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</o:shapelayout></xml><![endif]--></head><body lang=EN-AU link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Two things…<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><span style='mso-list:Ignore'>1)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I wouldn’t have posted a mobile on the net like that…<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><span style='mso-list:Ignore'>2)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I’ve always been of the opinion that routers should whitelist servers, photocopiers, and a range of static IPs, and block all port 25 traffic.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Coming from a consultant background, we never know what may be trying to get out when we’re cleaning machine. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Personally I’d recommend a separate VLAN and separate external IP for service work, so that SMB/CIFS, SQL, RPC and SSH hacks on office machines are limited by hardware firewalling.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>(actually all our service work also goes through a linux box to do SMTP and HTTP transparent proxying so managing/logging issues like yours are easier )<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm 4.0pt'><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> plug-bounces@plug.org.au [mailto:plug-bounces@plug.org.au] <b>On Behalf Of </b>Jon L Miller<br><b>Sent:</b> Friday, 6 August 2010 9:28 AM<br><b>To:</b> plug@plug.org.au<br><b>Subject:</b> [plug] any advice<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>I seem to be having e-mail problems relating to me sending regular e-mail and getting a message back stating I may have a spamming mail server.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Looked in the logs to see this quite a bit:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Aug 6 08:37:13 mmtlnx postfix/smtpd[5235]: NOQUEUE: reject: RCPT from brash.confluence.volia.net[93.74.97.23]: 550 SPAM; Client host [93.74.97.23] blocked using zen.spamhaus.org; <a href="http://www.spamhaus.org/query/bl?ip=93.74.97.23">http://www.spamhaus.org/query/bl?ip=93.74.97.23</a> - Phone <span style='color:#1F497D'>+61 4xx xxx xxx</span> if you believe this to be in error.; from=<<a href="mailto:ErrolAyala@surfeador.com">ErrolAyala@surfeador.com</a>> to=<<a href="mailto:johnsmithsvt@mmtnetworks.com.au">johnsmithsvt@mmtnetworks.com.au</a>> proto=SMTP helo=<brash.confluence.volia.net><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Aug 6 08:37:14 mmtlnx postfix/smtpd[5235]: NOQUEUE: reject: RCPT from brash.confluence.volia.net[93.74.97.23]: 550 SPAM; Client host [93.74.97.23] blocked using zen.spamhaus.org; <a href="http://www.spamhaus.org/query/bl?ip=93.74.97.23">http://www.spamhaus.org/query/bl?ip=93.74.97.23</a> - Phone <span style='color:#1F497D'>+61 4xx xxx xxx</span> if you believe this to be in error.; from=<<a href="mailto:ErrolAyala@surfeador.com">ErrolAyala@surfeador.com</a>> to=<<a href="mailto:leanne@mmtnetworks.com.au">leanne@mmtnetworks.com.au</a>> proto=SMTP helo=<brash.confluence.volia.net><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Aug 6 08:37:14 mmtlnx postfix/smtpd[5235]: NOQUEUE: reject: RCPT from brash.confluence.volia.net[93.74.97.23]: 550 SPAM; Client host [93.74.97.23] blocked using zen.spamhaus.org; <a href="http://www.spamhaus.org/query/bl?ip=93.74.97.23">http://www.spamhaus.org/query/bl?ip=93.74.97.23</a> - Phone <span style='color:#1F497D'>+61 4xx xxx xxx</span> if you believe this to be in error.; from=<<a href="mailto:ErrolAyala@surfeador.com">ErrolAyala@surfeador.com</a>> to=<<a href="mailto:millerjlmiller@mmtnetworks.com.au">millerjlmiller@mmtnetworks.com.au</a>> proto=SMTP helo=<brash.confluence.volia.net><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'>But not too sure what steps to take other than take it off line for the moment<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Adobe Garamond Pro Bold"'>Jon Miller<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Adobe Garamond Pro Bold"'>MMT Networks P/L<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p></div></div></body></html>