Active Directory

AD, DNS and associated services

“[WARNING] Failed to query SPN registration on DC” | Domain Controller Stops Replicating Pt. 2

Leave a reply
This article is our second part of our three part series, continuing where we left off in our last article: Domain Controller no longer replicating Pt. 1 — “Replication has been explicitly disabled…”.  Our previous steps have brought us closer to resolving the replication issues on our Los Angeles Domain Controller, however issues still remain. Now I will walk you through tackling: DCDIAG / NETDIAG shows Time Service is stopped and Netlogon service is paused "[WARNING] Failed to Read more [...]

The Checkbox of Doom

Leave a reply
There are many issues that come up in exchange which are fixed by an undocumented checkbox procedure (see very bottom of post for an examples of issues).  I call this checkbox, The Checkbox of Doom as it is responsible for many failed move-mailbox requests as well as causing mobile devices to stop receiving mail after mailboxes are migrated (iPhone mail shows as connected to server but inbox is empty). 2021 Update: "The Checkbox Polymorph'ed Self" You find yourself in a dungeon and your head hurts. Read more [...]

Domain Controller no longer replicating Pt. 1 “Replication has been explicitly disabled”

5 Replies
Issue: Domain Controller in Los Angeles site hasn’t replicated for over a month The first step is to run DCDIAG from the command prompt (right click run as administrator).  Amongst other errors DCDIAG reveals that Inbound and Outbound Replication is Disabled: Testing server: LosAngeles\STAR Starting test: Replications [Replications Check,STAR] Inbound replication is disabled. To correct, run "repadmin /options STAR -DISABLE_INBOUND_REPL" [Replications Check,STAR] Outbound replication Read more [...]