<p>DNS-based failover (SRV) doesn't work on locally generated requests, including B2BUA topology hiding and REGISTER attempts from uac_registrant.  </p>

<p>To my untrained eyes it looks like this happens because there is no proxy structure associated with locally generated requests (via t_uac).</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">&mdash;<br>Reply to this email directly or <a href='https://github.com/OpenSIPS/opensips/issues/140'>view it on GitHub</a>.<img src='https://github.com/notifications/beacon/cHRwG-eeZpfKR_UBFXzvRIV3B1PYPSquj2Ania43s6zewCRNVr_Nu4apZpAcBHVp.gif' height='1' width='1'></p>