<p>Probably you can try with subst_body():</p>
<ul>
<li><a href="https://www.kamailio.org/docs/modules/stable/modules/textops.html#textops.f.subst_body" rel="nofollow">https://www.kamailio.org/docs/modules/stable/modules/textops.html#textops.f.subst_body</a></li>
</ul>
<p>Let's discuss further on sr-users if you need more help in updating the sdp body.</p>

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