Known Issues with Disabling or Unbinding IPv6

Dirk & Brad's Windows Blog

A common issue we see in support is unbinding or disabling IPv6 on network interfaces.  Unbinding IPv6 is one of those things where you never know how it’s going to manifest, but the outcome is rarely the desired one.  Based on here is a running list of acknowledged issues identified by product support / Windows product teams when disabling IPv6 by unchecking IPv6 checkbox, broken down by technology:

Unchecking the IPv6 checkbox in the GUI exposes the following product issues


  • MSExchange ADAccess event 2114: Topology discovery failed, error 0x80040a02 DSC_E_NO_SUITABLE_CDC
  • MSExchange ADAccess event 1601: When initializing a remote procedure call (RPC) to the Microsoft Exchange Active Directory Topology service, Exchange could not retrieve the SID for account <SID>
  • MSExchange ADAccess event 2012: Domain Controller Servers in use are not responding
  • MSExchange ADAccess event 2105: Exchange Active Directory Provider failed to obtain DNS records for domain <AD DNS doman name>

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