D-Link DGS-3630-52PC Quick installation Guide - Page 255

IPv4 Static/Default Route, L3 Features > UDP Helper > IP Helper Address, Interface VLAN

Page 255 highlights

DGS-3630 Series Layer 3 Stackable Managed Switch Web UI Reference Guide The system only forwards packets that satisfy the following restrictions: • The destination MAC address must be a broadcast address. • The destination IP address must be an all-one broadcast. • The packets are IPv4 UDP packets. • The IP TTL value must be greater than or equal to 2. To view the following window, click L3 Features > UDP Helper > IP Helper Address, as shown below: Figure 6-20 IP Helper Address Window The fields that can be configured are described below: Parameter Interface VLAN VRF State VRF Name Helper Address Description Enter the VLAN interface ID used here. The range is from 1 to 4094. Select the VRF state here. Options to choose from are True and False. Enter the name of the VRF instance here. This name can be up to 12 characters long. Select the Global option to specify that the IP address is selected from the global address space. Enter the target IPv4 address for the forwarding of the UDP broadcast packet here. Click the Apply button to accept the changes made. Click the Delete button to delete the specified entry. Enter a page number and click the Go button to navigate to a specific page when multiple pages exist. IPv4 Static/Default Route This window is used to display and configure the IPv4 static and default route settings. The Switch supports static routing for IPv4 formatted addressing. Users can create up to 512 static route entries for IPv4. For IPv4 static routes, once a static route has been set, the Switch will send an ARP request packet to the next hop router that has been set by the user. Once an ARP response has been retrieved by the Switch from that next hop, the route becomes enabled. However, if the ARP entry already exists, an ARP request will not be sent. The Switch also supports a floating static route, which means that the user may create an alternative static route with a different next hop. This secondary next hop device route is considered as a backup static route when the primary static route is down. If the primary route is lost, the backup route will become active and begin forwarding traffic. Entries into the Switch's forwarding table can be made using an IP address, subnet mask and gateway. 243

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DGS-3630 Series Layer 3 Stackable Managed Switch Web UI Reference Guide
243
The system only forwards packets that satisfy the following restrictions:
The destination MAC address must be a broadcast address.
The destination IP address must be an all-one broadcast.
The packets are IPv4 UDP packets.
The IP TTL value must be greater than or equal to 2.
To view the following window, click
L3 Features > UDP Helper > IP Helper Address
, as shown below:
Figure 6-20 IP Helper Address Window
The fields that can be configured are described below:
Parameter
Description
Interface VLAN
Enter the VLAN interface ID used here. The range is from 1 to 4094.
VRF State
Select the VRF state here. Options to choose from are
True
and
False
.
VRF Name
Enter the name of the VRF instance here. This name can be up to 12 characters
long. Select the
Global
option to specify that the IP address is selected from the
global address space.
Helper Address
Enter the target IPv4 address for the forwarding of the UDP broadcast packet
here.
Click the
Apply
button to accept the changes made.
Click the
Delete
button to delete the specified entry.
Enter a page number and click the
Go
button to navigate to a specific page when multiple pages exist.
IPv4 Static/Default Route
This window is used to display and configure the IPv4 static and default route settings. The Switch supports static
routing for IPv4 formatted addressing. Users can create up to 512 static route entries for IPv4. For IPv4 static routes,
once a static route has been set, the Switch will send an ARP request packet to the next hop router that has been set
by the user. Once an ARP response has been retrieved by the Switch from that next hop, the route becomes enabled.
However, if the ARP entry already exists, an ARP request will not be sent.
The Switch also supports a floating static route, which means that the user may create an alternative static route with
a different next hop. This secondary next hop device route is considered as a backup static route when the primary
static route is down. If the primary route is lost, the backup route will become active and begin forwarding traffic.
Entries into the Switch’s forwarding table can be made using an IP address, subnet mask and gateway.