Does OpenBSD's pf prevents Hole punching?

Hello, I heard that OpenBSD's pf can prevent Hole punching: https://en.wikipedia.org/wiki/Hole_punching_(networking) Is it true? I just cannot google on it, but if someone would answer this thread then the world can google for it from that point :D Thanks..

Re: OpenBSD httpd and HTTP/2

UDP servers listening? would that open possibility for massive DOSes?    Sent: Friday, March 31, 2017 at 12:14 PM From: "Reyk Floeter" <r...@openbsd.org> To: "Marina Ala" <marina...@mail.com> Cc: "OpenBSD Misc" <misc@openbsd.org> Subject: Re: OpenBS

OpenBSD httpd and HTTP/2

Hello! When will the httpd have HTTP/2 support in OpenBSD? Endpoints, webservers and the devices/networs between the two points would greatly benefit from HTTP/2. Faster and less traffic. Thanks.

Does OpenBSD have SMEP and SMAP implementation? or MPX?

Just thought it would be interesting: from: http://akat1.pl/?id=3 "Dragonfly BSD lacks of SMEP and SMAP implementation, which means that we can execute code placed in the user's pages directly from the kernel space, sweet." Did OpenBSD implemented SMEP and SMAP? If not yet, maybe my mail

Intel MPX and OpenBSD?

Hello, is OpenBSD using the features for Intel MPX? To get it work afaik it needs compiler, runtime library and operating system support. https://en.wikipedia.org/wiki/Intel_MPX https://intel-mpx.github.io/ https://intel-mpx.github.io/security/