Aber diese Software wird da empfohlen. Angeblich frei, nicht getestet von mir:
https://www.flowvpn.com/download-mac/
Das scheint nicht zu funktionieren...
Hier der Log bei Versuch, mich mittels PPTP zu verbinden (Namen wurden durch ..... ersetzt):
Mon Jun 4 18:28:17 2018 : publish_entry SCDSet() failed: Success!
Mon Jun 4 18:28:17 2018 : publish_entry SCDSet() failed: Success!
Mon Jun 4 18:28:17 2018 : PPTP connecting to server '.......' (........)...
Mon Jun 4 18:28:17 2018 : PPTP connection established.
Mon Jun 4 18:28:17 2018 : PPTP set port-mapping for en0, interface: 6, protocol: 0, privatePort: 0
Mon Jun 4 18:28:17 2018 : using link 0
Mon Jun 4 18:28:17 2018 : Using interface ppp0
Mon Jun 4 18:28:17 2018 : Connect: ppp0 <--> socket[34:17]
Mon Jun 4 18:28:17 2018 : sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x5a149504> <pcomp> <accomp>]
Mon Jun 4 18:28:17 2018 : rcvd [LCP ConfReq id=0x0 <mru 1400> <auth eap> <magic 0x21272d87> <pcomp> <accomp> <callback CBCP> <mrru 1614> <endpoint 13 17 01 5e 49 4a 2d 34 53 42 e4 bc fb ca 8e 07 86 62 99 00 00 00 00>]
Mon Jun 4 18:28:17 2018 : lcp_reqci: rcvd unknown option 13
Mon Jun 4 18:28:17 2018 : lcp_reqci: returning CONFREJ.
Mon Jun 4 18:28:17 2018 : sent [LCP ConfRej id=0x0 <callback CBCP> <mrru 1614>]
Mon Jun 4 18:28:17 2018 : rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0x5a149504> <pcomp> <accomp>]
Mon Jun 4 18:28:17 2018 : rcvd [LCP ConfReq id=0x1 <mru 1400> <auth eap> <magic 0x21272d87> <pcomp> <accomp> <endpoint 13 17 01 5e 49 4a 2d 34 53 42 e4 bc fb ca 8e 07 86 62 99 00 00 00 00>]
Mon Jun 4 18:28:17 2018 : lcp_reqci: returning CONFNAK.
Mon Jun 4 18:28:17 2018 : sent [LCP ConfNak id=0x1 <auth chap MS-v2>]
Mon Jun 4 18:28:17 2018 : rcvd [LCP ConfReq id=0x2 <mru 1400> <auth chap MS-v2> <magic 0x21272d87> <pcomp> <accomp> <endpoint 13 17 01 5e 49 4a 2d 34 53 42 e4 bc fb ca 8e 07 86 62 99 00 00 00 00>]
Mon Jun 4 18:28:17 2018 : lcp_reqci: returning CONFACK.
Mon Jun 4 18:28:17 2018 : sent [LCP ConfAck id=0x2 <mru 1400> <auth chap MS-v2> <magic 0x21272d87> <pcomp> <accomp> <endpoint 13 17 01 5e 49 4a 2d 34 53 42 e4 bc fb ca 8e 07 86 62 99 00 00 00 00>]
Mon Jun 4 18:28:17 2018 : rcvd [CHAP Challenge id=0x0 <f19991016b129fc281a6f90ad55ae45f>, name = "........."]
Mon Jun 4 18:28:17 2018 : sent [CHAP Response id=0x0 <0f7e30a4d952e3b1f16f63a0e3c6c5ed0000000000000000547f8aea888e4951bc68e12b669155dbc0cf5c4347d41f9000>, name = "........"]
Mon Jun 4 18:28:17 2018 : rcvd [CHAP Failure id=0x0 "E=649 R=0 "]
Mon Jun 4 18:28:17 2018 : MS-CHAP authentication failed: E=649 No dialin permission
Mon Jun 4 18:28:17 2018 : sent [LCP TermReq id=0x2 "Failed to authenticate ourselves to peer"]
Mon Jun 4 18:28:17 2018 : Connection terminated.
Mon Jun 4 18:28:17 2018 : PPTP disconnecting...
Mon Jun 4 18:28:17 2018 : PPTP clearing port-mapping for en0
Mon Jun 4 18:28:17 2018 : PPTP disconnected