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The dependancy is snmp
snmpwalk -v 1 -c public 192.168.0.1
snmpget -v 1 -c private 192.168.0.1 iso.3.6.1.2.1.1.6.0
snmpset -v 1 -c private 192.168.0.1 iso.3.6.1.2.1.1.6.0 s setvalue
In order to set the IP adress of a device with the MAC adress 00:19:31:3F:FF:37 run this command
sudo tcpreplay -i eth0 profinet-setip-onepacket.pcap
The dependancy is tcpreplay
If you want to change the MAC adress you can edit the pcap file with a hex editor like hexedit.
In order to find lost devices with the MAC adress you can run a ARP request or send a packet to your subnet ending with .255
With the file profinet-setip-onepacket.pcap the IP adress is set to 192.168.0.3