User Manual

24-Port and 48-Port Gigabit Ethernet PoE+ Smart Switches with 4 SFP Ports
Configure Switching User Manual156
7. Select whether to display physical interfaces, LAGs, or both by clicking one of the following
links above the table heading:
•1 (the unit ID of the switch). Only physical interfaces are displayed.
This is the default
setting.
• LAG. Only LAGs are displayed.
• All. Both physical interfaces and LAGs are displayed.
8. T
o set the global frame size, in the Frame Size field, specify the maximum Ethernet frame
size that an interface can support. The frame size includes Ethernet header, CRC, and
payload.
The range is 1522 to 10000. The default maximum frame size is 1522.
You cannot set the frame size for individual interfaces.
The minimum range of frame size is 1522 bytes. It is defined in IEEE 802.3 and
calculated with Layer 2 Ethernet frame. (with the optional IEEE 802.1Q VLAN/QoS tag)
9. Select the check box to the left of the Port column to specify the interface for which data is
to be displayed or configured.
To select an interface, you can also enter the interface number in the Go T
o Interface
field and click the Go button.
10. In the Description field, enter the description string to be attached to a port.
The string can be up to 64 characters in length.
11. From the Admin Mode menu, select Enable or Disable.
This sets the port control administrative mode. You must select Enable in order for the
port to participate in the network.
The default is Enable.
12. From the Auto-negotiation menu, select Enable or Disable.
This specifies the autonegotiation mode for this port. The default is Enable.
Note: After you change the autonegotiation mode, the switch might be
inaccessible for a number of seconds while the new settings take effect.
13. In the Speed field, specify the speed value for the selected port.
Possible field values are as follows:
• Auto.
All supported speeds.
•10. 10 Mbits/second
• 100. 100 Mbits/second
The delimiter characters for setting different speed values are a comma (,), a period (.)
and a space ( ).
The default is Auto.
Note: After you change the speed value, the switch might be inaccessible for
a number of seconds while the new settings take effect.