Further information, TFTP is run with the following options:
/usr/sbin/in.tftpd -4 -L -vvv -u tftp --secure /var/lib/tftpboot
results in /var/log/syslog :
Apr 12 14:47:27 ltsp-desktop dhcpd: DHCPDISCOVER from 00:13:90:02:45:27 via eth0 Apr 12 14:47:28 ltsp-desktop dhcpd: DHCPOFFER on 192.168.10.20 to 00:13:90:02:45:27 via eth0 Apr 12 14:47:29 ltsp-desktop dhcpd: DHCPREQUEST for 192.168.10.20 (192.168.10.1) from 00:13:90:02:45:27 via eth0 Apr 12 14:47:29 ltsp-desktop dhcpd: DHCPACK on 192.168.10.20 to 00:13:90:02:45:27 via eth0 Apr 12 14:47:29 ltsp-desktop in.tftpd[26763]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.0 Apr 12 14:47:29 ltsp-desktop in.tftpd[26763]: tftp: client does not accept options Apr 12 14:47:29 ltsp-desktop in.tftpd[26764]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.0 Apr 12 14:47:29 ltsp-desktop in.tftpd[26765]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.cfg/01-00-13-90-02-45-27 Apr 12 14:47:29 ltsp-desktop in.tftpd[26765]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26766]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.cfg/C0A80A14 Apr 12 14:47:29 ltsp-desktop in.tftpd[26766]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26767]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.cfg/C0A80A1 Apr 12 14:47:29 ltsp-desktop in.tftpd[26767]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26768]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.cfg/C0A80A Apr 12 14:47:29 ltsp-desktop in.tftpd[26768]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26769]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.cfg/C0A80 Apr 12 14:47:29 ltsp-desktop in.tftpd[26769]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26770]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.cfg/C0A8 Apr 12 14:47:29 ltsp-desktop in.tftpd[26770]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26771]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.cfg/C0A Apr 12 14:47:29 ltsp-desktop in.tftpd[26771]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26772]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.cfg/C0 Apr 12 14:47:29 ltsp-desktop in.tftpd[26772]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26773]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.cfg/C Apr 12 14:47:29 ltsp-desktop in.tftpd[26773]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26774]: RRQ from 192.168.10.20 filename /ltsp/i386/pxelinux.cfg/default Apr 12 14:47:29 ltsp-desktop in.tftpd[26775]: RRQ from 192.168.10.20 filename /ltsp/i386/vmlinuz Apr 12 14:47:29 ltsp-desktop in.tftpd[26775]: sending NAK (0, Permission denied) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26776]: RRQ from 192.168.10.20 filename /ltsp/i386/vmlinuz.cbt Apr 12 14:47:29 ltsp-desktop in.tftpd[26776]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26777]: RRQ from 192.168.10.20 filename /ltsp/i386/vmlinuz.0 Apr 12 14:47:29 ltsp-desktop in.tftpd[26777]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26778]: RRQ from 192.168.10.20 filename /ltsp/i386/vmlinuz.com Apr 12 14:47:29 ltsp-desktop in.tftpd[26778]: sending NAK (1, File not found) to 192.168.10.20 Apr 12 14:47:29 ltsp-desktop in.tftpd[26779]: RRQ from 192.168.10.20 filename /ltsp/i386/vmlinuz.c32 Apr 12 14:47:29 ltsp-desktop in.tftpd[26779]: sending NAK (1, File not found) to 192.168.10.20
Further information, TFTP is run with the following options:
/usr/sbin/in.tftpd -4 -L -vvv -u tftp --secure /var/lib/tftpboot
results in /var/log/syslog :
Apr 12 14:47:27 ltsp-desktop dhcpd: DHCPDISCOVER from 00:13:90:02:45:27 via eth0 pxelinux. 0 pxelinux. 0 pxelinux. cfg/01- 00-13-90- 02-45-27 pxelinux. cfg/C0A80A14 pxelinux. cfg/C0A80A1 pxelinux. cfg/C0A80A pxelinux. cfg/C0A80 pxelinux. cfg/C0A8 pxelinux. cfg/C0A pxelinux. cfg/C0 pxelinux. cfg/C pxelinux. cfg/default vmlinuz. cbt vmlinuz. 0 vmlinuz. com vmlinuz. c32
Apr 12 14:47:28 ltsp-desktop dhcpd: DHCPOFFER on 192.168.10.20 to 00:13:90:02:45:27 via eth0
Apr 12 14:47:29 ltsp-desktop dhcpd: DHCPREQUEST for 192.168.10.20 (192.168.10.1) from 00:13:90:02:45:27 via eth0
Apr 12 14:47:29 ltsp-desktop dhcpd: DHCPACK on 192.168.10.20 to 00:13:90:02:45:27 via eth0
Apr 12 14:47:29 ltsp-desktop in.tftpd[26763]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26763]: tftp: client does not accept options
Apr 12 14:47:29 ltsp-desktop in.tftpd[26764]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26765]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26765]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26766]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26766]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26767]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26767]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26768]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26768]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26769]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26769]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26770]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26770]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26771]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26771]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26772]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26772]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26773]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26773]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26774]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26775]: RRQ from 192.168.10.20 filename /ltsp/i386/vmlinuz
Apr 12 14:47:29 ltsp-desktop in.tftpd[26775]: sending NAK (0, Permission denied) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26776]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26776]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26777]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26777]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26778]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26778]: sending NAK (1, File not found) to 192.168.10.20
Apr 12 14:47:29 ltsp-desktop in.tftpd[26779]: RRQ from 192.168.10.20 filename /ltsp/i386/
Apr 12 14:47:29 ltsp-desktop in.tftpd[26779]: sending NAK (1, File not found) to 192.168.10.20