00000040  37 fb b2 25 2c d3 82 69  ed d7 c9 f0 cc a8 00 00  |7..%,..i........|
00000050  11 ff 01 00 01 00 00 0b  00 04 03 00 01 02 00 17  |................|
00000060  00 00 16 03 03 02 59 0b  00 02 55 00 02 52 00 02  |......Y...U..R..|
00000070  4f 30 82 02 4b 30 82 01  b4 a0 03 02 01 02 02 09  |O0..K0..........|
00000080  00 e8 f0 9d 3f e2 5b ea  a6 30 0d 06 09 2a 86 48  |....?.[..0...*.H|
00000090  86 f7 0d 01 01 0b 05 00  30 1f 31 0b 30 09 06 03  |........0.1.0...|

00000040  b2 55 1a ea e3 4b 5a 9f  ac e9 7b 37 c0 2f 00 00  |.U...KZ...{7./..|
00000050  11 ff 01 00 01 00 00 0b  00 04 03 00 01 02 00 17  |................|
00000060  00 00 16 03 03 02 59 0b  00 02 55 00 02 52 00 02  |......Y...U..R..|
00000070  4f 30 82 02 4b 30 82 01  b4 a0 03 02 01 02 02 09  |O0..K0..........|
00000080  00 e8 f0 9d 3f e2 5b ea  a6 30 0d 06 09 2a 86 48  |....?.[..0...*.H|
00000090  86 f7 0d 01 01 0b 05 00  30 1f 31 0b 30 09 06 03  |........0.1.0...|

00000000  16 03 01 00 9d 01 00 00  99 03 03 f7 12 13 92 75  |...............u|
00000010  34 ab f3 e8 a2 19 2d 3c  0c 8b 9e c3 e8 22 7e d8  |4.....-<....."~.|
00000020  66 f9 08 88 70 9b cc 37  95 43 a7 00 00 04 cc a8  |f...p..7.C......|
00000030  00 ff 01 00 00 6c 00 0b  00 04 03 00 01 02 00 0a  |.....l..........|
00000040  00 0c 00 0a 00 1d 00 17  00 1e 00 19 00 18 00 23  |...............#|
00000050  00 00 00 10 00 10 00 0e  06 70 72 6f 74 6f 32 06  |.........proto2.|

>>> Flow 1 (client to server)
00000000  16 03 01 00 fe 01 00 00  fa 03 03 00 00 00 00 00  |................|
00000010  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000020  00 00 00 00 00 00 00 00  00 00 00 20 00 00 00 00  |........... ....|
00000030  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
00000040  00 00 00 00 00 00 00 00  00 00 00 00 00 32 cc a9  |.............2..|

00000000  16 03 01 00 b0 01 00 00  ac 03 03 15 df ef fb ff  |................|
00000010  00 89 4d bf 59 d2 30 f1  f3 e7 20 24 c6 06 ba a4  |..M.Y.0... $....|
00000020  28 b4 ba 3d 00 f2 18 9b  98 a3 f2 20 7e d9 d0 58  |(..=....... ~..X|
00000030  50 25 90 2d f0 af 72 66  fb f8 54 33 6e d4 2b f0  |P%.-..rf..T3n.+.|
00000040  0f 1a ea dc 9e 08 34 ed  68 a8 d8 bd 00 04 13 03  |......4.h.......|

00000000  16 03 01 00 7d 01 00 00  79 03 03 26 b5 ad b7 ec  |....}...y..&....|
00000010  e9 2f d5 cc 9e c2 f6 6f  dd ab c5 4b 2c 74 48 a5  |./.....o...K,tH.|
00000020  9c c5 21 41 fd 32 91 04  8f 1b 6c 00 00 04 cc a8  |..!A.2....l.....|
00000030  00 ff 01 00 00 4c 00 0b  00 04 03 00 01 02 00 0a  |.....L..........|
00000040  00 04 00 02 00 17 00 16  00 00 00 17 00 00 00 0d  |................|
00000050  00 30 00 2e 04 03 05 03  06 03 08 07 08 08 08 09  |.0..............|

	}
	if !ipv6 {
		t.Skip("no ipv6 loopback interface")
	}

	host, port, err := LoopbackHostPort("[ff06:0:0:0:0:0:0:c3]:443")
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}
	if host != "ff06:0:0:0:0:0:0:c3" {
		t.Fatalf("expected ff06:0:0:0:0:0:0:c3 as host, got %q", host)
	}
	if port != "443" {
		t.Fatalf("expected 443 as port, got %q", port)
	}

00000000  16 03 01 00 5b 01 00 00  57 03 03 ee 47 d0 cd 83  |....[...W...G...|
00000010  ff 1e f3 45 81 2e 59 6a  84 da c9 29 bd b0 8b f5  |...E..Yj...)....|
00000020  3c 47 58 b0 94 59 33 9a  f6 00 2d 00 00 04 cc a8  |<GX..Y3...-.....|
00000030  00 ff 01 00 00 2a 00 0b  00 04 03 00 01 02 00 0a  |.....*..........|
00000040  00 0c 00 0a 00 1d 00 17  00 1e 00 19 00 18 00 16  |................|
00000050  00 00 00 17 00 00 00 0d  00 06 00 04 08 06 08 04  |................|

00000020  00 00 00 44 4f 57 4e 47  52 44 01 00 cc a8 00 00  |...DOWNGRD......|
00000030  0f ff 01 00 01 00 00 17  00 00 00 0b 00 02 01 00  |................|
00000040  16 03 03 02 59 0b 00 02  55 00 02 52 00 02 4f 30  |....Y...U..R..O0|
00000050  82 02 4b 30 82 01 b4 a0  03 02 01 02 02 09 00 e8  |..K0............|
00000060  f0 9d 3f e2 5b ea a6 30  0d 06 09 2a 86 48 86 f7  |..?.[..0...*.H..|
00000070  0d 01 01 0b 05 00 30 1f  31 0b 30 09 06 03 55 04  |......0.1.0...U.|

00000060  ff 01 00 01 00 00 17 00  00 00 12 00 00 00 05 00  |................|
00000070  05 01 00 00 00 00 00 0a  00 0a 00 08 00 1d 00 17  |................|
00000080  00 18 00 19 00 0d 00 1a  00 18 08 04 04 03 08 07  |................|
00000090  08 05 08 06 04 01 05 01  06 01 05 03 06 03 02 01  |................|
000000a0  02 03 00 2b 00 09 08 03  04 03 03 03 02 03 01 00  |...+............|