D-Link DGS-3620-52T-SI Product Manual - Page 142
R-APS Ring - Automatic Protection Switching, L2 Features > ERPS Settings
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xStack® DGS-3620 Series Managed Switch Web UI Reference Guide One link within a ring will be blocked to avoid Loop (RPL, Ring Protection Link). When the failure happens, protection switching blocks the failed link and unblocks the RPL. When the failure clears, protection switching blocks the RPL again and unblocks the link on which the failure is cleared. G.8032 Terms and Concepts RPL (Ring Protection Link) - Link designated by mechanism that is blocked during Idle state to prevent loop on Bridged ring RPL Owner - Node connected to RPL that blocks traffic on RPL during Idle state and unblocks during Protected state R-APS (Ring - Automatic Protection Switching) - Protocol messages defined in Y.1731 and G.8032 used to coordinate the protection actions over the ring through RAPS VLAN (R-APS Channel). RAPS VLAN (R-APS Channel) - A separate ring-wide VLAN for transmission of R-APS messages Protected VLAN - The service traffic VLANs for transmission of normal network traffic This page is used to enable the ERPS function on the switch. NOTE: STP and LBD should be disabled on the ring ports before enabling ERPS. The ERPS cannot be enabled before the R-APS VLAN is created, and ring ports, RPL port, RPL owner, are configured. To view the following window, click L2 Features > ERPS Settings, as show below: Figure 4-99 ERPS Settings Window The fields that can be configured are described below: Parameter Description ERPS State Here the user can enable or disable the ERPS State. ERPS Log Here the user can enable or disable the ERPS Log. ERPS Trap Here the user can enable or disable the ERPS Trap. R-APS VLAN (1-4094) Specifies the VLAN which will be the R-APS VLAN. Click the Apply button to accept the changes made. Click the Find button to find a specific entry based on the information entered. Click the View All button to view all the entries configured. Click the Delete button to remove the specific entry. Click the Detail Information link to view detailed information of the R-APS entry. Click the Sub-Ring Information link to view the Sub-Ring information of the R-APS entry. After clicking the Detail Information link, the following window will appear: 132