Chapter 8 LAN
SBG3500-N Series User’s Guide
163
The following table describes the fields in this screen.
Table 32 Network Setting > LAN > LAN Setup
LABEL DESCRIPTION
Interface Group
Group Name Select the interface group name for which you want to configure LAN settings. See Chapter
15 on page 243 for how to create a new interface group.
Zone Choose the zone for this interface group from the drop-down list.
LAN IP Setup
IP Address Enter the LAN IP address you want to assign to your SBG3500-N Series in dotted decimal
notation, for example, 192.168.1.1 (factory default).
Subnet Mask Type the subnet mask of your network in dotted decimal notation, for example
255.255.255.0 (factory default). Your SBG3500-N Series automatically computes the
subnet mask based on the IP Address you enter, so do not change this field unless you are
instructed to do so.
IGMP Snooping
Status Select the Enable IGMP Snooping checkbox to allows the SBG3500-N Series to passively
learn multicast group.
IGMP Mode Select Standard Mode to have the SBG3500-N Series forward multicast packets to a port
that joins the multicast group and broadcast unknown multicast packets from the WAN to all
LAN ports.
Select Blocking Mode to have the SBG3500-N Series block all unknown multicast packets
from the WAN.
DHCP Server State
DHCP Select Enable to have the SBG3500-N Series act as a DHCP server or DHCP relay agent.
Select Disable to stop the DHCP server on the SBG3500-N Series.
Select DHCP Relay to have the SBG3500-N Series forward DHCP request to the DHCP
server.
DHCP Relay
Server Address
This field is only available when you select DHCP Relay in the DHCP field.
IP Address Enter the IP address of the actual remote DHCP server in this field.
IP Addressing
Values
This field is only available when you select Enable in the DHCP field.
Beginning IP
Address
This field specifies the first of the contiguous addresses in the IP address pool.
Ending IP
Address
This field specifies the last of the contiguous addresses in the IP address pool.
DHCP Option Setup
TFTP Server
Name (option
66)
Type a name for the TFTP (Trivial File Transfer Protocol) server. This field allows you to
access the TFTP server using DHCP option 66. However, option 66 (open stardard) supports
only the IP address of the hostname or a single TFTP server
Bootfile name
(option 67)
Type the bootfile name to access the TFTP server using DHCP option 67. Option 67 is a
bootstrap service that accesses the TFTP server dynamically at server startup.
TFTP Server
Address (option
150)
Type an IP address for the TFTP server. This field allows you to access multiple TFTP servers
using DHCP option 150. Option 150 is Cisco proprietary.
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