[strongSwan] slow IPv6 scp over VPN

Daniel Pocock daniel at pocock.pro
Sat Aug 20 16:44:11 CEST 2016

On 20/08/16 14:40, Volker RĂ¼melin wrote:
> Hi Daniel,
> on my systems I could solve this problem by disabling a few network
> offload features with ethtool -K. It was always the network card where
> the unencrypted data was coming in.

Thanks for that suggestion, I've tried:

ethtool -K eth0 tx off sg off tso off gro off

The scp is now a little faster (was about 20 KB/s, now about 40 KB/s),
but IPv4 is 10 times faster (360 KB/s)



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