All of lore.kernel.org
 help / color / mirror / Atom feed
From: ro0ot <ro0ot@phreaker.net>
To: Paul Annesley <paul.annesley@gmail.com>
Cc: netfilter@lists.netfilter.org
Subject: Re: lots of tcp port 445 traffic
Date: Fri, 10 Dec 2004 21:52:42 +0800	[thread overview]
Message-ID: <41B9AA2A.4020804@phreaker.net> (raw)
In-Reply-To: <99fb058804120913377e13904a@mail.gmail.com>

I include these rules below and it helps: -

iptables -t nat -A PREROUTING -p tcp --dport 135 -j DROP
iptables -t nat -A PREROUTING -p tcp --dport 445 -j DROP


Paul Annesley wrote:

>>>iptables -I cus2jarwan -p tcp --dport 445 -j REJECT --reject-with tcp-reset
>>>
>>>or
>>>
>>>iptables -I cus2jarwan -p tcp --dport 445 -j DROP
>>>
>>>      
>>>
>>You definately don't want to use -J REJECT - this will do more harm
>>than good, as it will be generating an ICMP unreachable message for
>>each port 445 packet.
>>    
>>
>
>My mistake - I didn't notice you were using "--reject-with tcp-reset".
>Pretty sure you'd be better off with DROP anyway.
>
>Regards,
>Paul
>
>
>  
>


      reply	other threads:[~2004-12-10 13:52 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-12-06 16:54 lots of tcp port 445 traffic ro0ot
2004-12-06 22:56 ` Paul Annesley
2004-12-09 21:17 ` Jose Maria Lopez
2004-12-09 21:37   ` Paul Annesley
2004-12-10 13:52     ` ro0ot [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=41B9AA2A.4020804@phreaker.net \
    --to=ro0ot@phreaker.net \
    --cc=netfilter@lists.netfilter.org \
    --cc=paul.annesley@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.