õÓÔÁÎÏ×ÉÌ ALT 4/0 , ÐÏÓÔÁ×ÉÌ Tftp ÓÅÒ×ÅÒ ÚÁÐÕÓÔÉÌ ÞÅÒÅÚ xinet ×ÏÔ ËÏÎÆÉÇ tftpservice tftp
{
disable = no
socket_type = dgram
wait = yes
user = root
server = /usr/sbin/in.tftpd
server_args = -u root -s /tftpboot
}
á ×ÏÔ ÌÏÇ tcpdump
[root@localhost etc]# tcpdump -i eth0 port 69
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on eth0, link-type EN10MB (Ethernet), capture size 96 bytes
23:35:22.191150 IP 10.10.0.230.34513 > 10.10.0.215.tftp: 16 RRQ "jhjh" netascii
23:35:27.191956 IP 10.10.0.230.34513 > 10.10.0.215.tftp: 16 RRQ "jhjh" netascii
23:35:57.457870 IP 10.10.0.230.34513 > 10.10.0.215.tftp: 22 RRQ "pxelinux.0" netascii
23:36:02.458704 IP 10.10.0.230.34513 > 10.10.0.215.tftp: 22 RRQ "pxelinux.0" netascii
23:36:07.459548 IP 10.10.0.230.34513 > 10.10.0.215.tftp: 22 RRQ "pxelinux.0" netascii
23:36:12.460398 IP 10.10.0.230.34513 > 10.10.0.215.tftp: 22 RRQ "pxelinux.0" netascii
23:36:17.461243 IP 10.10.0.230.34513 > 10.10.0.215.tftp: 22 RRQ "pxelinux.0" netascii
ëÁË ×ÉÄÎÏ ÚÁÐÒÏÓ ÉÄÅÔ ÎÏ ÓÅÒ×ÅÒ ÎÅ ÏÔ×ÅÞÁÅÔ, ÆÁÅÒ×ÏÌ ÏÔËÌÀÞÅÎ, ÐÏÒÔ ÏÔËÒÙÔ, ÇÄÅ ËÏÐÁÔØ ÄÁÌØÛÅ?