OTG    17/12/91  10:29:07   81   00:00:03   11                        voice  
OTG    17/12/91  10:29:13   81   00:00:02   11                        voice  
INC    17/12/91  10:29:40   81   00:00:03   11               00:02    voice  
INC    17/12/91  10:29:51   81   00:00:03   11               00:02    voice  
OTG    17/12/91  10:30:23   81   00:00:24   11  69                    AC     
OTG    17/12/91  10:30:56   81   00:00:18   11  011551                voice  
OTG    17/12/91  10:31:26   81   00:00:28   11  85554                 AC