altq on ppp0 cbq bandwidth 100Kb tbrsize 1500 queue { std ssh }
altq on gif3 cbq bandwidth 10Mb tbrsize 5120 queue { blah ssh }
queue std bandwidth 10% cbq( borrow default ) 
queue ssh bandwidth 30% cbq( borrow ) { ssh2 }
queue ssh2 bandwidth 80% 
queue blah cbq( default )