Tftp timeout

If you get this issue its usually due to a firewall issue, do the following:

Disable firwall

Fedora 9

service iptables stop 
service ip6tables stop 
 
chkconfig iptables off 
chkconfig ip6tables off

Fedora 16

Add /bin/bash to /etc/shells as the vsftpd yum install does not do it correctly causing tftp timeout message

Ubuntu

sudo ufw disable

Debian

iptables -F
iptables -X
iptables -t nat -F
iptables -t nat -X
iptables -t mangle -F
iptables -t mangle -X
iptables -P INPUT ACCEPT
iptables -P OUTPUT ACCEPT
iptables -P FORWARD ACCEPT

Other Troubleshooting

0.32 and below

• From your FOG server test out tftp

tftp -v X.X.X.X -c get pxelinux.0

• From a Windows PC run at the cmd prompt: (Windows TFTP Service must be Installed first)

 tftp x.x.x.x get pxelinux.0

0.33 and 1.x.x

• From your FOG server test out tftp

tftp -v X.X.X.X -c get undionly.kpxe

• From a Windows PC run at the cmd prompt: (Windows TFTP Service must be Installed first)

 tftp x.x.x.x get undionly.kpxe

Expected Results

• If tftp & xinetd are running your should get:

Received XXXX bytes in X.X seconds....

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Restart TFTP Service

• Restart the TFTP service.

service tftpd-hpa restart

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Check DHCP Option 67

• Go to your DHCP and confirm that option 67 is set to undionly.kpxe.

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Rights to tftpboot folder

• Are the rights to your tftpboot folder correct?
  • If you tried the above Section-1.5.2 and you get the "Expected results" then the rights are correct.