D-Link DGS-3000 Series Reference Manual page 26

To configure switch ports:
1. Choose the port or sequential range of ports using the From Port and To Port drop-down menus.
2. Use the remaining drop-down menus to configure the parameters described below:
The fields that can be configured are described below:
Parameter
From Port / To Port
State
Speed/Duplex
Flow Control
Address Learning
MDIX
Medium Type
DGS-3000 Series Gigabit Ethernet Switch Web UI Reference Guide
Figure 2-10 Port Settings window
Description
Select the appropriate port range used for the configuration here.
Toggle the State field to either enable or disable a given port or group of ports.
Select the speed and full-duplex/half-duplex state of the port. When Copper is selected in
Medium Type, the available options are Auto, 10M Half, 10M Full, 100M Half, 100M Full,
1000M Full_Master, and 1000M Full_Slave. When Fiber is selected in Medium Type, the
available options are Auto, 100M Full, 1000M Full, and 10G Full.
Displays the flow control scheme used for the various port configurations. Ports configured
for full-duplex use 802.3x flow control, half-duplex ports use backpressure flow control, and
Auto ports use an automatic selection of the two. The default is Disabled.
Enable or disable MAC address learning for the selected ports. When Enabled, destination
and source MAC addresses are automatically listed in the forwarding table. When address
learning is Disabled, MAC addresses must be manually entered into the forwarding table.
This is sometimes done for reasons of security or efficiency. See the section on
Forwarding/Filtering for information on entering MAC addresses into the forwarding table.
The default setting is Enabled.
Auto - Select auto for auto sensing of the optimal type of cabling.
Normal - Select normal for normal cabling. If this option is selected, the port is in the MDIX
mode and can be connected to a PC's NIC using a straight-through cable or a port (in the
MDIX mode) on another switch through a cross-over cable.
Cross - Select cross for cross cabling. If this option is selected, the port is in MDI mode,
and can be connected to a port (in the MDIX mode) on another switch through a straight
cable.
Select the type of transport medium to be used. Options to choose from are Copper and
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