Generate DSCP marked pings
Today it was useful to confirm a switch was passing DSCP marked packets as expected and handling 'ef' marked packets. To do this on a cisco switch we can use the extended ping
QoS
A collection of 3 posts
QoS fields
The QoS fields used by the network device depend on the capabilities of the device and the QoS deployments of the network. Below is a little info about a few of these fields.
IP Precedence DSCP and CoS relationships
As part of studying the 642-642 QoS exam course is seems quite important to understand the relationship between the various ways of marking traffic. Below are some notes I've made so far about