Problem with an old PC

[Nari]

Code:

2023/08/02 17:54:14.331 [PXE]  ===========================================================
2023/08/02 17:54:14.331 [PXE]         iVentoy 1.0.17 [Linux 64] is running now ...
2023/08/02 17:54:14.331 [PXE]  ===========================================================
2023/08/02 17:54:14.839 [HTTP] API request: <{"method":"query_status"}>
2023/08/02 17:54:14.872 [HTTP] API request: <{"method":"sys_ip_list"}>
2023/08/02 17:54:14.891 [HTTP] API request: <{"method":"get_dhcp_mode"}>
2023/08/02 17:55:08.043 [DHCP] Snooping 00-16-e6-31-40-29 MSG:<DISCOVER> ARCH:<Intel x86PC> (nil)
2023/08/02 17:55:08.043 [DHCP] snopping add client 00-16-e6-31-40-29
2023/08/02 17:55:10.067 [DHCP] Snooping 00-16-e6-31-40-29 MSG:<REQUEST> ARCH:<Intel x86PC> 0x7f0dd0002e3

This is the end of the log. iVentoy sees the MAC address of the 2nd PC  but does not go any further.