D-Link DMS-3130 User Manual - Page 224

DMS-3130 Series Multi-Gigabit L3 Stackable Managed Switch Web UI Reference Guide Figure 6-18 Null Interface Window The fields that can be configured are described below: Parameter Interface Null Description Description Enter the Null interface ID here. This value can only be 0. After clicking the Edit button, enter the description for the Null interface here. This string can be up to 64 characters long. Click the Apply button to accept the changes made. Click the Edit button to modify the description for the Null interface. UDP Helper IP Forward Protocol This window is used to display and configure the IP forward protocol settings. This feature is used to enable the forwarding of a specific UDP service type of packets. To view the following window, click L3 Features > UDP Helper > IP Forward Protocol, as shown below: Figure 6-19 IP Forward Protocol Window 213