i followed the instructions
How Do You Check What QoS Priorities Were Applied
The DDWRT web UI doesn't display any live traffic. Short of doing a practical test, you can get your hands dirty by checking the conntrack entries via telnet or ssh access in the router. When you're logged in run:
iptables -t mangle -vnL
Then scroll down to the Chain SVQOS_SVCS section.
With the above iptables mangle command you can see the inbound/outbound chains, entered IPs/MACs/services & whats being matched where.
It will list out all currently open connection and protocol that is currently being routed by the router. This is what it would look like: