D-Link DMS-3130 User Manual - Page 176

DMS-3130 Series Multi-Gigabit L3 Stackable Managed Switch Web UI Reference Guide After selecting the L2 Protocol Tunnel Port Settings tab option, at the top of the page, the following page will be available. Figure 5-63 L2 Protocol Tunnel (L2 Protocol Tunnel Port Setting) Window The fields that can be configured are described below: Parameter Unit From Port - To Port Action Type Tunneled Protocol Protocol MAC Threshold Description Select the Switch unit that will be used for this configuration here. This option is only available when stacking is enabled. Select the range of ports that will be used for this configuration here. Select Add to add a new entry based in the information entered. Select Delete to delete an entry based in the information entered. Select the type option here. Options to choose from are None, Shutdown, and Drop. Select the tunneled protocol option here. Options to choose from are GVRP, STP, Protocol MAC, and All. After selecting the Protocol MAC option as the Tunneled Protocol, the following option will be available. Select the protocol MAC option here. Options to choose from are 01-00-0C-CC-CC-CC and 01-00-0C-CC-CC-CD. After selecting the Shutdown or Drop option in the Type field and Add in the Action field, the following parameter will be available. Enter the threshold value here. This value must be between 1 and 4096. Click the Apply button to accept the changes made. Click the Clear All button to clear all the counter information. Click the Clear button to clear all the counter information of the specific entry. L2 Multicast Control IGMP Snooping Internet Group Management Protocol (IGMP) snooping allows the Switch to recognize IGMP queries and reports sent between network stations or devices and an IGMP host. IGMP Snooping Settings In order to use IGMP Snooping it must first be enabled for the entire Switch under IGMP Global Settings at the top of the window. You may then fine-tune the settings for each VLAN by clicking the corresponding Edit button. When enabled for IGMP snooping, the Switch can open or close a port to a specific multicast group member based on IGMP 165