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Re: a question about firewalls (or whatever else that might cause packet drop)


Matej Kosik a écrit :
> I am experiencing some deterministic packet drop:
> - when I tcpreplay on "lo" some pcap (0.pcap) file,
>   that traffic does not reach listening applications
> - when I change source IP address from whatever it was to, e.g.,
>, etc,

Why these addresses ? What's special with them ?
What is the original source address ?

>   then when I try to replay the modified pcap file (1.pcap),
>   that traffic does reache applications.
> I would like to find out the cause of this.
> The only thing which could be causing thing I was aware of was
> "iptables". However, when I apt-get removed it, nothing changed.

You can display the active ruleset with iptables-save.

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