Re : L7 packet inspection

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Hello.

By adding an external L7 inspection device, you'll add some network latency=
 to the whole RTT of your flows

Surya

--- En date de=A0: Ven 22.1.10, S. Stef=E1n Sigur=F0sson <[email protected]=
om> a =E9crit=A0:

De: S. Stef=E1n Sigur=F0sson <[email protected]>
Objet: [load balancing] L7 packet inspection
=C0: "[email protected]" <[email protected]>
Date: Vendredi 22 Janvier 2010, 12h28

=0A=0A=0A=0A=0A =0A=0A=0A=0A=0A=0A=0AHi, my company wants to start doing pa=
cket=0AL7 inspection on all traffic going through the load balancer. =0A=0A=
 =A0 =0A=0ANow my=0Aconcern (cost aside) is how will I get the best perform=
ance possible, ever ms=0Acounts. =0A=0A =A0 =0A=0AWe are currently =A0using=
 an Ace module=0Ato do our SLB and it has the option of L7 inspect but will=
 that perform any=0Abetter than putting a good L7 firewall in front of the =
ACE. =0A=0A =A0 =0A=0AWe are still just in the concept stage of=0Athis plan=
 so any advice or good idea would be greatly appreciated.. =0A=0A =A0 =0A=
=0AS. Stefan  =0A=0A=0A=0A =0A=0A
-----La pi=E8ce jointe associ=E9e suit-----

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<table cellspacing=3D"0" cellpadding=3D"0" border=3D"0" ><tr><td valign=3D"=
top" style=3D"font: inherit;">Hello.<br><br>By adding an external L7 inspec=
tion device, you'll add some network latency to the whole RTT of your flows=
<br><br>Surya<br><br>--- En date de&nbsp;: <b>Ven 22.1.10, S. Stef=E1n Sigu=
r=F0sson <i>&lt;[email protected]&gt;</i></b> a =E9crit&nbsp;:<br><blockq=
uote style=3D"border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; pa=
dding-left: 5px;"><br>De: S. Stef=E1n Sigur=F0sson &lt;[email protected]&=
gt;<br>Objet: [load balancing] L7 packet inspection<br>=C0: "[email protected]=
" &lt;[email protected]&gt;<br>Date: Vendredi 22 Janvier 2010, 12h28<br><br><d=
iv id=3D"yiv577148529">=0A=0A=0A=0A=0A =0A<style>=0A<!--=0A#yiv577148529  =
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29 li.MsoNormal, #yiv577148529 div.MsoNormal=0A=09{margin:0cm;margin-bottom=
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8529 a:link, #yiv577148529 span.MsoHyperlink=0A=09{color:blue;text-decorati=
on:underline;}=0A#yiv577148529 a:visited, #yiv577148529 span.MsoHyperlinkFo=
llowed=0A=09{color:purple;text-decoration:underline;}=0A#yiv577148529 span.=
EmailStyle17=0A=09{font-family:"Calibri", "sans-serif";color:windowtext;}=
=0A#yiv577148529 span.EmailStyle18=0A=09{font-family:"Calibri", "sans-serif=
";color:#1F497D;}=0A#yiv577148529 .MsoChpDefault=0A=09{font-size:10.0pt;}=
=0A _filtered #yiv577148529 {margin:70.85pt 70.85pt 70.85pt 70.85pt;}=0A#yi=
v577148529 div.Section1=0A=09{}=0A-->=0A</style>=0A=0A<div class=3D"Section=
1">=0A=0A<p class=3D"MsoNormal"><span lang=3D"EN-US">Hi, my company wants t=
o start doing packet=0AL7 inspection on all traffic going through the load =
balancer.</span></p> =0A=0A<p class=3D"MsoNormal"><span lang=3D"EN-US"> &nb=
sp;</span></p> =0A=0A<p class=3D"MsoNormal"><span lang=3D"EN-US">Now <span =
style=3D"color: rgb(31, 73, 125);">m</span>y=0Aconcern (cost aside) is how =
will I get the best performance possible, ever ms=0Acounts.</span></p> =0A=
=0A<p class=3D"MsoNormal"><span lang=3D"EN-US"> &nbsp;</span></p> =0A=0A<p =
class=3D"MsoNormal"><span lang=3D"EN-US">We are currently &nbsp;using an Ac=
e module=0Ato do our SLB and it has the option of L7 inspect but will that =
perform any=0Abetter than putting a good L7 firewall in front of the ACE.</=
span></p> =0A=0A<p class=3D"MsoNormal"><span lang=3D"EN-US"> &nbsp;</span><=
/p> =0A=0A<p class=3D"MsoNormal"><span lang=3D"EN-US">We are still just in =
the concept stage of=0Athis plan so any advice or good idea would be greatl=
y appreciated..</span></p> =0A=0A<p class=3D"MsoNormal"> &nbsp;</p> =0A=0A<=
p class=3D"MsoNormal">S. Stefan </p> =0A=0A</div>=0A=0A =0A=0A</div><br>---=
--La pi=E8ce jointe associ=E9e suit-----<br><br><div class=3D"plainMail">__=
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ockquote></td></tr></table><br>=0A=0A=0A=0A=0A      
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