Ah, ok.  Our intent is to block all direct access from Android devices.  We
don't do Exchange ActiveSync.  Our only allowed access is through "Good for
Enterprise" for androids/iOS and BES for Blackberries.

On Tue, Jun 21, 2011 at 4:53 PM, Darhl Thomason <
[email protected]> wrote:

> I use powershell scripts that run periodically through the day to capture
> any changes.  The powershell scripts check A/D group membership and turn
> off/turn on various Exchange attributes depending on the group.  The ones
> that I use/control are:****
>
> ** **
>
> IMAP enabled/disabled****
>
> POP enabled/disabled****
>
> Outlook Anywhere enabled/disabled****
>
> Exchange ActiveSync enabled/disabled****
>
> EAS Policy assigned/not assigned****
>
> ** **
>
> d****
>
> ** **
>
> *Darhl Thomason *| SysAdmin | Business Technology****
>
> *Papa Murphy’s* Int'l. | *d* 360-449-4044 | *c* 360-607-5617 |
> www.papamurphys.com****
>
> ** **
>
> *From:* [email protected] [mailto:
> [email protected]] *On Behalf Of *Michael Wells
> *Sent:* Tuesday, June 21, 2011 1:48 PM
>
> *To:* A list for BES Admin's to discuss issues, etc.
> *Subject:* Re: [Bes-admins] Blocking BIS access to our Exchange****
>
> ** **
>
> One thing to note - blocking the IP's will block RIM devices, but I believe
> Android has similar features without an ip list to block.
>
>
> That's why we ended up using the captcha - it block them all.  (So far, at
> least.)
>
> ****
>
> On Tue, Jun 21, 2011 at 4:21 PM, Michael Wells <[email protected]> wrote:**
> **
>
> You can block the ports, but I don't have that doc handy.
>
> You can also put a captcha on your OWA page which will stop BIS and Android
> users.
>
> ****
>
> On Tue, Jun 21, 2011 at 4:14 PM, Art Alexion <[email protected]> wrote:****
>
> I have Googled this with minimal luck.
>
> We have some users who are accessing their corporate mail via BIS.  Though
> we freely provide BES accounts, I suspect these are users with personal
> devices who don't want to pay for an Enterprise Data Plan.  Pretty ironic
> that we are having this problem with BlackBerries, incidentally, because
> with the other smartphones I can just boot them from EAS.  My understanding
> is that BIS uses OWA for Exchange access.  Of course, we can't turn of OWA
> or Outlook Anywhere.  I also read that I can accomplish this by blocking the
> BIS IP range in our firewall.  Other posts say you have to do it on the IIS
> server for OWA.  None of the posts, however seem to want to give up the IP
> range to be blocked.
>
> Anyone successful at this? How?
>
> --
>
> Art Alexion
> Systems Engineer -- Infrastructure Engineering Group
> Resources for Human Development
> [cid:250E70F0-B191-4D90-8033-DD47AEDCAFAD]****
>
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