Hi,
Now I get that on some OS, for UDP and ICMP packets, the ip
identification fields are not set.
But I want that every packet has an id. Is there any emthod to get
the current system glocal variable "ip_id" and change it or
enable UDP and ICMP ip identification number somewhere?
Thanks!
Xinwen Fu
On Mon, 18 Feb 2002, Xinwen - Fu wrote:
> Hi,
> Really weird!
>
> I have two linux machines with kernel 2.4.17. When I ping one
> machine from the other machine, all the ping request ip packets have the
> same sequnce number 0. The ping reply packets have different ip
> sequence numbers. Moreover, when I send udp packets using general
> socket programming, all the udp packets have the same sequence number 0.
>
> I use ethereal to check the packets.
>
> What's the problem?
>
> Thanks!
>
>
>
> Xinwen Fu
>
>
>
-
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