Вчера в сети в одном клиентском влане увидел следующее
12:05:51.699379 c8:be:19:e2:36:e8 > ff:ff:ff:ff:ff:ff, ethertype IPv4 (0x0800), length 342: 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from 3c:97:0e:3f:7d:de, length 300
12:05:51.699545 28:10:7b:c4:d1:ad > ff:ff:ff:ff:ff:ff, ethertype IPv4 (0x0800), length 342: 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from 3c:97:0e:3f:7d:de, length 300
12:05:51.699918 28:10:7b:c4:d1:af > ff:ff:ff:ff:ff:ff, ethertype IPv4 (0x0800), length 342: 0.0.0.0.68 > 255.255.255.255.67: BOOTP/DHCP, Request from 3c:97:0e:3