OPEN TCP/IP 12-11-12 17:41:45 905 
Send 20 bytes 12-11-12 17:41:45 920 
    03 FF 20 00 00 00 00 00    08 00 D4 18                 ; ÿ        Ô     
    44 45 56 49 43 45 3F 3F                                   ;DEVICE??        
Rec: 20 bytes 12-11-12 17:41:45 920 
    03 FE 20 00 00 00 00 00    08 00 D4 18                 ; þ        Ô     
    50 52 4E 20 32 31 30 33                                   ;PRN 2103