Thanks, I'll try that. I'm in that office (40 miles away) only about once a
week, but the next day I'm there, I'll collect some data from tcpdump while
booting the workstation and look at it. If I can't figure it out from that,
I'll send you a gzipped version of it.
Thanks.
Gary
On Saturday 08 February 2003 03:04 pm, [EMAIL PROTECTED] wrote:
> Gary,
>
> Usually when I run up against a problem like this, I like to examine
> the packets.
>
> So, I use tcpdump to grab the packets, and then Ethereal to
> take a look inside of the packets.
>
> A command like:
>
> tcpdump -w /tmp/tcpdump.out -s 0 host ws001
>
>
> that will capture all of the traffice to/from ws001.
>
> The '-s 0' option is important, otherwise, tcpdump will only
> capture the first 68 bytes of the packet, and that may not
> be enough to tell me the whole story.
>
> Then, I use ethereal to look at the output:
>
> ethereal -r /tmp/tcpdump.out
>
>
> Of course, knowing what to look for helps alot. Usually, I don't
> know exactly what I am looking for going in, but usually, something
> will pop-out at me. Such as the source and destination adresses
> being on different networks, or lots of arp requests, with no replies,
> or some option negotiation taking place between the tftp client
> and the tftp server.
>
> You can actually capture the packets directly with ethereal, but I
> like to have people use tcpdump for capturing the packets, because
> then they can send me the tcpdump.out file (after gzipping it). Then,
> I can take a look at it, and see if I spot anything.
>
> The other thing I'd like to suggest is that you get on the #ltsp
> IRC channel, and I can work interactively with you to try to
> diagnose the problem.
>
> I'm sure we can get it figured out.
>
> Jim McQuillan
> [EMAIL PROTECTED]
>
> On Sat, 8 Feb 2003, Gary Jaffe wrote:
> > I would appreciate some help with a problem I've been struggling with for
> > some time now. I have ltsp_core-3.0.5-0, ltsp_kernel-3.0.5-0,
> > ltsp_x_core-3.0.1-1, and ltsp_x_fonts-3.0.0-0 installed on a Redhat 7.3
> > box. I have a single workstation with an NE2000 ISA card obtained from
> > disklessworkstations.com in 1999 with an upgraded bootPROM I just
> > received.
> >
> > When I boot the workstation, everything goes fine until it tries to
> > transfer the vmlinuz file with tftp, at which time it sleeps. I get my
> > ip addr OK. This is the same spot I failed when I used Jason Pattie's
> > trick of downloading a newer Etherboot image with my old bootPROM. So, I
> > suspected tftp, especially since my Redhat 7.3 distribution did not come
> > with tftp. I had to download tftp-0.28-2.src.rpm and install it. But
> > tftpd seems to be running, here's a bit of my ps output after attempting
> > to boot the workstation.
> > -------------------------------------------------------------------------
> >-------------------------------------------- 1612 ? S 0:00
> > in.tftpd -s /tftpboot
> > 1613 ? S 0:00 in.tftpd -s /tftpboot
> > -------------------------------------------------------------------------
> >--------------------------------------------
> >
> > and this is the message tftp puts in my /var/log/secure file each time I
> > try to boot the workstation.
> > -------------------------------------------------------------------------
> >------------------------------------------- Jan 28 09:30:02 ws101
> > xxxxxx[1083]: START: tftp pid=1611 from=192.168.1.2
> > -------------------------------------------------------------------------
> >-------------------------------------------
> >
> > And here's the output of ls for the vmlinuz file it's trying to download.
> > -------------------------------------------------------------------------
> >------------------------------------------- -rw-r--r-- 1 root root
> > 1418240 Sep 4 23:59
> > /tftpboot/lts/vmlinuz-2.4.19-ltsp-1
> > -------------------------------------------------------------------------
> >--------------------------------------------
> >
> > I also upgraded to dhcp-3.0pl1 which was required to use Jason Pattie's
> > trick when I had to old bootPROM. Here's what my dhcpd.conf file looks
> > like this.
> > -------------------------------------------------------------------------
> >--------------------------------------------- ddns-update-style ad-hoc;
> >
> > default-lease-time 21600;
> > max-lease-time 21600;
> >
> > option subnet-mask 255.255.255.0;
> > option broadcast-address 192.168.1.255;
> > option routers 192.168.1.1;
> > option domain-name-servers 192.168.1.1;
> > option domain-name "xxxxxx.net";
> > option root-path "192.168.1.1:/opt/ltsp/i386";
> > option option-128 code 128 = string;
> > option option-129 code 129 = text;
> >
> > shared-network WORKSTATIONS {
> > subnet 192.168.1.0 netmask 255.255.255.0 {
> > }
> > }
> >
> > group {
> > use-host-decl-names on;
> > option log-servers 192.168.1.1;
> >
> > host ws102 {
> > hardware ethernet xx:xx:xx:xx:xx:xx;
> > option option-128 e4:45:74:68:00:00;
> > option option-129 "NIC=ne IO=0x300";
> > fixed-address 192.168.1.2;
> > filename "/lts/vmlinuz-2.4.19-ltsp-1";
> > }
> > }
> > -------------------------------------------------------------------------
> >--------------------------------------
> >
> > Any thoughts on what might be wrong? I would appreciate any help you
> > could give me.
> >
> > Gary Jaffe
> > [EMAIL PROTECTED]
> >
> >
> > -------------------------------------------------------
> > This SF.NET email is sponsored by:
> > SourceForge Enterprise Edition + IBM + LinuxWorld = Something 2 See!
> > http://www.vasoftware.com
> > _____________________________________________________________________
> > Ltsp-discuss mailing list. To un-subscribe, or change prefs, goto:
> > https://lists.sourceforge.net/lists/listinfo/ltsp-discuss
> > For additional LTSP help, try #ltsp channel on irc.freenode.net
-------------------------------------------------------
This SF.NET email is sponsored by:
SourceForge Enterprise Edition + IBM + LinuxWorld = Something 2 See!
http://www.vasoftware.com
_____________________________________________________________________
Ltsp-discuss mailing list. To un-subscribe, or change prefs, goto:
https://lists.sourceforge.net/lists/listinfo/ltsp-discuss
For additional LTSP help, try #ltsp channel on irc.freenode.net
