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TechnoKOZ recently assisted another iPhone – Exchange customer who was receiving this strange Error Code: [0x80004005].

This event error log message is related to a port IP conflict with the Microsoft DNS server and ActiveSync AUD service. You have to exclude these ports from the DNS server “pool” to prevent conflicts.


Add the following ports to the key, without removing any of the existing entries.

2883-2883 – Used by AUTD
4500-4500 – Used by IPSEC
1812-1813 – Used by IAS
1701-1701 – Used by L2TP
1645-1646 – Used by IAS

Remember, TECHNOKOZ is available each day from 5:00 a.m. to 11:00 p.m. 480.440.4650 // Skype: TECHNOKOZ We are still assisting more and more customers from AROUND THE WORLD. We look forward to solving your Exchange ActiveSync issues too! You will not regret making the call.

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