Operation Manual

Chapter 7 LAN
SBG3300-N Series User’s Guide
107
IGMP Mode Select Standard Mode to have the Device 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 Device block all unknown multicast packets from the
WAN.
DHCP Server State
DHCP Select Enable to have the Device act as a DHCP server or DHCP relay agent.
Select Disable to stop the DHCP server on the Device.
Select DHCP Relay to have the Device 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
These fields display 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
These fields display when you select Enable in the DHCP field. You may need to configure
them when you have VoIP phones on your LAN.
TFTP Server
Name (option
66)
Enter the name of a TFTP server to assign it to the DHCP clients.
Bootfile Name
(option 67)
Enter the name of a bootfile to assign it to the DHCP clients.
TFTP Server
Address (option
150)
Enter the IP address of a TFTP server to assign it to the DHCP clients.
DHCP Server
Lease Time
This is the period of time DHCP-assigned addresses is used. DHCP automatically assigns IP
addresses to clients when they log in. DHCP centralizes IP address management on central
computers that run the DHCP server program. DHCP leases addresses, for a period of time,
which means that past addresses are “recycled” and made available for future reassignment
to other systems.
This field is only available when you select Enable in the DHCP field.
Days/Hours/
Minutes
Enter the lease time of the DHCP server.
DNS Values This field is only available when you select Enable in the DHCP field.
DNS Select the type of service that you are registered for from your Dynamic DNS service
provider.
Select Dynamic if you have the Dynamic DNS service.
Select Static if you have the Static DNS service.
DNS Server 1
DNS Server 2
Enter the first and second DNS (Domain Name System) server IP address the Device passes
to the DHCP clients.
LAN IPv6 Mode Setup
IPv6 State
Select Enable to activate the IPv6 mode and configure IPv6 settings on the Device.
LAN IPv6 Address Setup
Table 33 Network Setting > LAN > LAN Setup (continued)
LABEL DESCRIPTION