# Intro

For this exercise, the blocking response from the receiver has a positive sign as shown in Figure 101. Detailed information on the calculation of the iRSS<sub data-renderer-mark="true">blocking</sub> can be found in section A5.2 of ANNEX 5:.

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</div><div data-alt="" data-collection="contentId-512138" data-context-id="512138" data-file-mime-type="" data-file-name="file" data-file-size="1" data-height="452" data-id="ebe8e239-416e-4fd6-be51-7c2889800e8c" data-node-type="media" data-renderer-start-pos="209" data-type="file" data-width="1215"><div class="_2rko18qm _vchhusvi _kqswh2mm _ect4ttxp _p12f1osq _c71l1osq _1bsb1qmm _4t3ine4n _1hlmd0i9 _1rquusvi _eg541i5c _mts3kb7n _1ntskb7n _yfmhtlke _5sb1v00u new-file-experience-wrapper" data-media-vc-wrapper="true" data-testid="media-card-view"><div class="_1reo15vq _18m915vq _2rko18qm _1e0c1txw _kqswh2mm _p12f1osq _1bsb1osq _4t3i1osq _c71l1osq media-file-card-view" data-cursor="pointer" data-test-media-name="101.png" data-test-progress="1" data-test-source="remote" data-test-status="complete" data-testid="media-file-card-view"><div class="_kqswstnw _1bsb1osq _4t3i1osq _1e0c1txw _2lx21bp4 _1bah1h6o _4cvr1h6o" data-testid="ImageRendererWrapper">![](blob:https://ecowiki.atlassian.net/ad7cee53-6e83-46a5-ba8f-abc28ac29329#media-blob-url=true&id=ebe8e239-416e-4fd6-be51-7c2889800e8c&collection=contentId-512138&contextId=512138&width=1215&height=452&alt=&clientId=113268fe-fe5b-4bc3-8ff3-07965dbf1d18)</div></div></div></div></div></div>[![image.png](https://wiki.cept.org/uploads/images/gallery/2026-04/scaled-1680-/hvGEXeVhnLlYE5yE-image.png)](https://wiki.cept.org/uploads/images/gallery/2026-04/hvGEXeVhnLlYE5yE-image.png)

<div class="fabric-editor-block-mark fabric-editor-alignment align-center" data-align="center" id="bkmrk-figure-101%3A-definiti">**Figure 101: Definition of the receiver blocking response**</div>