Event ID 16396 — Configuration

Applies To: Windows Server 2008 R2

In order for a BITS peer caching server to serve cached content to BITS clients, the server must be able to listen for requests from clients and accept the requests.

Event Details

Product: Windows Operating System
ID: 16396
Source: Microsoft-Windows-Bits-Client
Version: 6.1
Message: Error %3 occurred when BITS tried to change the state of firewall rule "%1" to %2. Restarting the BITS service may correct the problem.


Restart the BITS service

To resolve this issue, stop and then restart the BITS service.

To perform this procedure, you must have membership in the local Administrators group, or you must have been delegated the appropriate authority.

To stop and restart the BITS service:

  1. Open an elevated command prompt. To open an elevated command prompt, click Start, right-click Command Prompt, and then click Run as Administrator.
  2. Type sc stop bits, and then press ENTER.
  3. Type sc start bits, and then press ENTER.


To ensure that the peercaching server is enabled:

  • From a command prompt running as an administrator, type:


  • Ensure that the output includes:

    Enable serving to peers: true


BITS Infrastructure