programB two> /var/log/programB.log 1> /dev/null
The 3rd column that is exciting would be the TTL=64. TTL - "aka. Time and energy to Live", indicate that the packet will only transverse by way of at most sixty four nodes prior to timing out. So In the event the technique is much more than sixty four "hops" away from your program, you can't ping it, Until you enhance the TTL.
Distinctive ping instructions are applied in a different way across the different Unixes. So you have to pay attention to the Variation.
When a command terminates on a fatal sign whose number is N, Bash employs the value 128+N since the exit standing.
Stéphane Chazelas' study Resolution operates on Mac OS X as well if a reading fd receives opened on /dev/fd/one.
I commonly just hold down Ctrl-C. Sooner or later on It's going to register amongst COMMAND's and thus terminate the while loop. Possibly there is a improved way. Share Increase this reply Stick to
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POSIX also specifies that the value of a command that terminated by a sign is greater than 128, but isn't going to manage to specify its precise price like GNU does:
so why tty terminal is acting so Weird? it's possible I do not know anything about sending/examining data on serial ports?
Up coming step could be to absolutely flip off 'Secure Boot' through the boot menus; four. Up coming move is to try besides in 'Restoration mode' (probably very similar wording) and/or utilize the boot possibility nomodeset. – sudodus
sudo tee /dev/ttyUSB0, having said that I wished to see the output returned with the serial gadget. The predicted reply is often an echoed back concept, but sometimes it a longer concept.
Tried distinctive huawei USB modems, and diverse stty options and likewise default configurations for huawei modems:
To get rid of the outer loop I commonly check here incorporate a sleep command and press CTRL-C some more situations: even though :; do LONGTIME_COMMAND; sleep one; completed. Please detect: the colon powering while is interpreded as Genuine, so This can be an endless loop.
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