User Manual

S350 Series 8-Port Gigabit Ethernet Smart Switch Models GS308T and GS310TP
Configure Quality of Service User Manual185
The switch supports only the class type value All, which means that all the various match
criteria defined for the class are satisfied for a packet match. All signifies the logical AND
statement of all the match criteria. For any class that you add, the class type is All.
7. Click the Add button.
The new class is added.
8. After creating the class, click the class name.
The class name is a hyperlink to the page on which you can define the class
configuration.
9. Define the criteria that must be associated the DiffServ class by selecting one of the
following radio buttons:
• Match Every. Select this radio button to add a match condition that considers all
packets to belong to the class.
The only selection from the Match Every
menu is Any.
• Reference Class. Select this radio button to reference another class for criteria. The
match criteria defined in the reference class function as match criteria in addition to
the match criteria that you define for the selected class.
After you select the radio
button, the classes that can be referenced are displayed. Select the class to
reference. A class can reference only one other class of the same type.
• Class of Service. Select this radio button to require the Class of Service (CoS) value
in an Ethernet frame header to match the specified CoS value.
This option lists all the