What ports and url/ip does iMessage use? Corporate firewall and proxy need opening.

Hi All


Hope someone can help. iMessage is causing problems for iPhone users in our schools due to the fact the urls, IPs and ports are all hidden behind the messaging front end of iOS 5. Can anyone tell me which urls/IP addresses/ports I need to get opened through my corporate firewalls and proxy servers in order that iMessage can work for these users?


Thanks


Jon.

iPhone 4, iOS 5

Posted on Oct 24, 2011 6:46 AM

Reply
6 replies

Jan 3, 2012 3:41 AM in response to jon161

I'm not sure if this will help as I'm still waiting for these ports to be opened, but I was advised to open ports:


5190

5900

3286

587

993

3478-3497

5223


Some ports have been open (the last 4) and messages sent in iMessage don't seem to hang any more and I don't get a "failed to deliver" error so something must have worked in opening those ports. The problem seems to be retrieving the message - however I did send a message to an iPhone 4 which was connected via 3G and it still hasn't received the message.


Hope this helps. I will keep you posted.


Nick

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What ports and url/ip does iMessage use? Corporate firewall and proxy need opening.

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