User Manual

Configure Quality of Service
249
M4100 Series Managed Switch
7. Select QoS  DiffServ  Advanced  Class Configuration.
8. Click the class name for an existing class.
The class configuration fields display.
9. Class Name. Displays the name for the configured Dif
fServ class.
10. Class T
ype. Displays the DiffServ class type.
Options: All
You can select a class type only when you are creating a new class. After you create the
class, this becomes a nonconfigurable field displaying the class type that you selected.
11. Define the criteria to associate with a Dif
fServ class:
• Match Every.
This adds to the specified class definition a match condition whereby all
packets are considered to belong to the class.
• Reference Class.
This lists the class(es) that can be assigned as reference class(es)
to the current class.
• Class of Service.
This lists all the values for the class of service match criterion in the
range 0 to 7 from which one can be selected.
• VLAN.
This is a value in the range of 0 – 4095.
• Ethernet T
ype. This lists the keywords for the Ethertype from which one can be
selected.
• Source MAC
Address. This is the source MAC address specified as six 2-digit
hexadecimal numbers separated by colons.
• Source MAC Mask.
This is a bit mask in the same format as MAC address indicating
which parts of the source MAC address to use for matching against packet content.