code: public boolean hasNext()
     {
        if (tc.isEntryEnabled()) SibTr.entry(this, tc, "hasNext");
        if (tc.isEntryEnabled()) SibTr.exit(this, tc, "hasNext", ""+transmissionsRemaining);
        return transmissionsRemaining;
     }
docs: Returns true if this iterator contains more transmission data objects.
  @return Returns true if this iterator contains more transmission data objects.