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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;mso-fareast-language:EN-US">If you happen to be using a CHR for one or both ends, make sure you have at least a trial license on it – they limit throughput to 1Mpbs when unlicensed.</span><u><span style="font-size:10.0pt;font-family:"Calibri",sans-serif;color:#ED7D31"><o:p></o:p></span></u></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> AusNOG [mailto:ausnog-bounces@lists.ausnog.net]
<b>On Behalf Of </b>Damien Gardner Jnr<br>
<b>Sent:</b> Monday, 31 July 2017 11:22 AM<br>
<b>To:</b> Aus Net Servers Australia Pty Ltd <info@ausnetservers.net.au><br>
<b>Cc:</b> ausnog@lists.ausnog.net<br>
<b>Subject:</b> Re: [AusNOG] Mikrotik EoIP Assistance<o:p></o:p></span></p>
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<p class="MsoNormal">Have you added adjust-mss rules for the EOIP tunnel? (and also on any vlans on it)? If not, it's likely to perform horridly.. (adjusting MTU won't help unless you're adjusting MTU on the hosts on both ends which are talking to each other)<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">/ip firewall mangle<o:p></o:p></p>
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<p class="MsoNormal">add action=change-mss chain=forward new-mss=1410 out-interface=eoip-sydney \<o:p></o:p></p>
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<p class="MsoNormal"> passthrough=yes protocol=tcp tcp-flags=syn tcp-mss=1411-65535<o:p></o:p></p>
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<p class="MsoNormal">add action=change-mss chain=forward in-interface=eoip-sydney new-mss=1410 \<o:p></o:p></p>
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<p class="MsoNormal"> passthrough=yes protocol=tcp tcp-flags=syn tcp-mss=1411-65535<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">on at least one end should do it. (adjust mss as appropriate for your usable mtu)<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On 31 July 2017 at 11:16, Aus Net Servers Australia Pty Ltd <<a href="mailto:info@ausnetservers.net.au" target="_blank">info@ausnetservers.net.au</a>> wrote:<o:p></o:p></p>
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<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black">Hey Guys,<o:p></o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black">We have been trying to configure our EoIP tunnel between two sites. The tunnel is established and passing traffic however the throughput is really slow (under 1mbps) We
have changed the MTU temporarily to see if it was a packet fragmentation issue but that does not seem to have fixed the issue, so it has been reverted. The WAN side of both connections is working fine and tests of this show really good and solid speeds<o:p></o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black">Is there any Mikrotik gurus that could lend a hand to troubleshoot this issue?<o:p></o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black">Thanks in advanced.<o:p></o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black">Regards,<o:p></o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black">Matthew Matters<o:p></o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black">Director <o:p></o:p></span></p>
<p style="background:white"><span style="font-family:"Calibri",sans-serif;color:black">Aus Net Servers Australia Pty Ltd<o:p></o:p></span></p>
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<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">-- <o:p></o:p></p>
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<p>Damien Gardner Jnr<br>
VK2TDG. Dip EE. GradIEAust<br>
<a href="mailto:rendrag@rendrag.net" target="_blank">rendrag@rendrag.net</a> - <a href="http://www.rendrag.net/" target="_blank">http://www.rendrag.net/</a><u><br>
</u>--<br>
We rode on the winds of the rising storm,<br>
We ran to the sounds of thunder.<br>
We danced among the lightning bolts,<br>
and tore the world asunder<o:p></o:p></p>
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