{
fields.remove(SipHeaders.ROUTE_BUFFER);
for (String route: _routeSet)
{
fields.addString(SipHeaders.ROUTE_BUFFER, route);
}
}
fields.setString(SipHeaders.CALL_ID_BUFFER, _callId);
fields.setString(SipHeaders.CSEQ_BUFFER, cseq + " " + request.getMethod());
fields.setString(SipHeaders.MAX_FORWARDS_BUFFER, "70");