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to check the modem

 
Ranch Hand
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hai ,
i want to check whether the modem is working or not.
i use java with linux.
i send a string "AT" to /dev/modem
(i am write to the file /dev/modem and wait and then read out from the file /dev/modem)
it responds with OK.
after that i send "ATDT,<phno>"
this works fine for sometimes
but othertime , i am not able to dial out.
help me.
 
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This has been answered in the Linux/Unix forum. Please do not "cross post" mesages to more than one forum.
 
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