On 13/04/18 04:22, Jan Just Keijser wrote: > Hi, > > On 12/04/18 16:50, Gert Doering wrote: >> Hi, >> >> On Thu, Apr 12, 2018 at 10:27:08AM -0400, Selva Nair wrote: >>>>> This change was made not because of any actual performance gains, but >>>>> because of user reports that certain firewall or AV software tries to >>>>> QoS the adapter based on its reported adapter speed, which is of >>>>> course >>>>> a problem if the VPN connection is capable of more than 100 Mbit. >> [..] >>> Or am I mistaken -- does this setting really affect the max throughput? >> Not normally, but when certain 'helpful' software is around... >> >> > as a side note: there is one thing to keep in mind when changing this: > Windows calculates its automatic routing metrics based on the adapter > speed. So if we increase the speed then there are scenarios possible > where the tun adapter route will take precedence over a lan route : in > most cases that is what a user would want, but there are (rare) > scenarios where that could have nasty side effects (including the > "biting your own tail" problem)
Can't we come up with a reasonable default that works for 99.9% of the users (i.e. 1Gbps) and allow experts to tweak that? or tweak the metric (I think this is already possible, given what Selva said)? Cheers, -- Antonio Quartulli
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