, if you use v2.1, you don't need any licensing."  Though I
> would assume it would be one of the 12.x versions - looks like around 2008
> is when the chance occurred, according to Wikipedia.

It doesn't matter which version is in use. The patent covers the  
entire protocol.

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