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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi Jeff,<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 lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">you wrote:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">> We have an SE600 that is well outside the support contract and I was wondering if I am able to add a 10G line card?  Our system is running SEOS-11.1.2.5-Release with 2 x xcrp4-base cards, there is also a single 5 x
 1G line card installed.<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>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">SEOS 11.1 is rather old. Maybe you should update to the „golden release“ which is 12.1.something.
<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>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Running a 10gig card in the SE600 chassis is no problem so far. We are running some of them here without problems and SEOS 12.1.9.<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">Which card you use depends on what you like to do with it: If you will use it for subscriber facing traffic then chose the 4x10gig card, which
 is 2:1 oversubscribed.<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">If you need full bandwidth on all ports (for network facing traffic) then you have to use the 1port-10g card.
<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Courier New";color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Courier New";color:#1F497D;mso-fareast-language:EN-US">--<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Courier New";color:#1F497D;mso-fareast-language:EN-US">Greetings<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Courier New";color:#1F497D;mso-fareast-language:EN-US">Thomas<o:p></o:p></span></p>
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