Files
AdamuSw/docs/Packets/C3-B1-01-ServerChangeAuthentication_by-client.md
2026-07-14 19:00:35 +03:00

1017 B

C3 B1 01 - ServerChangeAuthentication (by client)

Is sent when

After the client connected to another server due map change.

Causes the following actions on the server side

The player spawns on the new server.

Structure

Index Length Data Type Value Description
0 1 Byte 0xC3 Packet type
1 1 Byte 69 Packet header - length of the packet
2 1 Byte 0xB1 Packet header - packet type identifier
3 1 Byte 0x01 Packet header - sub packet type identifier
4 12 Binary AccountXor3
16 12 Binary CharacterNameXor3
28 4 IntegerLittleEndian AuthCode1
32 4 IntegerLittleEndian AuthCode2
36 4 IntegerLittleEndian AuthCode3
40 4 IntegerLittleEndian AuthCode4
44 4 IntegerLittleEndian TickCount
48 5 Binary ClientVersion
53 16 Binary ClientSerial