guides:virtual_modem:script
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guides:virtual_modem:script [2019-02-18 01:29] omolini |
guides:virtual_modem:script [2019-02-18 02:16] omolini |
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| ===== vmodem.sh ===== | ===== vmodem.sh ===== | ||
| - | The main script. This script will open the serial port for communication and execute the dialled number as a linux script. So if you dial ATD12345, the script will look for a file 12345.sh in the working directory and execute it and output contents to serial console. | + | The main script. This script will simulate a modem by answering to standard Hayes commands. |
| + | It will open the serial port for communication and execute the dialed number as a linux script. | ||
| + | For example, if you issue the command ATD12345, the script will look for a file 12345.sh in | ||
| + | the working directory and execute it and output contents to console. | ||
| - | This script can be run standalone, or with the accompanying T1.sh and ppp.sh scripts, which will enable point-to-point serial to ethernet connections. | + | This script can be run standalone, or with the accompanying T1.sh and ppp.sh scripts, which will |
| + | enable point-to-point serial to ethernet connections. | ||
| <code bash vmodem.sh> | <code bash vmodem.sh> | ||
| Line 354: | Line 358: | ||
| printf "\nPPP link terminated.\n" | printf "\nPPP link terminated.\n" | ||
| + | </code> | ||
| + | |||
| + | ===== 2.sh ===== | ||
| + | This example script demonstrates how easy it is to make simple dial-up services, such as BBS's. To call this script, from the serial console, type "ATD2". | ||
| + | |||
| + | <code bash 2.sh> | ||
| + | #!/bin/bash | ||
| + | # | ||
| + | |||
| + | echo "Hello World Demo Box!" | ||
| + | echo "---------------------" | ||
| + | echo | ||
| + | echo "You have just successfully dialled this virtual box!" | ||
| + | echo | ||
| + | echo "Please enter your name: " | ||
| + | read username | ||
| + | echo | ||
| + | echo "Welcome $username!" | ||
| + | echo "Thank you for visiting! Bye!" | ||
| + | sleep 2 | ||
| </code> | </code> | ||
guides/virtual_modem/script.txt · Last modified: 2022-12-28 03:32 by omolini
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