phone----switch--router
1. setup auto-qos on switch which u did
2. assuming you have srst sites, setup outbound qos depending on your wan link
3. on switch ports connect to routers, do not setup autoqos, and depending on your switch, you set up the qos. For instance on L3 switch port to the router:
mls qos
mls qos trust dscp
check out the qos srnd at
www.cisco.com/go/srnd