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Class of Service (CoS) is a way of managing traffic in a network by grouping similar types of traffic for example: streaming video,voice,etc… and treating each type as a class with its own level of service priority.

Step 1: Open a web browser such as Internet Explorer or Netscape, and enter the IP address of the switch (Ex:192.168.20.223). Press Enter.

Step 2 Enter your username (admin) and your password (blank by default). Click Ok to access the Web Configuration.

Step 3: Click on the plus sign (+) next to QOS, then the plus sign (+) next to Class of Service. Select Interface Queue Configuration.

Step 4: Configure the following:

• Slot/Port – Specifies all CoS configurable interfaces. The option Global represents the most recent global configuration settings.
  These may be overridden on a per-interface basis.
• Queue ID – Specifies the queue ID.
• Minimum Bandwidth – Specifies the minimum guaranteed bandwidth alloted to this queue. The value 0 means no guaranteed minimum.
  The total of individual minimum bandwidth values for all queues in the selected interface cannot exceed 100.
• Scheduler Type – Specifies the type of scheduling used for this queue, it can only be either Strict or Weighted.
• Queue Management Type – This is only used if the device supports independent settings per-queue, the default setting is Taildrop

  Step 5: Click Submit.

Tags: Class of Service, CoS, DES-3226L, switch

Step 1 Open a web browser, such as Internet Explorer or Netscape, and enter the IP address of the switch (Ex:192.168.20.223). Press Enter.

Step 2 Click on the plus sign (+) next to QOS, then click on the plus sign (+) next to Class of Service, select Mapping Table Configuration.

Step 3 The Slot/Port drop down option specifies all CoS configurable interfaces. The Global setting represents the global configuration settings.
These may be overridden on a per interface basis.

Step 4 Select the Interface Trust Mode from the dropdown menu.

Step 5 Select the Traffic Class Level, click Submit.

Tags: DES-3226L, switch

Note: This FAQ only applies to the D-Link DES-3226L Revision B.You can reset the unit to factory defaults using the following method:

Facing the front of the switch, the Reset pin hole will be to the very right.

Using a paperclip, press and hold the Reset button for 10 seconds.

The D-Link DES-3226L should now be at factory defaults.

Tags: DES-3226L, factory defaults, reset