You might get away with auto qos for example or you may need to be more specific in your queueing methodology. If you are using auto qos then queue 1 is the priority queue. There are 4 egress queues, not 8. There are 8 CoS classes of which 5 would map by default to ef (DSCP 46).
See below link for 2960-X qos config guide for IOS 15.0 which will help hopefully
[toc:faq]The ProblemOn traditional switches whenever we have a trunk
interface we use the VLAN tag to demultiplex the VLANs. The switch needs
to determine which MAC Address table to look in for a forwarding
decision. To do this we require the switch to do...
[toc:faq]Introduction:Netdr is a tool available on a RSP720, Sup720 or
Sup32 that allows one to capture packets on the RP or SP inband. The
netdr command can be used to capture both Tx and Rx packets in the
software switching path. This is not a substitut...
IntroductionOSPF, being a link-state protocol, allows for every router
in the network to know of every link and OSPF speaker in the entire
network. From this picture each router independently runs the Shortest
Path First (SPF) algorithm to determine the b...