D-Link DGS-3120-24TC Product Manual - Page 130

xStack® DGS-3120 Series Managed Switch Web UI Reference Guide Admin West Port Specifies the port as the west ring port and also specifies the virtual port channel used. Operational West Port Here the operational west port value will be displayed. Admin East Port Specifies the port as the east ring port and also specifies the virtual port channel used. Operational East Port Here the operational east port value will be displayed. Admin RPL Port Specifies the RPL port used. Options to choose from are West Port, East Port, and None. Operational RPL Port Here the operational RPL port value will be displayed. Admin RPL Owner Specifies to enable or disable the RPL owner node. Operational RPL Owner Here the operational RPL owner value will be displayed. Protected VLAN(s) Specifies to add or delete the protected VLAN group. Ring MEL Specifies the ring MEL of the R-APS function. The default ring MEL is 1. Holdoff Time Specifies the hold-off time of the R-APS function. The default hold-off time is 0 milliseconds. Guard Time Specifies the guard time of the R-APS function. The default guard time is 500 milliseconds. WTR Time Specifies the WTR time of the R-APS function. Revertive Specifies the state of the R-APS revertive option. Current Ring State Here the current Ring state will be displayed. Click the Apply button to accept the changes made. Click the