Re: [Etherboot-developers] tcpdump Question

[<ke...@us...>]

>I am reviewing a tcpdump file with ethereal for a driver I am working
>on.  I see the following:
>
>1: DHCP Discover 
>2: DHCP Discover
>3: DHCP Offer
>4: DHCP Request 
>5: DHCP Request
>...
>n: DHCP Request
>
>The DHCP Request is for the ip address that was offered.  From this I am
>making the assumption that the eb driver transmitted 2 packets and
>correctly received one packet.  Then it looks like it is not receiving
>anything else.
>
>Is this assumption correct?

Looks that way. A tip, dhcpdump can format the tcpdump output in a
readable fashion. E.g.

tcpdump -lenx -s 1500 -f tlan.dmp | dhcpdump

Looks like the receiver goes deaf after the first packet. Probably
the device isn't being set up for the next packet.