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    Marlon,<br>
    <br>
    o -A insere a regra no final, o -I insere em uma local especifico,
    por padr&atilde;o insere a regra na primeira posi&ccedil;&atilde;o. <br>
    <br>
    <pre class="moz-signature" cols="72">Have trouble with Windows - reboot!
Have trouble with Unix - be root!
</pre>
    <br>
    On 09/01/2011 11:22 PM, Marlon Bastida wrote:
    <blockquote
cite="mid:CADHk3-MXs_pR1LRgYeH+62QWDT6H77UBBF9T3EEC5PmAr5tTCQ@mail.gmail.com"
      type="cite">
      <div dir="ltr">Gabriel,<br>
        <br>
        N&atilde;o poderia ser -A (add) ?<br>
        Gostaria de iniciar o CentOS com essa linha, qual seria a melhor
        pr&aacute;tica?<br>
        <br>
        #iptables-save&nbsp; e<br>
        e colocar no /etc/rc.local ?<br>
        <br>
        Obrigado,<br>
        Marlon<br>
        <br>
        <div class="gmail_quote">Em 30 de agosto de 2011 23:30, Gabriel
          Ricardo <span dir="ltr">&lt;<a moz-do-not-send="true"
              href="mailto:gricardo87@gmail.com">gricardo87@gmail.com</a>&gt;</span>
          escreveu:<br>
          <blockquote class="gmail_quote" style="margin:0 0 0
            .8ex;border-left:1px #ccc solid;padding-left:1ex;">
            iptables -I INPUT -s&nbsp;<span style="font-family:arial,
              sans-serif;font-size:13px;background-color:rgb(255, 255,
              255)"><a moz-do-not-send="true" href="tel:192.168.50.11"
                value="+551921685011" style="color:rgb(42, 93, 176)"
                target="_blank">192.168.50.11</a>&nbsp;</span><span
              style="font-family:arial,
              sans-serif;font-size:13px;background-color:rgb(255, 255,
              255)">&nbsp;-d&nbsp;</span><span style="font-family:arial,
              sans-serif;font-size:13px;background-color:rgb(255, 255,
              255)">192.168.50.120 -p udp --dpport 162 -j ACCEPT</span>
            <div>
              <font face="arial, sans-serif"><br>
              </font></div>
            <div><font face="arial, sans-serif">para verificar se a
                porta ta aberta voce pode utilizar o: netstat -ulnp |
                grep "162"<br clear="all">
              </font></div>
            <div>
              <div><font face="arial, sans-serif"><br>
                </font></div>
              <div><font face="arial, sans-serif">e pode de outra
                  maquina utilizar o nmap: nmap&nbsp;</font><span
                  style="font-family:arial,
                  sans-serif;font-size:13px;background-color:rgb(255,
                  255, 255)">192.168.50.120 -p 162</span></div>
              <div><span style="font-family:arial,
                  sans-serif;font-size:13px;background-color:rgb(255,
                  255, 255)"><br>
                </span></div>
              <div style="font-family:Verdana, Arial;font-size:12px"><span></span><span></span>Atenciosamente,</div>
              <div style="font-family:Verdana, Arial;font-size:12px"><b><i>Gabriel
                    Ricardo.</i></b></div>
              <div style="font-family:Verdana, Arial;font-size:12px"><b>Skype:</b>
                gricardo87</div>
              <div style="font-family:Verdana, Arial;font-size:12px">
                <b>MSN:</b> <a moz-do-not-send="true"
                  href="mailto:gricardo87@gmail.com" target="_blank"><font
                    color="#000000">gricardo87@gmail.com</font></a></div>
              <div style="font-family:Verdana, Arial;font-size:12px"><b>Twitter:</b>
                <a moz-do-not-send="true"
                  href="http://twitter.com/gricardo87" target="_blank"><font
                    color="#000000">twitter.com/gricardo87</font></a></div>
              <div style="font-family:Verdana, Arial;font-size:12px"><b>Blog:</b>
                <a moz-do-not-send="true"
                  href="http://www.tinotapa.com.br" target="_blank"><font
                    color="#000000">www.tinotapa.com.br</font></a></div>
              <br>
              <br>
              <br>
              <div class="gmail_quote">Em 30 de agosto de 2011 22:35,
                Marlon Bastida <span dir="ltr">&lt;<a
                    moz-do-not-send="true"
                    href="mailto:marlon.bastida@gmail.com"
                    target="_blank">marlon.bastida@gmail.com</a>&gt;</span>
                escreveu:<br>
                <blockquote class="gmail_quote" style="margin:0 0 0
                  .8ex;border-left:1px #ccc solid;padding-left:1ex">
                  <div>
                    <div class="h5">
                      <div dir="ltr">Ol&aacute;,
                        <div><br>
                        </div>
                        <div>Precisava abrir a porta 162 / UDP em um
                          servidor RADIUS (usando freeradius), para
                          receber traps snmp e requisi&ccedil;&otilde;es RADIUS de um
                          Switch Cisco 2950.</div>
                        <div><br>
                        </div>
                        <div>2a) linha</div>
                        <div><a moz-do-not-send="true"
href="http://www.packetfence.org/support/faqs/article/how-to-make-sure-packetfence-gets-snmp-trapsradius-requests-from-a-switch.html?no_cache=1&amp;cHash=113fda095e12491f15bf08919ec98a53"
                            target="_blank">http://www.packetfence.org/support/faqs/article/how-to-make-sure-packetfence-gets-snmp-trapsradius-requests-from-a-switch.html?no_cache=1&amp;cHash=113fda095e12491f15bf08919ec98a53</a></div>
                        <div><br>
                        </div>
                        <div>Qual o melhor modo de faze-lo?</div>
                        <div><br>
                        </div>
                        <div>O IP do servidor RADIUS &eacute; 192.168.50.120, o
                          switch est&aacute; com IP 192.168.50.111.</div>
                        <div><br>
                        </div>
                        <div>Simplesmente crio uma regra no iptables
                          permitindo todo o traf&eacute;go de entrada (chain
                          INPUT) do IP <a moz-do-not-send="true"
                            href="tel:192.168.50.11"
                            value="+551921685011" target="_blank">192.168.50.11</a>
                          para o IP destino 192.168.50.120 na porta
                          162/UDP ?</div>
                        <div>Como verifico se a porta 162/UDP &nbsp;est&aacute;
                          realmente aberta?</div>
                        <div><br>
                        </div>
                        <div>Obrigado,</div>
                        <div>Marlon</div>
                      </div>
                      <br>
                    </div>
                  </div>
                  _______________________________________________<br>
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                    target="_blank">http://lists.centos.org/mailman/listinfo/centos-pt-br</a><br>
                  <br>
                </blockquote>
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            <br>
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              target="_blank">http://lists.centos.org/mailman/listinfo/centos-pt-br</a><br>
            <br>
          </blockquote>
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      <pre wrap="">_______________________________________________
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