Tethering the hard way.

It turns out that Apple doesn't allow you to use <net/if_utun.h> unless you pay them a lot of money. Unfortunately you can't use tunemu either.

Apple refuses to allow people to use the VPN framework unless they sign some sort of NDA: http://blog.michael.kuron-germany.de/2010/09/ios-4-1-undocumented-vpn-api-used-by-cisco-anyconnect/

From IOS9, you can NetworkExtension to customer VPN

https://drive.google.com/file/d/1E5EOwbE-dcdLFkcSBgZljTm17BwXmjHy/view?usp=sharing

I complete integrate openvpn with NetworkExtension:

Video demo in here: https://drive.google.com/file/d/1ZbCMwkFu4d8fhH7S82LjMUDteZmlLdZN/view?usp=sharing

Install GNU libtool and automake:

$ brew install libtool automake

Generate a static key and place it in /configuration:

$ openvpn --genkey --secret static.key

Build the dependencies:

$ bash build-libssl.sh

   $ bash build-openvpn.sh

clone source hans and openvpn to Submodules.Link source

https://github.com/chrisballinger/hans/tree/893ac91eaf080b43170b839b22f9086f0dbc648d

https://github.com/chrisballinger/openvpn/tree/0f77573024e69c34ec8a5cbc0744e126ad73de27

To clean the Submodules/openvpn build folder:

$ cd /Submodules/openvpn
$ git clean -f && git clean -f -X

Simplest OpenVPN setup: Static Key Mini-HOWTO

if you are interested, contact me skype: [email protected] email: [email protected]