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    Thank you for your quick replay.<br>
    Could you tell me please how do you come to this conclusion?<br>
    and if this is a brute-force, it can make my system slow all the
    time?<br>
    On 05/14/2012 09:21 AM, Muhammad Shahzad wrote:
    <blockquote
cite="mid:CAFZQphx5-0oiu5508qUo5ZJ7ZBSN50CMFkd+zTUagx1SgTib9A@mail.gmail.com"
      type="cite">Seems like you system is under SIP brute-force attack.
      Somebody is trying to break into your freeswitch box. Just find
      that user's ip and block it in IPTables.<br>
      <br>
      If problem persists and hacker comes from another IP then you
      probably need to configure Fail2Ban service.<br>
      <br>
      Thank you.<br>
      <br>
      <br>
      <div class="gmail_quote">On Mon, May 14, 2012 at 11:51 AM, ghallab
        <span dir="ltr">&lt;<a moz-do-not-send="true"
            href="mailto:tarik.bts.gi@gmail.com" target="_blank">tarik.bts.gi@gmail.com</a>&gt;</span>
        wrote:<br>
        <blockquote class="gmail_quote" style="margin:0 0 0
          .8ex;border-left:1px #ccc solid;padding-left:1ex">
          <div bgcolor="#FFFFFF" text="#000000"> Hi all,<br>
            <blockquote>&nbsp;This days am experiencing a problem with
              Freeswitch: it seems that it needs more hardware resources
              and voicemail don't work any more and it make a long delay
              to process call transfer. should I compile the last
              version to revolve the problem or try to increase hardware
              resources? I notice that I have anther instance of FS
              running fine in the same conditions.&nbsp; <br>
            </blockquote>
            I tried to collect the maximum information that I can:<br>
            OS version: CentOS release 5.4<br>
            the cpu info is:<br>
            <a moz-do-not-send="true"
              href="http://pastebin.freeswitch.org/19039"
              target="_blank">http://pastebin.freeswitch.org/19039</a> <br>
            the mem info is:<br>
            <a moz-do-not-send="true"
              href="http://pastebin.freeswitch.org/19040"
              target="_blank">http://pastebin.freeswitch.org/19040</a><br>
            <br>
            the out&nbsp; put of the command top is <br>
            <a moz-do-not-send="true"
              href="http://pastebin.freeswitch.org/19038"
              target="_blank">http://pastebin.freeswitch.org/19038</a><br>
            <br>
            the number of calls when I made the test was:<br>
            5 total.<br>
            <br>
            the out put of gcore and gdb:<br>
            <a moz-do-not-send="true"
              href="http://pastebin.freeswitch.org/19041"
              target="_blank">http://pastebin.freeswitch.org/19041</a><br>
            <br>
            number of sofia's profiles:<br>
            5 sofia profiles and 1 alias <br>
            number of calls that I want:<br>
            30&nbsp; simultaneous calls <br>
            <br>
            I want also to notice that I get all the time some warning
            messages like <br>
            <br>
            2012-05-11 14:36:10.716722 [WARNING] sofia_reg.c:1442 SIP
            auth challenge (REGISTER) on sofia profile 'internal' for
            [7351@domain] from ip @ip&nbsp;&nbsp; <br>
            <br>
            <br>
            <br>
          </div>
          <br>
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          <br>
        </blockquote>
      </div>
      <br>
      <br clear="all">
      <br>
      -- <br>
      Muhammad Shahzad<br>
      -----------------------------------<br>
      CISCO Rich Media Communication Specialist (CRMCS)<br>
      CISCO Certified Network Associate (CCNA)<br>
      Cell: +92 334 422 40 88<br>
      MSN: <a moz-do-not-send="true"
        href="mailto:shari_786pk@hotmail.com">shari_786pk@hotmail.com</a><br>
      Email: <a moz-do-not-send="true"
        href="mailto:shaheryarkh@googlemail.com">shaheryarkh@googlemail.com</a><br>
      <br>
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      <br>
      <pre wrap="">_________________________________________________________________________
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</pre>
    </blockquote>
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