From f0988e3af3d65d8b5ad25122ba680f209fd77f32 Mon Sep 17 00:00:00 2001
From: Louis <louis.royer@univ-tlse3.fr>
Date: Thu, 19 Mar 2020 14:42:34 +0100
Subject: [PATCH] Add sequence diagrams

---
 doc/tracker_sequence_diagram.drawio | 1 +
 doc/tracker_sequence_diagram.svg    | 3 +++
 2 files changed, 4 insertions(+)
 create mode 100644 doc/tracker_sequence_diagram.drawio
 create mode 100644 doc/tracker_sequence_diagram.svg

diff --git a/doc/tracker_sequence_diagram.drawio b/doc/tracker_sequence_diagram.drawio
new file mode 100644
index 0000000..baa61f9
--- /dev/null
+++ b/doc/tracker_sequence_diagram.drawio
@@ -0,0 +1 @@
+<mxfile host="app.diagrams.net" modified="2020-03-19T13:39:55.239Z" agent="Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0" etag="IxPzT9LGU_MY1tdQBREO" version="12.8.8" type="device"><diagram name="Page-1" id="13e1069c-82ec-6db2-03f1-153e76fe0fe0">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</diagram></mxfile>
\ No newline at end of file
diff --git a/doc/tracker_sequence_diagram.svg b/doc/tracker_sequence_diagram.svg
new file mode 100644
index 0000000..ee79363
--- /dev/null
+++ b/doc/tracker_sequence_diagram.svg
@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg" style="background-color: rgb(255, 255, 255);" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="961px" height="721px" viewBox="-0.5 -0.5 961 721" content="&lt;mxfile host=&quot;app.diagrams.net&quot; modified=&quot;2020-03-19T13:40:31.966Z&quot; agent=&quot;Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0&quot; etag=&quot;BwI9ww_xiaSUOceOw2T_&quot; version=&quot;12.8.8&quot; type=&quot;device&quot;&gt;&lt;diagram name=&quot;Page-1&quot; id=&quot;13e1069c-82ec-6db2-03f1-153e76fe0fe0&quot;&gt;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&lt;/diagram&gt;&lt;/mxfile&gt;"><defs/><g><rect x="140" y="50" width="100" height="40" rx="6" ry="6" fill="#ffffff" stroke="#000000" pointer-events="all"/><path d="M 190 90 L 190 630" fill="none" stroke="#000000" stroke-miterlimit="10" stroke-dasharray="3 3" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 98px; height: 1px; padding-top: 70px; margin-left: 141px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Verdana; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Tracker</div></div></div></foreignObject><text x="190" y="74" fill="#000000" font-family="Verdana" font-size="12px" text-anchor="middle">Tracker</text></switch></g><rect x="300" y="50" width="100" height="40" rx="6" ry="6" fill="#ffffff" stroke="#000000" pointer-events="all"/><path d="M 350 90 L 350 630" fill="none" stroke="#000000" stroke-miterlimit="10" stroke-dasharray="3 3" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 98px; height: 1px; padding-top: 70px; margin-left: 301px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Verdana; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Client1</div></div></div></foreignObject><text x="350" y="74" fill="#000000" font-family="Verdana" font-size="12px" text-anchor="middle">Client1</text></switch></g><rect x="860" y="50" width="100" height="40" rx="6" ry="6" fill="#ffffff" stroke="#000000" pointer-events="all"/><path d="M 910 90 L 910 630" fill="none" stroke="#000000" stroke-miterlimit="10" stroke-dasharray="3 3" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 98px; height: 1px; padding-top: 70px; margin-left: 861px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Verdana; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">:Object</div></div></div></foreignObject><text x="910" y="74" fill="#000000" font-family="Verdana" font-size="12px" text-anchor="middle">:Object</text></switch></g><rect x="0" y="50" width="100" height="40" rx="6" ry="6" fill="#ffffff" stroke="#000000" pointer-events="all"/><path d="M 50 90 L 50 630" fill="none" stroke="#000000" stroke-miterlimit="10" stroke-dasharray="3 3" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 98px; height: 1px; padding-top: 70px; margin-left: 1px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Verdana; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Server1</div></div></div></foreignObject><text x="50" y="74" fill="#000000" font-family="Verdana" font-size="12px" text-anchor="middle">Server1</text></switch></g><path d="M 860 0 L 946 0 L 960 14 L 960 35 L 860 35 L 860 0 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><path d="M 946 0 L 946 14 L 960 14" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-start; justify-content: unsafe flex-start; width: 98px; height: 1px; padding-top: 1px; margin-left: 862px;"><div style="box-sizing: border-box; font-size: 0; text-align: left; "><div style="display: inline-block; font-size: 12px; font-family: Verdana; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Note</div></div></div></foreignObject><text x="862" y="13" fill="#000000" font-family="Verdana" font-size="12px">Note</text></switch></g><path d="M 50 130 L 181.38 130" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 188.38 130 L 181.38 133.5 L 181.38 126.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 127px; margin-left: 120px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">REGISTER(udp+tcp)</div></div></div></foreignObject><text x="120" y="127" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">REGISTER(udp+tc...</text></switch></g><path d="M 186 170 L 183 170 Q 180 170 170 170 L 57.62 170" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="190" cy="170" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 50.62 170 L 57.62 166.5 L 57.62 173.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 167px; margin-left: 120px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">LIST REQ</div></div></div></foreignObject><text x="120" y="167" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">LIST REQ</text></switch></g><path d="M 54 210 L 181.38 210" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="50" cy="210" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 188.38 210 L 181.38 213.5 L 181.38 206.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 207px; margin-left: 130px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">LIST RESP(file1, file2)</div></div></div></foreignObject><text x="130" y="207" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">LIST RESP(f...</text></switch></g><path d="M 193.5 400 L 240 400 Q 250 400 260 400 L 341.38 400" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="189.5" cy="400" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 348.38 400 L 341.38 403.5 L 341.38 396.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 397px; margin-left: 270px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">DISCOVER RESP(server1-udp-tcp, server2-udp-tcp, server3-udp-tcp)</div></div></div></foreignObject><text x="270" y="397" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">DISCOVER RE...</text></switch></g><rect x="450" y="50" width="100" height="40" rx="6" ry="6" fill="#ffffff" stroke="#000000" pointer-events="all"/><path d="M 500 90 L 500 630" fill="none" stroke="#000000" stroke-miterlimit="10" stroke-dasharray="3 3" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 98px; height: 1px; padding-top: 70px; margin-left: 451px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Verdana; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Server2</div></div></div></foreignObject><text x="500" y="74" fill="#000000" font-family="Verdana" font-size="12px" text-anchor="middle">Server2</text></switch></g><path d="M 496 130 L 197.62 130" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="500" cy="130" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 190.62 130 L 197.62 126.5 L 197.62 133.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 127px; margin-left: 345px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">REGISTER(udp+tcp)</div></div></div></foreignObject><text x="345" y="127" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">REGISTER(ud...</text></switch></g><path d="M 194 230 L 491.38 230" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="190" cy="230" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 498.38 230 L 491.38 233.5 L 491.38 226.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 227px; margin-left: 345px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">LIST REQ</div></div></div></foreignObject><text x="345" y="227" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">LIST REQ</text></switch></g><path d="M 345.5 340 L 330 340 Q 320 340 310 340 L 280 340 Q 270 340 260 340 L 197.62 340" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="349.5" cy="340" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 190.62 340 L 197.62 336.5 L 197.62 343.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 337px; margin-left: 270px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; "><div>DISCOVER REQ()</div></div></div></div></foreignObject><text x="270" y="337" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">DISCOVER RE...</text></switch></g><path d="M 495.5 290 L 470 290 Q 460 290 450 290 L 340 290 Q 330 290 320 290 L 197.62 290" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="499.5" cy="290" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 190.62 290 L 197.62 286.5 L 197.62 293.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 287px; margin-left: 345px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">LIST RESP(file2, file3)</div></div></div></foreignObject><text x="345" y="287" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">LIST RESP(f...</text></switch></g><path d="M 336 460 L 57.62 460" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="340" cy="460" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 50.62 460 L 57.62 456.5 L 57.62 463.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 457px; margin-left: 200px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">LIST REQ</div></div></div></foreignObject><text x="200" y="457" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">LIST REQ</text></switch></g><rect x="570" y="50" width="100" height="40" rx="6" ry="6" fill="#ffffff" stroke="#000000" pointer-events="all"/><path d="M 620 90 L 620 630" fill="none" stroke="#000000" stroke-miterlimit="10" stroke-dasharray="3 3" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 98px; height: 1px; padding-top: 70px; margin-left: 571px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Verdana; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Server3</div></div></div></foreignObject><text x="620" y="74" fill="#000000" font-family="Verdana" font-size="12px" text-anchor="middle">Server3</text></switch></g><path d="M 615.5 160 L 550 160 Q 540 160 530 160 L 197.62 160" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="619.5" cy="160" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 190.62 160 L 197.62 156.5 L 197.62 163.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 157px; margin-left: 405px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">REGISTER(udp+tcp)</div></div></div></foreignObject><text x="405" y="157" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">REGISTER(ud...</text></switch></g><path d="M 194 190 L 611.38 190" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="190" cy="190" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 618.38 190 L 611.38 193.5 L 611.38 186.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 187px; margin-left: 405px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">LIST REQ</div></div></div></foreignObject><text x="405" y="187" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">LIST REQ</text></switch></g><path d="M 615.5 310 L 440 310 Q 430 310 420 310 L 290 310 Q 280 310 270 310 L 197.62 310" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="619.5" cy="310" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 190.62 310 L 197.62 306.5 L 197.62 313.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 307px; margin-left: 405px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">LIST RESP(file1, file3)</div></div></div></foreignObject><text x="405" y="307" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">LIST RESP(f...</text></switch></g><path d="M 53.5 550 L 100 550 Q 110 550 120 550 L 160 550 Q 170 550 180 550 L 341.38 550" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="49.5" cy="550" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 348.38 550 L 341.38 553.5 L 341.38 546.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 537px; margin-left: 201px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">LIST RESP(file2, file2)</div></div></div></foreignObject><text x="201" y="537" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">LIST RESP(f...</text></switch></g><path d="M 345.5 590 L 230 590 Q 220 590 210 590 L 197.62 590" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="349.5" cy="590" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 190.62 590 L 197.62 586.5 L 197.62 593.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 587px; margin-left: 270px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">DISCOVER REQ(fichier2)</div></div></div></foreignObject><text x="270" y="587" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">DISCOVER RE...</text></switch></g><path d="M 70 650 L 676 650 L 690 664 L 690 720 L 70 720 L 70 650 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><path d="M 676 650 L 676 664 L 690 664" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-start; justify-content: unsafe flex-start; width: 618px; height: 1px; padding-top: 651px; margin-left: 72px;"><div style="box-sizing: border-box; font-size: 0; text-align: left; "><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Now the client knows server1 and server3 have file1: download can begin.</div></div></div></foreignObject><text x="72" y="663" fill="#000000" font-family="Helvetica" font-size="12px">Now the client knows server1 and server3 have file1: download can begin.</text></switch></g><path d="M 193.5 630 L 330 630 Q 340 630 340.69 630 L 341.38 630" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><ellipse cx="189.5" cy="630" rx="4" ry="4" fill="#000000" stroke="#000000" pointer-events="all"/><path d="M 348.38 630 L 341.38 633.5 L 341.38 626.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe flex-end; justify-content: unsafe center; width: 1px; height: 1px; padding-top: 627px; margin-left: 270px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 11px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; background-color: #ffffff; white-space: nowrap; ">DISCOVER RESP(server1-udp-tcp, server3-udp-tcp)</div></div></div></foreignObject><text x="270" y="627" fill="#000000" font-family="Helvetica" font-size="11px" text-anchor="middle">DISCOVER RE...</text></switch></g></g><switch><g requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"/><a transform="translate(0,-5)" xlink:href="https://desk.draw.io/support/solutions/articles/16000042487" target="_blank"><text text-anchor="middle" font-size="10px" x="50%" y="100%">Viewer does not support full SVG 1.1</text></a></switch></svg>
\ No newline at end of file