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tmalmond

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iPhone won't get email on company wifi

I noticed that my iPhone won't get email when connected to the company WiFi. It seems like it might be a dns problem since the iPhone is set up to use activesync with exchange server on the company's external address. Has anyone else run into this? Is there a way to get this to work internally?
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Ron Malmstead
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Sounds like DNS.

This is setup through OWA correct ?...
So can you access the OWA site internally ?
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tmalmond

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Yes, it is setup through OWA. Yes I can access the OWA site internally with the iphone. It seems like there should be a way to create an alias to point the external address (mail.company.com) to the internal server. Perhaps a host file entry?
Is the wireless router, setup to use INTERNAL dns servers ?

If so....then you should be able to resolve mail.yourdomain.com to an internal address... assuming you DO in fact have a host record for "MAIL".
Yes, the router is set up to use internal dns servers. Yes, I have a host record for "MAIL" that points to the internal address of the server. Should I create another record for mail.company.com that points to the same address?
NO...don't do that...

It should be working as is, unless there is some other problem.

Try connecting a laptop to the wifi, then see if you can hit the OWA web.
If you can hit the webpage.... from the iPhone while connected to wifi....... I can't really see any reason it shouldn't work for the active sync...
The only other thing I can think of...is if there is some sort of dns caching going on ..on the iphone.  Where it's still resolving the mail.yourcompany.com to the external address.
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Ron Malmstead
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I think the problem lies with the dns name. The internal name is mail.company.local not mail.company.com.
Good point.  I saw another forum where they were talking about the iPhone having trouble resolving anything ...".local"

You should be able to create another forward lookup zone, for "yourcompany.com" ... and put a mail record in there.
Either that or change the dns to a public dns address on the Iphone...so it will resolve to the external address.  It should work even though you would be going out then coming back in.
The trick was to set up a forward lookup zone on the local DNS server with the external address as described in the article. Once I did that, all was fine. Thanks for weighing in on this issue.