<p>according this code <a href="https://github.com/kamailio/kamailio/blob/master/src/modules/rr/loose.c#L607-L625">here</a> and <a href="https://github.com/kamailio/kamailio/blob/master/src/modules/rr/loose.c#L798-L818">here</a> second <code>Route</code> is removed if second present in same header.<br>
But second <code>Route</code> may be present in other header as in example. And second <code>Route</code> of same kamailio host is not removed</p>

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