EC_OP_NOOP = 0x01,
EC_OP_AUTH_REQ = 0x02,
EC_OP_AUTH_FAIL = 0x03,
EC_OP_AUTH_OK = 0x04,
EC_OP_FAILED = 0x05,
EC_OP_NOOP = 0x01,
EC_OP_AUTH_REQ = 0x02,
EC_OP_AUTH_FAIL = 0x03,
EC_OP_AUTH_OK = 0x04,
EC_OP_AUTH_SALT = 0x05,
EC_OP_AUTH_PASSWD = 0x06,
EC_OP_FAILED = 0x07,
I already rearranged that (that's what happened to 0x201). The idea was that an old GUI trying to connect to a new client should exit gracefully which it does that way iirc.