Misc:HL2 UDP
From Devicenull's Code
Standard header: \xFF\xFF\xFF\xFF
All these queries are sent to the game servers main port, typically 27015
Contents |
lowercase
i
same response for 0-20 bytes of data
Known responses:
0000 FF FF FF FF 6A 30 30 30 30 30 30 30 30 30 30 30 ....j00000000000 0010 30 30 30 00 000.
j - A2A_ACK
Arguments: unknown
Prints "A2A_ACK from 192.168.3.155:30233" to the servers console when received
k
Arguments:
| Data | Type | Comment |
|---|---|---|
| Version | int | Network version of the client, currently 7 |
Seems to be the start of the client/server connect
Known responses:
0000 FF FF FF FF 39 42 61 64 20 63 68 61 6C 6C 65 6E ....9Bad challen 0010 67 65 2E 0A 00 ge...
0000 FF FF FF FF 39 54 68 69 73 20 73 65 72 76 65 72 ....9This server 0010 20 69 73 20 75 73 69 6E 67 20 61 6E 20 6F 6C 64 is using an old 0020 65 72 20 70 72 6F 74 6F 63 6F 6C 20 28 20 37 20 er protocol ( 7 0030 29 20 74 68 61 6E 20 79 6F 75 72 20 63 6C 69 65 ) than your clie 0040 6E 74 20 28 20 38 20 29 2E 0A 00 nt ( 8 )...
l - A2C_PRINT
Arguments:
| Data | Type | Comment |
|---|---|---|
| Message | string | String to print to the servers console |
Allows you to print a message to the servers console. No authentication seems to be done.
Known responses: None
q
initial connect packet sent by the client.
Known responses:
0000 FF FF FF FF 41 A7 1B 34 06 03 00 00 00 A0 00 30 ....A..4.......0 0010 81 9D 30 0D 06 09 2A 86 48 86 F7 0D 01 01 01 05 ..0...*.H....... 0020 00 03 81 8B 00 30 81 87 02 81 81 00 A2 34 C9 A9 .....0.......4.. 0030 01 4C FC 90 74 6E F0 85 6C B9 93 62 4D F0 4D 88 .L..tn..l..bM.M. 0040 8A 84 02 F9 04 AF C1 42 2E CC 04 58 B5 D9 F2 AB .......B...X.... 0050 35 23 04 56 2C 1B 3A C5 26 56 4E F1 8A B8 1E BC 5#.V,.:.&VN..... 0060 CE A1 5D 52 30 53 12 DF DA B2 CB DC 19 E0 67 84 ..]R0S........g. 0070 87 36 9E F0 B2 A9 4A A9 1E 51 DA 38 53 5B 85 90 .6....J..Q.8S[.. 0080 F1 A3 54 6F 5C 56 CA 6D 10 55 84 99 E5 F8 5B EE ..To.V.m.U....[. 0090 54 11 8E BA B2 AC 6E 29 0C 67 45 65 B7 F5 C8 D9 T.....n).gEe.... 00A0 49 89 6A 7C 3A 83 AE 89 C1 EB A3 4B 02 01 11 05 I.j|:......K.... 00B0 4C 3D CC 1E 01 40 01 01 30 30 30 30 30 30 00 L=...@..000000.
0000 00 0b 6a 99 1f ad 00 0b 6a 9e 3e 4c 08 00 45 00 ..j..... j.>L..E. 0010 00 db 00 00 40 00 40 11 b2 76 c0 a8 03 05 c0 a8 ....@.@. .v...... 0020 03 46 69 87 69 7d 00 c7 4e 0f ff ff ff ff 41 b7 .Fi.i}.. N.....A. 0030 ea de 06 03 00 00 00 a0 00 30 81 9d 30 0d 06 09 ........ .0..0... 0040 2a 86 48 86 f7 0d 01 01 01 05 00 03 81 8b 00 30 *.H..... .......0 0050 81 87 02 81 81 00 bd ef 69 da 83 a3 76 28 7c cd ........ i...v(|. 0060 b2 20 8f 2d f9 dd c7 02 a4 3d c7 04 bf bd a4 56 . .-.... .=.....V 0070 15 da 39 9f a3 ff 2d 6c 6b c4 b0 9b ce 73 c9 c3 ..9...-l k....s.. 0080 50 5a 6b 1c 5c 98 db 61 b6 16 f2 f3 51 2d f3 73 PZk.\..a ....Q-.s 0090 a0 4a 37 af a9 b5 e1 59 43 ad 8e 5d 5b ce 20 2e .J7....Y C..][. . 00a0 e4 7e 38 c0 11 6f 9b c2 63 bd 75 b0 30 2f 50 76 .~8..o.. c.u.0/Pv 00b0 6e 1e 3e a0 71 f9 24 f5 ba 54 e6 c3 2b 72 f0 d4 n.>.q.$. .T..+r.. 00c0 4d 2f 23 0e b1 ef 19 03 96 39 72 5d 9b 14 10 41 M/#..... .9r]...A 00d0 76 cc 24 96 7a 01 02 01 11 05 34 0e 9c 1f 01 40 v.$.z... ..4....@ 00e0 01 01 30 30 30 30 30 30 00 ..000000 .
uppercase
U
same response for 0-20 bytes of data
Known responses:
0000 FF FF FF FF 41 A7 1B 34 06 ....A..4.
V
same response for 0-20 bytes of data
Known respones:
0000 FF FF FF FF 41 A7 1B 34 06 ....A..4.
W
same response for 0-20 bytes of data
Known responses:
0000 FF FF FF FF 41 A7 1B 34 06 ....A..4.