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Re: HDHR failing [ In reply to ]
On Sun, 15 Nov 2020 16:20:00 +1300, you wrote:

Looking at this page:

https://www.mythtv.org/wiki/Silicondust_HDHomeRun_Dual

suggests why the HDHR was trying to connect to the MythTV box. It
will have been set up to send its infrared remote traffic to the
MythTV box, so it will have been trying to set up that connection
again.
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Re: HDHR failing [ In reply to ]
On 15/11/2020 04:20, Stephen Worthington wrote:
> The log posted probably does not show the start of the Ethernet
> traffic, as the first packet you posted (packet 11) is an ARP request
> broadcast from the HDHR trying to find the MythTV box's IP address.
> That is unexpected - it suggests that the HDHR was talking to the
> MythTV box not long ago and lost the connection and is trying to
> re-establish it.

Actually that looks like a "gratuitous ARP" [1]

Google suggests that HDHRs issuing gratuitous ARP requests is a known
behaviour.

[1]:
https://en.wikipedia.org/wiki/Address_Resolution_Protocol#ARP_announcements
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