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<div class="moz-forward-container">FYI<br>
<br>
-------- Továbbított üzenet --------
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<th nowrap="nowrap" valign="BASELINE" align="RIGHT">Tárgy: </th>
<td>FW: BNG use case</td>
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<th nowrap="nowrap" valign="BASELINE" align="RIGHT">Dátum: </th>
<td>Mon, 18 Jul 2016 13:16:46 +0000</td>
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<tr>
<th nowrap="nowrap" valign="BASELINE" align="RIGHT">Feladó:
</th>
<td>Gergely Pongracz <a class="moz-txt-link-rfc2396E" href="mailto:Gergely.Pongracz@ericsson.com"><Gergely.Pongracz@ericsson.com></a></td>
</tr>
<tr>
<th nowrap="nowrap" valign="BASELINE" align="RIGHT">Címzett:
</th>
<td>Tejfel Máté <a class="moz-txt-link-rfc2396E" href="mailto:matej@caesar.elte.hu"><matej@caesar.elte.hu></a>
(<a class="moz-txt-link-abbreviated" href="mailto:matej@caesar.elte.hu">matej@caesar.elte.hu</a>) <a class="moz-txt-link-rfc2396E" href="mailto:matej@caesar.elte.hu"><matej@caesar.elte.hu></a></td>
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<p class="MsoNormal"><span
style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Bocs,
a NAT-os cuccot elfelejtettem multkor. Forward-olok egy
levelet, majd kaptok konfig-ot is, ha megtalalom:<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>
<div>
<div>
<div>
<div>
<div>
<p class="MsoNormal"><b>BNG use case: Andrásnak is
küldöm egyből, mert ez őt is érinti.</b><br>
<br>
Szóval: UE-BNG között GRE tunnel, belül firewall,
rate limiter, counter és NAT. Később kell majd egy
bonyolultabb counter, első körben sima OpenFlow-s
counter elég, ezt konfigurálni sem kell.<br>
<br>
IP címek, pcap file: <o:p></o:p></p>
<ul type="disc">
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l1
level1 lfo1">
júzer: 10.0.0.0/16 (első körben 100 darab)<o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l1
level1 lfo1">
szerver: 192.1.0.0/24 (első körben 10 darab) <o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l1
level1 lfo1">
UL flow-k: minden UE 3 random kiválasztott
szerverhez küld (összesen 300 flow) <o:p>
</o:p></li>
</ul>
<p class="MsoNormal">Uplink:<o:p></o:p></p>
<ul type="disc">
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level1 lfo2">
bejövő csomag: GRE tunnel-ben<o:p></o:p></li>
</ul>
<ul type="disc">
<ul type="circle">
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level2 lfo2">
külső SrcIP: UE IP <o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level2 lfo2">
külső DstIP: 10.0.255.254 <o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level2 lfo2">
tunnel ID: user ID <o:p></o:p></li>
</ul>
</ul>
<ul type="disc">
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level1 lfo2">
funkciók: <o:p></o:p></li>
</ul>
<ul type="disc">
<ul type="circle">
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level2 lfo2">
remove GRE <o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level2 lfo2">
validate SrcIP (tunnel ID + SrcIP match) <o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level2 lfo2">
uplink firewall (100 darab random IP és
TCP/UDP rule, ne legyen hit) <o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level2 lfo2">
rate limit (100 Mbps per UE, UL és DL együtt)
<o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level2 lfo2">
NAT VNF<o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level2 lfo2">
uplink routing <o:p></o:p></li>
</ul>
</ul>
<p>Downlink<o:p></o:p></p>
<ul type="disc">
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0
level1 lfo3">
bejövő csomag: sima IP csomag <o:p></o:p></li>
</ul>
<ul type="disc">
<ul type="circle">
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0
level2 lfo3">
SrcIP: szerver <o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0
level2 lfo3">
DstIP: NAT (pl. 192.2.0.1 - aztán ha több NAT
kell, akkor pl. 192.2.0.0/28) <o:p>
</o:p></li>
</ul>
</ul>
<ul type="disc">
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0
level1 lfo3">
funkciók: <o:p></o:p></li>
</ul>
<ul type="disc">
<ul type="circle">
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0
level2 lfo3">
NAT VNF<o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0
level2 lfo3">
downlink firewall (ugyanaz, mint az UL, csak
Src = Dst) <o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0
level2 lfo3">
rate limit (ugyanaz a group) <o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0
level2 lfo3">
DstIP -> GRE <o:p></o:p></li>
<li class="MsoNormal"
style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0
level2 lfo3">
downlink routing<o:p></o:p></li>
</ul>
</ul>
<p>Kb. ennyi lenne.<o:p></o:p></p>
<p><br>
Aztán majd hozzáveszünk még másik domain-t is
András kedvéért később. :-)<o:p></o:p></p>
<p>Üdv,<o:p></o:p></p>
<p class="MsoNormal" style="margin-bottom:12.0pt"><br>
G.<span style="color:#1F497D"><o:p></o:p></span></p>
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