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PPPoE upload speed is limited to 50%

Posted: Fri Jul 14, 2017 11:56 am
by nforced
I bought hAP lite RB941-2nD to replace a working TL-WR841N and to keep it simple I'll put it that way: using PPPoE the TL-WR841N is doing 40Mbits/s upload and download while the RB941-2nD is doing 40Mbits download and 20Mbits upload. I've tried 6.38.7 (bugfix only), 6.39.2 (current), 6.40rc38 (RC), firmware 3.39 and all possible configurations found here in this forum and googling. Always the same result - 40/20. I also put the RB941 behind the TL-WR841N in Automatic Address Acquisition mode and I get the 40/40 result...
I bet all my misery comes from the PPPoE in some way where I've tried all combination of settings found, current MTU/MRU is 1480, MRRU is 1500, MSS on and off, CHAP only auth method.
Let's say everything else is default factory settings. What bugs me most is that the cheap TP-LINK router I am upgrading works just fine out of the box and I've spent hours yesterday trying to make the RB941 work the same way, not good!

Re: PPPoE upload speed is limited to 50%

Posted: Fri Jul 14, 2017 3:28 pm
by nforced
I got some progress, after hardware reset (hold RST button while device is powered off and plug power on, hold for ~5 seconds till ACT led stars to blink then release immediately) with the ROS 6.38.7 (bugfix only) I was able to get the 40/40 speed at that point. Then I upgraded to 6.39.2 and I went back to 40/20.. THEN I did a second hardware reset and just by using Quick Set to configure PPPoE user/pass I was able to get the 40/40 again!
I have now idea why it works that way.

If this helped anyone please let us know!

Re: PPPoE upload speed is limited to 50%

Posted: Sun Jul 16, 2017 1:14 am
by mistry7
Rb941 is lowcost device, it depends ob Firewall and Fastpath / Fasttrack rules If it Works or Not

Re: PPPoE upload speed is limited to 50%

Posted: Wed Jul 19, 2017 8:39 am
by nforced
Rb941 is lowcost device, it depends ob Firewall and Fastpath / Fasttrack rules If it Works or Not
I know it's a lowcost device, but still I don't understand how this relates to hardware reset after ROS upgrade/downgrade (and initially!)?
It shouldn't be that way, many end-users will take it (the device) as "it's crap" or whatever in this manner while that's not true in the given sense.