[strongSwan] Upgrade to 5.6.3 breaks Windows 10

[Christian Salway]

I’m running dual 5.6.2 and 5.6.3 with the same cert on each and Windows10 can still connect to 5.6.2 but not 5.6.3 .


> On 31 May 2018, at 10:44, Tobias Brunner <tobias at strongswan.org> wrote:
> 
> Hi Christian,
> 
>> *IKE authentication credentials are unacceptable. The error code
>> returned on failure is 13801.*
> 
> If you send the same certificate then this is strange.  Did you try
> going back to 5.6.2 to verify that it's actually caused by strongSwan?
> Otherwise, I'd assume the reason is a Windows 10 update (or upgrade e.g.
> to v1803, which apparently brought some updates to the IKEv2 client as
> IKEv2 fragmentation is now supported).  In which case further analysis
> is required.
> 
> Regards,
> Tobias