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diff --git a/doc/guides/sample_app_ug/img/l2_fwd_encrypt_flow.svg b/doc/guides/sample_app_ug/img/l2_fwd_encrypt_flow.svg
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+		<title>Page-1</title>
+		<g id="shape101-1" transform="translate(3.73674,-5.34781)">
+			<title>Circle.53</title>
+			<desc>RX P0 Q0</desc>
+			<g id="shadow101-2" transform="matrix(1,0,0,1,0.345598,1.97279)" class="st1">
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+			<path d="M0 144.75 A26.6643 26.6643 0 0 1 53.33 144.75 A26.6643 26.6643 0 1 1 0 144.75 Z" class="st3"/>
+			<text x="21.35" y="141.75" class="st4">RX <tspan x="14.52" dy="1.2em" class="st5">P</tspan>0 Q0</text>		</g>
+		<g id="shape102-8" transform="translate(101.797,-5.34781)">
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+			<desc>RX</desc>
+			<g id="shadow102-9" transform="matrix(1,0,0,1,0.345598,1.97279)" class="st1">
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+		<g id="shape103-14" transform="translate(395.977,-5.34781)">
+			<title>Circle.57</title>
+			<desc>CRYPTO DEQ</desc>
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+		<g id="shape104-21" transform="translate(297.917,-5.34781)">
+			<title>Circle.58</title>
+			<desc>CRYPTO ENQ</desc>
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+			<title>Circle.73</title>
+			<desc>TX P0 Q0</desc>
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+		<g id="shape106-35" transform="translate(494.037,-5.34781)">
+			<title>Circle.74</title>
+			<desc>MAC</desc>
+			<g id="shadow106-36" transform="matrix(1,0,0,1,0.345598,1.97279)" class="st1">
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+			<desc>PAD</desc>
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+		<g id="shape111-64" transform="translate(253.186,-24.9255)">
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+		<g id="shape112-69" transform="translate(351.246,-24.9255)">
+			<title>Dynamic connector.67</title>
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+		<g id="shape113-74" transform="translate(449.306,-24.9255)">
+			<title>Dynamic connector.68</title>
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+		<g id="shape114-79" transform="translate(547.366,-24.9255)">
+			<title>Dynamic connector.69</title>
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+		<g id="shape115-84" transform="translate(645.426,-24.9255)">
+			<title>Dynamic connector.70</title>
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+		<g id="shape116-89" transform="translate(174.599,68.9848) rotate(90)">
+			<title>Left Brace</title>
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+				<path d="M28.35 171.41 A24.4921 16.4101 0 0 1 14.17 167.43 L14.17 95.44 L0 95.44 L14.17 95.44 L14.17 23.46 A24.4921
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+		<g id="shape117-97" transform="translate(371.271,68.9848) rotate(90)">
+			<title>Left Brace.74</title>
+			<g id="shadow117-98" transform="matrix(1,0,0,1,1.97279,-0.345598)" class="st1">
+				<path d="M28.35 171.41 A23.1398 15.504 0 0 1 14.17 163.51 L14.17 95.44 L0 95.44 L14.17 95.44 L14.17 27.38 A23.1398
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+		<g id="shape118-105" transform="translate(212.048,-117.835)">
+			<title>Sheet.118</title>
+			<desc>Stage 2: Pad packets and enqueue crypto operations</desc>
+			<rect x="0" y="118.085" width="127.559" height="53.3286" class="st13"/>
+			<text x="13.85" y="133.95" class="st14">Stage 2: Pad packets <tspan x="14.65" dy="1.2em" class="st5">and enqueue crypto </tspan><tspan
+						x="37.46" dy="1.2em" class="st5">operations</tspan></text>		</g>
+		<g id="shape119-110" transform="translate(15.3756,-117.835)">
+			<title>Sheet.119</title>
+			<desc>Stage 1: Read packets from port</desc>
+			<rect x="0" y="118.085" width="127.559" height="53.3286" class="st13"/>
+			<text x="10.71" y="141.15" class="st14">Stage 1: Read packets <tspan x="40.13" dy="1.2em" class="st5">from port</tspan></text>		</g>
+		<g id="shape120-114" transform="translate(567.943,68.9848) rotate(90)">
+			<title>Left Brace.78</title>
+			<g id="shadow120-115" transform="matrix(1,0,0,1,1.97279,-0.345598)" class="st1">
+				<path d="M28.35 171.41 A37.9502 8.92454 0 0 1 14.17 166.08 L14.17 144.75 L0 144.75 L14.17 144.75 L14.17 123.42 A37.9502
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+		<g id="shape121-122" transform="translate(371.106,-117.835)">
+			<title>Sheet.121</title>
+			<desc>Stage 3: Dequeue processed crypto operations</desc>
+			<rect x="0" y="118.085" width="99.248" height="53.3286" class="st13"/>
+			<text x="6.71" y="133.95" class="st14">Stage 3: Dequeue <tspan x="7.83" dy="1.2em" class="st5">processed crypto </tspan><tspan
+						x="23.31" dy="1.2em" class="st5">operations</tspan></text>		</g>
+		<g id="shape122-127" transform="translate(666.003,71.9952) rotate(90)">
+			<title>Left Brace.80</title>
+			<g id="shadow122-128" transform="matrix(1,0,0,1,1.97279,-0.345598)" class="st1">
+				<path d="M28.35 171.41 A22.2255 24.1253 0 0 1 14.17 161.02 L14.17 48.34 L0 48.34 L14.17 48.34 L14.17 -64.35 A22.2255
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+		<g id="shape123-135" transform="translate(553.887,-111.814)">
+			<title>Sheet.123</title>
+			<desc>Stage 4: Modify Packet MAC header and transmit</desc>
+			<rect x="0" y="118.085" width="127.559" height="53.3286" class="st13"/>
+			<text x="8.01" y="133.95" class="st14">Stage 4: Modify Packet <tspan x="22.85" dy="1.2em" class="st5">MAC header and </tspan><tspan
+						x="43.12" dy="1.2em" class="st5">transmit </tspan></text>		</g>
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