# Open Network Brdige RTSP cannot use via ffmpeg.

**URL:** <https://community.mobotix.com/t/open-network-brdige-rtsp-cannot-use-via-ffmpeg/7867>\
**Category:** MOBOTIX 7 - Discussion\
**Tags:** troubleshooting\
**Created:** [January 3, 2024, 9:12am UTC](https://community.mobotix.com/t/open-network-brdige-rtsp-cannot-use-via-ffmpeg/7867 "2024-01-03T09:12:02Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Yingchu](https://avatars.discourse-cdn.com/v4/letter/y/9fc29f/32.png) [@Yingchu](https://community.mobotix.com/u/Yingchu)\
**Post date:** [January 3, 2024, 9:12am UTC](https://community.mobotix.com/t/open-network-brdige-rtsp-cannot-use-via-ffmpeg/7867/1 "2024-01-03T09:12:02Z")

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Hi there,

We plan to use “open network bridge” rtsp of Mobotix on our product, by the following link:

> [@How to install/configure and use the MOBOTIX HUB VideoOS OpenNetworkBridge](https://community.mobotix.com/t/how-to-install-configure-and-use-the-mobotix-hub-videoos-opennetworkbridge/4064):
>
> ONVIF is an open, global forum that is working to standardize and secure the way that IP video surveillance products communicate. The goal is to make it easy to exchange video data. For example, to enable law enforcement, surveillance centers, or similar organizations to quickly access live and recorded video streams in any IP-based surveillance system. Mobotix Systems wants to support this goal, and has developed the Mobotix Open Network Bridge toward that end. Mobotix Open Network Bridge is a…

Then found it only can be used via vlc, but failed via ffmpeg.  
ffmpeg cannot handle 2 www-header

 ![1](https://canada1.discourse-cdn.com/flex030/uploads/mobotix/original/2X/9/9335f1716d6e3cca0f8b5cfd0884268b2127e36c.png)

Is there any workaround we can do? E.g. disable sha-256

Thanks,  
Yingchu Chen

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<div class="post-metadata">

**Author:** ![Yingchu](https://avatars.discourse-cdn.com/v4/letter/y/9fc29f/32.png) [@Yingchu](https://community.mobotix.com/u/Yingchu)\
**Post date:** [January 10, 2024, 8:47am UTC](https://community.mobotix.com/t/open-network-brdige-rtsp-cannot-use-via-ffmpeg/7867/2 "2024-01-10T08:47:11Z")

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Just tried to add registry key as the following, stream could be access via ffmpeg.

Registry key details:  
Path: Computer\HKEY\_LOCAL\_MACHINE\SOFTWARE\MOBOTOX\MOBOTIX Open Network Bridge  
DWORD value: SHA256Auth  
Value to disable SHA256: 0

 ![Mobotix_registry](https://canada1.discourse-cdn.com/flex030/uploads/mobotix/original/2X/e/e107350343ac1fcee38ddf3bbccfeb6013077267.png)