Description: Event LLC.3 There is LLC2 state change. The possible states are: DISCONNECTED (initial state), LINK-OPENING (link establishment in progress), DISCONNECTING (DISC sent, awaiting DM), FRMR-SENT (frmr sent), LINK-OPENED (normal state), LOCAL-BUSY (local is busy), REJECTION (remote sent an out of sequence frame), CHECKPOINTING (poll sent, awaiting response sending of data supended), CKPT-LB (combination state), CKPT-REJ (combination state), RESETTING (awaiting user response to reset), REMOTE-BUSY (remote is busy), LB-RB (combination state), REJ-LB (combination state), REJ-RB (combination state), CKPT-REJ-LB (combination state), CKPT-CLR (clearing from CKPT-LB state), CKPT-REJ-CLR (clearing from CKPT-REJ-LB state), REJ-LB-RB (combination state), FRMR-RECEIVED (received frmr). The abbreviations above are: CKPT=CHECKPOINTING, CLR=CLEARING, LB=LOCAL BUSY, RB=REMOTE BUSY, and REJ=REJECTION.