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Field Name Description

GroupName Select an interface group from the list of available groups (defined on the Interface Group-

ing page).

IP Address Enter the LAN IP address by which LAN devices will connect to this gateway.

Subnet Mask Enter the Subnet mask to be used by LAN devices connecting to this gateway.

Enable IGMP Snooping Enables your gateway to listen to IGMP network traffic between hosts and routers. By listen-

ing to these conversations, the gateway maintains a map of which links need which IP mul-

ticast streams.

Standard Mode Allows multicast traffic will flood to all bridge ports when there is no client subscribed to

any multicast group.

Blocking Mode Blocks multicast data traffic, preventing it from flooding to all bridge ports when no client

subscriptions to a multicast group are present.

Enable IGMP LAN to

LAN Multicast

Allows multicast traffic between LANs.

Enable LAN Side Fire-

wall

Enables the restriction of traffic between LAN hosts.

Disable DHCP Server Prevents the DHCP functionality of your gateway from automatically assigning LAN

IPaddresses to host devices as they connect with the gateway.

Enable DHCP Server Allows the DHCP functionality of your gateway to automatically assign LAN IP addresses to

host devices as they connect with the gateway. Fill in the next three fields to configure

this action.

Start IP Address (Becomes editable when Enable DHCP Server is selected) Enter the beginning of the class

C, IP address range to be assigned by the DHCP server.

End IP Address (Becomes editable when Enable DHCP Server is selected) Enter the end of the class C, IP

address range to be assigned by the DHCP server.

Leased Time (hour) (Becomes editable when Enable DHCP Server is selected) Enter the number of hours for

which an IP address will be leased.

Static IP Lease List Specify a literal, static IP address to be associated with a specific MAC Address of one of

your LAN host devices.

1. Click Add Entries.

2. Enter the MAC address and IP address and click Apply/Save.

3. Repeat this step to create any additional entries that you need up to 32.

SMART/RG SR506n User Manual

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