PL9020 Ping Spikes under low load

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PL9020 Ping Spikes under low load

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PL9020 Ping Spikes under low load
PL9020 Ping Spikes under low load
2017-05-14 18:31:33
Model :

Hardware Version :

Firmware Version :

ISP :

Hi,

I have huge problems with the PL9020 Kit. When there is little load over the Powerline, the Ping starts to spike up to 50 - 500 ms over the Powerline. (Between endpoint and router)

As soon as there is some load (a few KBit is enough) this problem stops immediately.

However this is really annoying while playing online games!

Is this a power saving feature or something? How can I fix that?

See the picture below, left side is only one endpoint while pinging the router over powerline and the right side is the same, except I turned my other computer on (which connects to the internet through powerline aswell) and opened some websites.
File:
ping.pngDownload
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#1
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13 Reply
Re:PL9020 Ping Spikes under low load
2017-06-02 04:34:01
Product is faulty and to date TP Link have replied to zero posts on it afaik even though they advertise it as their support forum...
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#2
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Re:PL9020 Ping Spikes under low load
2017-06-08 19:02:35
Finally we have a beta firmware that seems to improve things - see other posts.
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#3
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Re:PL9020 Ping Spikes under low load
2017-08-03 01:07:01
Hi,

the reason for this behaviour is an additional power saving feature, which reduces performance under low load.

TP-Link provided me a custom TP Link utility which allows to disable both power save features and now everything is running smooth.

Awesome!

If someone needs this, tool please send me a PM
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#4
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Re:PL9020 Ping Spikes under low load
2017-09-09 18:16:52
Is there anyone else who has this special version of the tool?
Got no answer from Geicher yet.
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#5
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Re:PL9020 Ping Spikes under low load
2017-09-10 00:56:41
Sorry, forgot about your post.
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#6
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Re:PL9020 Ping Spikes under low load
2017-09-11 04:37:00
No, sorry, this one only shows one power saving option + the option to reduce the interference with dsl. that's it.
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#7
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Re:PL9020 Ping Spikes under low load
2017-09-12 15:06:22
I pm'd you the correct version.
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#8
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Re:PL9020 Ping Spikes under low load
2017-09-12 15:09:15
Just noticed that there is a newer firmware that fixes the issue:

Modifications and Bug Fixes
1. Fix the problem that the device can't awaken from Power saving mode sometimes.
2. Fix the problem that the latency will increase at low-flow conditions.
3. Enable IGMP Leave Suppression.

Thanks TP-Link for the awesome customer support!
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#9
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Re:PL9020 Ping Spikes under low load
2017-09-13 00:09:39
Hi, where are you seeing the new firmware? It's not on the UK site under product support.
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#10
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Re:PL9020 Ping Spikes under low load
2017-09-13 00:29:13
It's on the US site only. The beta version I uploaded was 170601 whereas the new version is 170628. Hopefully TP-Link get around to uploading a UK / EU version...
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#11
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