Buzzchewan

Hello, I am trying exactly what you said about to send a voice message by the modem... But when i do the AT+VTX CONNECT, i am playing the message by a shell script : cat sirene.wav > /dev/ttyS0 ... But i dont know how, (or if its good) to send a <DLE><ETX> to stop the modem...Well im french sorry for my bad expression Better to show you what i did, and if you can see what is wrong...Would be nice : In a chat script :::Appel.txt::: ABORT BUSY ABORT ERROR ABORT 'NO CARRIER' '' ATH OK AT&F OK AT+IFC=2,2 OK ATM1L2 OK AT+FCLASS=8 OK AT+VSM=1,8000,0,0 OK AT+VIT=0 OK AT+VTD=10;+VDT=1,0 OK AT+VSD=0,0;+VLS=5 OK AT+VSP=1 OK AT+VRN=15 OK ATDT\T OK AT+VTX CONNECT :::END::: :::Then in a phone.sh shell script ::: #Script phone.sh # echo $USER appel le fichier "chat" pour composer un num