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 GS728TS, GS728TPS, GS752TS, and GS752TPS Gigabit Smart Switches
To configure a DiffServ class:
1.  To create a new class, enter a class name, select the class type, and click Add. 
The switch supports only the Class Type value All, which means all the various match 
criteria defined for the class should be satisfied for a packet match. All signifies the logical 
AND of all the match criteria.
2.  To rename an existing class, select the check box next to the configured class, update the 
name, and click Apply.
3.  To remove a class, click the check box beside the Class Name, then click Delete.
4.  Click Refresh to refresh the page with the most current data from the switch.
5.  Click Cancel to cancel the configuration on the screen and reset the data on the screen to 
the latest value of the switch. After creating a Class, click the class link to the Class page. 
To configure the class match criteria: 
1.  Click the class name for an existing class.
The class name is a hyperlink. The following figure shows the configuration fields for the 
class.
2.  Define the criteria to associate with a DiffServ class:
•     Match Every. This adds to the specified class definition a match condition whereby all 
packets are considered to belong to the class. If you select this field, no other fields 
are configurable.
•     Reference Class. Selects a class to start referencing for criteria. A specified class 
can reference at most one other class of the same type.