Networking and servers • Re: how ping between 2 raspberry pi though IP cable ether ?net

I have 1 rapsberry pi 4 and 5
I would like test 26 GPIO
example rpi5 is master
rpi4 is slave

with terminal open rpi5 master I open terminal
ans rpi4 slave I open terminal with ssh thought ethernet , important not wifi.

when rpi5 finised send gpio all 1and rpi4 recieve data in 0, rpi4 cheek all GPIO and rpi4 send OK with http to rpi5
And terminal rpi4 show test GPIO OK and rpi5 receive http show in terminal receive request htttp OK.

As a config file eth0 ?
the network debian is change complicated older i edited:
auto eth0
iface eth0 inet static
address 192.0.2.7/24
gateway 192.0.2.254

how I choice gateway , is master and slave is the same gateway example

rpi 5 master :
auto eth0
iface eth0 inet static
address 192.0.2.7/24
gateway 192.0.2.254


rpi4 salve:
auto eth0
iface eth0 inet static
address 192.0.2.8/24
gateway 192.0.2.254

thanks

Statistics: Posted by keokod — Wed Oct 30, 2024 8:57 am

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