Windows Xp Pxelinux Rating: 8,7/10 564 votes
Windows Xp PxelinuxWindows Xp Pxelinux
i used pxelinux install centos is ok ,but install winxp the begin occured 'tftp failed'。
1、tftp's configuration
[root@test tftpboot]# vi /etc/xinetd.d/tftp
# default: off
# description: The tftp server serves files using the trivial file transfer

# protocol. The tftp protocol is often used to boot diskless
# workstations, download configuration files to network-aware printers
,
# and to start the installation process for some operating systems.
service tftp
{
socket_type = dgram
protocol = udp
wait = yes
user = root
server = /usr/sbin/in.tftpd
server_args = -m /tftpboot/rules -s /tftpboot
disable = no
per_source = 11
cps = 100 2
flags = IPv4
}
2、i capture packet ,below:
17:45:15.089171 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.089748 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.090079 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.090707 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.091129 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.092036 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.092533 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.093054 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.093310 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.093788 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.094161 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.094528 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.094834 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.095413 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.095951 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.096503 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.096756 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.097315 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.097719 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.098733 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.099042 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.099427 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.099710 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.100293 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.103449 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.104296 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.104710 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.105249 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.105635 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.106860 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.107354 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.108096 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.108425 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 1412
17:45:15.109186 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:15.109474 IP 192.168.1.20.59781 > 192.168.1.38.57102: UDP, length 273
17:45:15.110581 IP 192.168.1.38.57102 > 192.168.1.20.59781: UDP, length 4
17:45:20.390072 IP 192.168.1.38.57103 > 192.168.1.20.tftp: 37 RRQ 'winxp.0' octet tsize 0 blksize 1408
17:45:20.394578 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 27
17:45:20.396890 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.397717 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.399278 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.400088 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.401148 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.401816 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.403043 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.403624 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.404591 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.405069 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.406066 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.406644 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.407907 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.408548 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.413525 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.414293 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.415607 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.416235 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.417392 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.417991 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.418991 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.419331 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.422023 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.422602 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.423983 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.424354 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.425567 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.429359 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.430192 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.430811 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1412
17:45:20.431874 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.432370 IP 192.168.1.20.39791 > 192.168.1.38.57103: UDP, length 1338
17:45:20.441797 IP 192.168.1.38.57103 > 192.168.1.20.39791: UDP, length 4
17:45:20.507552 IP 192.168.1.38.msync > 192.168.1.20.tftp: 27 RRQ 'XPLDR' octet blksize 1456
17:45:20.512017 IP 192.168.1.20.32867 > 192.168.1.38.msync: UDP, length 19
17:45:21.296830 arp who-has 192.168.1.38 tell 192.168.1.20
17:45:22.686985 arp who-has 192.168.1.38 tell 192.168.1.20
17:45:24.085168 arp who-has 192.168.1.38 tell 192.168.1.20
according the above , i find dhcp client server (192.168.1.38) didn't find the dhcp server(192.168.1.20),where is the wrong ?

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