name                 binary   hex
LL_LOGIN_REQUEST     00100001 21
LL_LOGIN_ACCEPT      01000001 41
LL_SERVER_DISCONNECT 01100001 61
LL_CLIENT_DISCONNECT 01100010 62
LL_PING              10000001 81
LL_PONG              10000010 82
LL_PACKAGE           11100001 e1