Catalyst Switch 3560-3750 QoS

Qos Flowing mechanism#  Classification    >>>   Policing/Marking >>>  InputQ Mapping/Input queuing >>> Ingress scheduling > Stack Ring > OutputQ mapping/Output queuing > Egress Scheduling Here the example commented with some lines omitted. Please bear in mind, that these examples don’t cover all the possibilities.  !— Policing/Markingmls qos map policed-dscp  46 to 0 !—  how traffic is marked if it is policedmls qos map cos-dscp 0 8 16 26 32 46 48 56 !—  map cos values…

MLS QOS has been one of the greatest fear for my CCIE RS exam. I’ve read it several times, labbed it more than 3 times, but still I just cannot understand it. Then I decided to write my own notes to teach myself and hopefully any of you mere mortals like me. I’ll start with this Classification and Marking and let see how deep the rabbit hole goes for the next few parts. Enjoy! Classification…