sergiy, thanks for input, afaik there was such problem and
# for many simultaneously DHCPDISCOVVER requests dnsmasq can offer
# the same IP for two differnt MAC addresses. This option prevents it
# by assigning IPs one by one instead of using hash algorithm.
dhcp-sequential-ip
was used to prevent it, but aparently it wasnt enough
sergiy, thanks for input, afaik there was such problem and
# for many simultaneously DHCPDISCOVVER requests dnsmasq can offer
# the same IP for two differnt MAC addresses. This option prevents it
# by assigning IPs one by one instead of using hash algorithm.
dhcp-sequential-ip
was used to prevent it, but aparently it wasnt enough