Hello,<div><br></div><div>I have:</div><div><br></div><div># Kamailio (OpenSER) SIP Server v3.3 </div><div># Kamailio (OpenSER) SIP Server v3.0</div><div><br></div><div>Defining pv in this format<span style="background-color:rgb(255,255,255);color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"> works well:</span></div>

<div><span style="background-color:rgb(255,255,255);color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px;background-color:rgb(255,255,255)">$fs = $(keepalive.socket($du));</span></div>

<div><span style="background-color:rgb(255,255,255);color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="background-color:rgb(255,255,255);color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px">Thanks a lot !!</span></div>

<div><span style="background-color:rgb(255,255,255);color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="background-color:rgb(255,255,255);color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"><br>

</span></div><div><span style="background-color:rgb(255,255,255);color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px">Vito</span></div>