User's Guide

Chapter 12 LAN
EMG3435-Q20A User’s Guide
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12.5 Sta tic DHCP Sc re e n
This screen allows you to assign IP addresses on the LAN to specific individual computers based on
their MAC addresses.
To change your EMG3435-Q20A’s static DHCP settings, click Expe rt Mode > LAN > Sta tic DHC P.
Fig ure 78 Expert Mode >
The following table describes the labels on this screen.
DHCP Server Select Ena b le to activate DHCP for LAN.
DHCP (Dynamic Host Configuration Protocol, RFC 2131 and RFC 2132) allows
individual clients (computers) to obtain TCP/IP configuration at startup from a server.
Enable the DHCP server unless your ISP instructs you to do otherwise. Select Disa b le
to stop the EMG3435-Q20A acting as a DHCP server. When configured as a server, the
EMG3435-Q20A provides TCP/IP configuration for the clients. If not, DHCP service is
disabled and you must have another DHCP server on your LAN, or else the computers
must be manually configured. When set as a server, fill in the following four fields.
IP Pool Starting
Address
This field specifies the first of the contiguous addresses in the IP address pool for LAN.
Pool Size This field specifies the size, or count of the IP address pool for LAN.
Apply Click Apply to save your changes back to the EMG3435-Q20A.
Cancel Click C a nc e l to begin configuring this screen afresh.
Table 37 Expert Mode > LAN > LAN IP (continued)
LABEL DESCRIPTIO N
Table 38 Expert Mode > LAN > Static DHCP
LABEL DESCRIPTIO N
# This is the index number of the static IP table entry (row). Select Auto De te c tio n to
automatically detect the MAC address of a computer on your LAN. Otherwise, select Use r
de fine to enter the MAC address of a computer on your LAN in the MAC Addre ss field.
MAC Address This field displays the MAC address of a computer on your LAN. If you select Use r de fine in
the # field, enter the MAC address(es) manually.
IP Address This field displays the LAN IP address of a computer on your LAN. If you select Use r de fine in
the # field, enter the IP address(es) manually.
Add/Delete Click to add the rule in the MAC filter summary table.
Click to remove a rule.
Apply Click Apply to save your changes with the EMG3435-Q20A.
Cancel Click C a nc e l to begin configuring this screen afresh.