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zhoumeng
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Reviewed-by: Hajba, László Antal <laszlo-antal.hajba@t-systems.com> Co-authored-by: zhoumeng <zhoumeng35@huawei.com> Co-committed-by: zhoumeng <zhoumeng35@huawei.com>
16 lines
1.5 KiB
HTML
16 lines
1.5 KiB
HTML
<a name="elb_faq_0038"></a><a name="elb_faq_0038"></a>
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<h1 class="topictitle1">How Does ELB Distribute Traffic?</h1>
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<div id="body8662426"><p id="elb_faq_0038__en-us_topic_0100578533_p42330367111657">ELB uses FullNAT to forward the incoming traffic. For load balancing at Layer 4, LVS forwards the incoming traffic to backend servers directly. For load balancing at Layer 7, LVS forwards the incoming traffic to Nginx, which then forwards the traffic to backend servers.</p>
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<div class="note" id="elb_faq_0038__note1646334617596"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="elb_faq_0038__p114641546175911">In FullNAT, LVS translates source IP addresses and destination IP addresses of the clients.</p>
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</div></div>
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<div class="fignone" id="elb_faq_0038__en-us_topic_0100578533_fig41212694173712"><span class="figcap"><b>Figure 1 </b>Load balancing at Layer 4</span><br><span><img id="elb_faq_0038__en-us_topic_0100578533_image49893921173712" src="en-us_image_0000001794819813.jpg"></span></div>
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<div class="fignone" id="elb_faq_0038__en-us_topic_0100578533_fig15312593173922"><span class="figcap"><b>Figure 2 </b>Load balancing at Layer 7</span><br><span><img id="elb_faq_0038__en-us_topic_0100578533_image32360488173922" src="en-us_image_0000001747380980.jpg"></span></div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="elb_faq_0201.html">Load Balancers</a></div>
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</div>
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</div>
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