This is the mail archive of the ecos-discuss@sources.redhat.com mailing list for the eCos project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Re: Unable to get IP address using do_bootp (found a bug in do_bootp!)


--- Gary Thomas <gary@mlbassoc.com> wrote:
> 
> agyhoo said:
......
> >
> > So I can get bootp to work in 2 ways:
> > 1. set the broadcast flag in the ecos do_bootp fn.
> > 2. set the always-broadcast flag to on in the
> dhcpd.conf
> > file.
> >
> > Note that the do_dhcp fn. does set the same broadcast
> bit.
> >
> 
> There must be something else wrong with your target.  I
> (and
> many others) use DHCPD on RH 9 without ever resorting to
> either
> of the steps you outline above.
> 

AG> The do_dhcp routine DOES set the broadcast flag. That
is
probably why it can see the reply from dhcpd even without
the always-broadcast option.

> My quess is that your ethernet is not being setup with
> the proper
> ESA (MAC address).  When you do a BOOTP (or DHCP)
> request, you tell
> the server what your ESA is.  When it replies, it sends
> the reply
> to exactly that node.  If what your hardware is expecting
> and what
> the DHCP server sends (ESA addresses!) don't match, then
> your target
> won't see the response.
> 
> If you to set this bit, and your target sees the reply,
> can you then
> use the node, e.g. TFTP load something?  Have you
> verified that the
> network stack functions after it manages to get an
> address?
> 

Yes, I have. I can ping the target, telnet to it (my appl
has a telnet server) etc.


__________________________________
Do you Yahoo!?
Yahoo! Finance Tax Center - File online. File on time.
http://taxes.yahoo.com/filing.html

-- 
Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]