Вывод TCPDUMP на клиенте:[root@localhost ~]# tcpdump -i eth0 udp port 67 or udp port 68
tcpdump: WARNING: eth0: no IPv4 address assigned
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on eth0, link-type EN10MB (Ethernet), capture size 96 bytes
15:49:51.008511 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 2e:8d:eb:8f:13:00 (oui Unknown), length 300
15:50:00.006748 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 2e:8d:eb:8f:13:00 (oui Unknown), length 300
Вывод log- файла DHCP на сервере:
Apr 15 12:20:07 localhost dhcpd: Wrote 0 leases to leases file.
Apr 15 12:20:07 localhost dhcpd: Listening on Socket/nfe0/192.168.1/24
Apr 15 12:20:07 localhost dhcpd: Sending on Socket/nfe0/192.168.1/24
Apr 15 12:21:05 localhost dhcpd: DHCPDISCOVER from 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:06 localhost dhcpd: DHCPOFFER on 192.168.1.34 to 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:10 localhost dhcpd: DHCPDISCOVER from 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:10 localhost dhcpd: DHCPOFFER on 192.168.1.34 to 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:18 localhost dhcpd: DHCPDISCOVER from 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:18 localhost dhcpd: DHCPOFFER on 192.168.1.34 to 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:27 localhost dhcpd: DHCPDISCOVER from 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:27 localhost dhcpd: DHCPOFFER on 192.168.1.34 to 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:43 localhost dhcpd: DHCPDISCOVER from 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:43 localhost dhcpd: DHCPOFFER on 192.168.1.34 to 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:50 localhost dhcpd: DHCPDISCOVER from 2e:8d:eb:8f:13:00 via nfe0
Apr 15 12:21:50 localhost dhcpd: DHCPOFFER on 192.168.1.34 to 2e:8d:eb:8f:13:00 via nfe0