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MUM Europe 2020

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by anschluss
Tue Nov 05, 2019 2:43 am
Forum: General
Topic: Slow speed through gre+ipsec tunnel
Replies: 5
Views: 1048

Re: Slow speed through gre+ipsec tunnel

I am not an network appliance test engineer - I am just a consultant setting up network equipment. If after more than a day of tinkering according to advice from more knowledgable people I cannot achieve decent speed, I simply have to give up for economic reasons. While it may be true that under wha...
by anschluss
Mon Nov 04, 2019 4:00 am
Forum: General
Topic: Slow speed through gre+ipsec tunnel
Replies: 5
Views: 1048

Re: Slow speed through gre+ipsec tunnel

No problem, here you go, not that it makes a huge difference: > iperf3 -s -f M ----------------------------------------------------------- Server listening on 5201 ----------------------------------------------------------- Accepted connection from 192.168.55.55, port 61613 [ 5] local 192.168.1.22 p...
by anschluss
Sun Nov 03, 2019 3:05 pm
Forum: General
Topic: Slow speed through gre+ipsec tunnel
Replies: 5
Views: 1048

Re: Slow speed through gre+ipsec tunnel

Hello, the same problem here - two ccr1009 over 1 Gbit/sec fiber links attached to the same switch. This is the result of a bandwith test performed on a weekend with no other load on the network: Receive test across GRE/IPsec tunnel (with CPU load): GRE receive bandwith test.png Send test across GRE...
by anschluss
Sun Dec 16, 2018 4:05 pm
Forum: RouterBOARD hardware
Topic: RB4011
Replies: 371
Views: 75076

Re: RB4011

https://wiki.mikrotik.com/wiki/MikroTik_SFP_module_compatibility_table#SFP.2B_interface_compatibility_settings_with_SFP_optical_transceivers [..] settings are needed to be set on both linked devices for required interfaces Disable auto negotiation on both ends of link and the flapping will stop (te...