[CentOS] help diagnosing tftp server on centos 5

Do you have any networkr device between your client and your server ?
When running tcpdump, do you see any packet when runing "telnet localhost 69" ?
Do you have multiple NIC on your server ?


On 11/1/07, Jerry Geis <geisj at pagestation.com> wrote:
> Hi all,
>
> I have a centos 5 box I have setup, current with updates. (I have done
> this many times on centos 4).
> I did the yum install tftp-server, changed the /etc/xinetd.d/tftp file
> as shown.
>
> # 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             = -v -s /tftpboot
>         disable                 = no
>         per_source              = 11
>         cps                     = 100 2
>         flags                   = IPv4
> }
>
>
> Did the service xinetd restart.
>
> Now from another computer on the network I am trying manually "tftp IP
> -c get myfile"
> and nothing happens.
>
> /tftpboot permissions are:  drwxr-xr-x    4 root root  4096 Oct  2 16:26
> tftpboot
> the myfile is also world readable in that directory.
>
> I have disabled the iptables "service iptables stop".
>
> I ran "tcpdump port 69" to show me all tftp traffic an I see NOTHING
> when I manually
> run the tftp command above on another computer.
> The second computer can ssh into the server no problem.
>
> I can, on the server, to tftp localhost -c get myfile and that works fine.
>
> What or HOW can I determine why I cannot tftp from that machine?
> This seems so straight forward.
>
> Thanks, frustrated me...
>
> Jerry
>
>
>
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-- 
Alain Spineux
aspineux gmail com
May the sources be with you