Back to My Mac 77 th IETF, Anaheim

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1 Back to My Mac 77 th IETF, Anaheim 24 th March 2010 Rory McGuire Stuart Cheshire

2 Overview Cafe Work Home

3 Overview Cafe??? Home Work

4 Overview Cafe??? Home Work

5 Overview Cafe Work UPnP UDP NAT-PMP Home

6 Server Setup

7 Server Setup?

8 Server Setup

9 Server Setup

10 Server Setup UDP 4500

11 Server Setup UDP 4500

12 Server Setup UDP 4500 IPSec Policies racoon config

13 Server Setup

14 Server Setup TLS PTR _afpovertcp._tcp. > Bob s imac.

15 Server Setup TLS PTR _afpovertcp._tcp. > Bob s imac. SRV Bob s imac._afpovertcp._tcp. > 548 bobs-imac.

16 Server Setup TLS PTR _afpovertcp._tcp. > Bob s imac. SRV Bob s imac._afpovertcp._tcp. > 548 bobs-imac. TXT Bob s imac._afpovertcp._tcp. >...

17 Server Setup TLS PTR SRV TXT

18 Server Setup TLS PTR SRV TXT

19 Server Setup TLS PTR SRV TXT AAAA bobs-imac. > ULA

20 Server Setup TLS PTR SRV TXT AAAA bobs-imac. > ULA SRV _autotunnel._udp.bobs-imac. > port AutoTunnel-MAC..

21 Server Setup TLS PTR SRV TXT AAAA bobs-imac. > ULA SRV _autotunnel._udp.bobs-imac. > port AutoTunnel-MAC.. A AutoTunnel-MAC.. > V4

22 Server Setup TLS PTR SRV TXT AAAA bobs-imac. > ULA SRV _autotunnel._udp.bobs-imac. > port AutoTunnel-MAC.. A AutoTunnel-MAC.. > V4 TXT Bob s imac._device-info._tcp. > model=imac4,1

23 Server Setup TLS PTR SRV TXT AAAA bobs-imac. > ULA SRV _autotunnel._udp.bobs-imac. > port AutoTunnel-MAC.. A AutoTunnel-MAC.. > V4 TXT Bob s imac._device-info._tcp. > model=imac4,1 TXT _kerberos.bobs-imac. > LKDC:SHA1.HASH

24 Client Connection PTR SRV TXT AAAA SRV A TXT TXT

25 Client Connection PTR SRV TXT AAAA SRV A TXT TXT

26 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT S L T

27 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT S L T

28 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT Icon? S L T

29 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT SRV/TXT? S L T

30 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT Hostname? S L T

31 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT Hostname? S L T

32 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT Hostname? S L T Magic!

33 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT Autotunnel (SRV, A)? S L T Magic!

34 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT Magic!

35 Client Connection Query: AFP, ScreenSharing IPSec Policies racoon config host route PTR SRV TXT AAAA SRV A TXT TXT Magic!

36 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT AAAA IPSec Policies racoon config host route

37 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT??? IPSec Policies racoon config host route

38 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT??? IPSec Policies racoon config host route More Magic!

39 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT ISAKMP (IPSec) IPSec Policies racoon config host route More Magic!

40 Client Connection Query: AFP, ScreenSharing PTR SRV TXT AAAA SRV A TXT TXT Tunnel IPv6 in IPSEC in UDP in IPv4 IPv4 UDP ESP header { IPv6 protocol data } ESP footer IPSec Policies racoon config host route

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