// highest theoretical skill id is 3405
// nearest whole byte count is 51 = 3408 bit
// nearest whole int count is 107 = 438 byte = 3424
P207_AvailableSkills updateAvailableSkills = new P207_AvailableSkills();
updateAvailableSkills.init(channel);
// static data: new int[] {0x000B0000, 0x0354FFFF, 0x043A043B, 0x00E8043A, 0x00000000, 0x00000000, 0x17000000}
updateAvailableSkills.setSkillsBitfield(getSkillsBitfield(skills.availableSkills));
channel.writeAndFlush(updateAvailableSkills);
}