[mythtv-users] Sudden issue with HDHomeRun on network switch?

[glen]

On Thu, 2019-03-14 at 18:18 -0400, Tom Dexter wrote:
> I had a REALLY odd one this week, and I'm not sure what this is all
> about:
> I have two HDHomeRun Connect HDHR4-2US units. They've both
> beenconnected to an 8 port switch I have for a long time. I expressly
> hadthem on the switch so as to avoid having them dependent on the
> router.
> On Monday I had several recordings fail. At that point I noticed
> thatthe back of one HDHR was flashing red (no network connection).
> When Itried to power it off and on it would get a link for a few
> seconds andthen drop it, and go to the blinking red status. I
> verified that theswitch port and cable were OK by connecting other
> devices and they allworked OK. At that point I naturally figured that
> the HDHR, or the NICin it, must have died, so I ordered another. I
> actually ordered twobecause 6th Ave Electronics (via Newegg) had them
> for $58 and freeshipping which is way cheaper than I generally see
> them.
> They arrived today and when I hooked one up...SAME issue...drops
> thelink and flashes red after a few seconds...almost went ballistic.
> WhatI found was that both the new one and the old one I thought was
> dead,work perfectly connected to my router, but fail connected to ANY
> porton the switch.
> To make this even stranger, I now have a laptop of mine connected
> toone of the same ports on that switch and it's working flawlessly.
> Infact, my other (older) HDHR is working connected to the switch as
> italways has.
> I have no idea what to make of that at all. I can only think
> thatmaybe the switch is going bad(?) and the requirements of the HDHR
> tomaintain a link are more restrictive than other devices?? Sort
> ofcrazy. Any opinions would be welcome.
> Tom_______________________________________________mythtv-users
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i would look toward the switch as the problem. is this a managed or
unmanaged switch ?. did you try different portson the switch ? i would
swap ethernet cables and move the hdhomeruns to ports on switch not
used before. preferably1 and 2 on the switch
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