D-Link DES-3528 Product Manual - Page 316

xStack® DES-3528/DES-3552 Series Layer 2 Stackable Fast Ethernet Managed Switch Web UI Reference Guide Figure 10-18 DULD Settings window The fields that can be configured are described below: Parameter Description Unit Select the unit to configure. From Port / To Port Select a range of ports to be configured. Admin State Use the drop-down menu to enable or disable the unidirectional link detection status of the ports. Mode Specify the unidirectional OAM operation mode of the ports. Shutdown - If unidirectional link is detected, disable the port and log the event. Normal - Only log unidirectional link event when unidirectional link is detected. Discovery Time Enter the neighbor discovery time of the ports. If the discovery time ends, the unidirectional link detection starts. The default discovery time is 5 seconds. Click the Apply button to implement changes made. Cable Diagnostics The cable diagnostics feature is designed primarily for administrators or customer service representatives to verify and test copper cables; it can rapidly determine the quality of the cables and the types of error. To view this window, click OAM > Cable Diagnostics, as shown below: 307