D-Link D DFL-500 DFL-500 Manual page 89

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Controlling management access to the external interface
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Changing the external interface MTU size to improve network performance
Configuring the external interface with a static IP address
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Go to System > Network > Interface .
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For the external interface, select Modify
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Set Addressing mode to Manual.
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Change the IP address and Netmask as required.
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Select OK to save your changes.
Configuring the external interface for DHCP
Use the following procedure to configure the external interface to use DHCP. This configuration is required if
your ISP uses DHCP to assign the IP address of the external interface.
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Go to System > Network > Interface .
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For the external interface, select Modify
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Set Addressing mode to DHCP and select OK to change to DHCP mode.
Both the IP address and Netmask change to 0.0.0.0.
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Select Enable Connect to DHCP server if you want the DFL-500 NPG to automatically connect to a
DHCP server when it starts up.
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Select OK.
The DFL-500 NPG attempts to contact a DHCP server from the external interface to set the external
IP address, netmask, and default gateway IP address. When the DFL-500 NPG gets this information
from the DHCP server, the new addresses and netmask are displayed in the IP address and Netmask
fields.
DFL-500 User Manual
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