Acer ALH-508d User Manual page 5

1.1.2 Apply the ALH-508d to upgrade your Ethernet network
You can use the uplink port of the Ethernet hub to uplink to normal port of
ALH-508d to upgrade some key network user from 10Mbps to 100Mbps by
connect to ALH-508d and leave the others connect to the Ethernet hub
segment.
Figure 1.1.2 Application to upgrade your network
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