Fixed UT (avoid collisions with default SystemAddress).
Fixed UT (avoid collisions with default SystemAddress).

nilei/otrs,thorsteneckel/otrs,MBRG/otrs,s7design/otrs,crythias/otrs,nilei/otrs,crythias/otrs,MBRG/otrs,xhoy/otrs,thorsteneckel/otrs,s7design/otrs,MBRG/otrs,thorsteneckel/otrs,xhoy/otrs,xhoy/otrs,nilei/otrs,s7design/otrs,crythias/otrs,rudy500/otrs,rudy500/otrs,xhoy/otrs,thorsteneckel/otrs,mburggraf/otrs,nilei/otrs,rudy500/otrs,rudy500/otrs,xhoy/otrs,s7design/otrs,mburggraf/otrs,MBRG/otrs,crythias/otrs,crythias/otrs,s7design/otrs,nilei/otrs,mburggraf/otrs,MBRG/otrs,rudy500/otrs,thorsteneckel/otrs,mburggraf/otrs,mburggraf/otrs