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<p class="MsoNormal">Carl,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">In the L3 High availability Blue Print I want to make following observation...<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">1.<span style="font:7.0pt "Times New Roman"">      
</span></span><![endif]>Just before Active going down if there was fragmented packet getting reassembling how to recover it  ?<o:p></o:p></p>
<p class="MsoListParagraph">If that packet is related App, App will try to resend those packet so that it will get reassembled in new board .<o:p></o:p></p>
<p class="MsoNormal">Issue: <o:p></o:p></p>
<p class="MsoNormal">                Issue with  packets which are pure L3 level  packets.<o:p></o:p></p>
<p class="MsoNormal">               Example  IPSEC packet (where there is recursive  encapsulation) , Neighbor Discover packet, ICMP related which are pure L3 packet.<o:p></o:p></p>
<p class="MsoNormal">                                If these packets are get losses during process of reassembled how to recover it ?
<o:p></o:p></p>
<p class="MsoNormal">                                Worst thing is no one is informing that these packets are lost, because there are no session based Socket for pure L3 level packet.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">2.<span style="font:7.0pt "Times New Roman"">      
</span></span><![endif]>Since this HA mechanism is stateless (VRRP mechanism) what is the impact those L3 protocol which have status ?<o:p></o:p></p>
<p class="MsoListParagraph">How exactly NAT sessions are handled ? <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">3.<span style="font:7.0pt "Times New Roman"">      
</span></span><![endif]>I think we need to have serious discussion with Distributed functionality (like DVR) for session less High availability solution.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks & Regards,<o:p></o:p></p>
<p class="MsoNormal">Keshava<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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