PLANET WGSW-48040HP - Manual (Page 88)

User’s Manual of WGSW-48040HP
mode. For ports that are not EEE-capable the corresponding EEE checkboxes are grayed out and thus impossible to enable
EEE for. The EEE port settings relate to the currently selected stack unit, as reflected by the page header.
When a port is powered down for saving power, outgoing traffic is stored in a buffer until the port is powered up again. Because
there are some overhead in turning the port down and up, more power can be saved if the traffic can be buffered up until a large
burst of traffic can be transmitted. Buffering traffic will give some latency in the traffic
Figure 4-4-5: Port Power Saving Configuration for Switch Page Screenshot
The Page includes the following fields:
Object Description
 Port The switch port number of the logical port.
 ActiPHY Link down power savings enabled.
ActiPHY works by lowering the power for a port when there is no link. The port is
power up for short moment in order to determine if cable is inserted
 PerfectReach Cable length power savings enabled.
PerfectReach works by determining the cable length and lowering the power for
ports with short cables
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