D-Link DGS-3630 User Manual 1 - Page 203

DGS-3630 Series Layer 3 Stackable Managed Switch Web UI Reference Guide The fields that can be configured are described below: Parameter Unit Primary Port Unit Backup Port Description Select the Switch unit of the primary port here. Select the primary port here. Select the Switch unit of the backup port here. Select the backup port here. Click the Apply button to accept the changes made. Click the Delete button to remove the specific entry. NOTE: Flex Link and STP, ERPS and LBD are mutually exclusive. L2 Protocol Tunnel This window is used to display and configure the Layer 2 protocol tunnel settings. To view the following window, click L2 Features > L2 Protocol Tunnel, as shown below: Figure 5-70 L2 Protocol Tunnel (L2 Protocol Tunnel Global Setting) Window The fields that can be configured are described below: Parameter CoS for Encapsulated Packets Drop Threshold Description Select the CoS value for encapsulated packets here. This value is between 0 and 7. Select the Default option to use the default value. Enter the drop threshold value here. This value must be between 100 and 20000. By default, this value is 0. The tunneling of the Layer 2 protocol packets will consume CPU processing power in encapsulating, decapsulating, and forwarding of the packet. Use this option to restrict the CPU processing bandwidth consumed by specifying a threshold on the number of all Layer 2 protocol packets that can be processed by the system. When the maximum number of packets is exceeded, the excessive protocol packets are dropped. Select the Default option to use the default value. 191