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DGS-1250 Series Gigabit Ethernet Smart Managed Switch Web UI Reference Guide
201
The fields that can be configured are described below:
Parameter
Description
Policy Name
Enter the policy name used here. This name can be up to 32 characters long.
Device Role
Select the device role here. Options to choose from are
Host
and
Router
. By
default, the device’s role is set as host and inspection for NS and NA messages
are performed. If the device role is set as router, the NS and NA inspection is not
performed. When performing NS/NA inspection, the message will be verified
against the dynamic binding table learned from the ND protocol or from the
DHCP.
Validate Source-MAC
Select to enable or disable the validation of the source MAC address option here.
When the Switch receives an ND message that contains a link-layer address, the
source MAC address is checked against the link-layer address. The packet will be
dropped if the link-layer address and the MAC addresses are different from each
other.
Target Port
Tick this option to specify the target port.
From Port - To Port
Select the appropriate port range used for the configuration here.
Click the
Apply
button to accept the changes made.
Click the
Edit
button to re-configure the specific entry.
Click the
Delete
button to remove the specified entry.
IPv6 RA Guard
This window is used to display and configure the IPv6 Router Advertisement (RA) guard settings.
To view the following window, click
Security > IMPB > IPv6 > IPv6 RA Guard
, as shown below:
Figure 9-43 IPv6 RA Guard Window
The fields that can be configured are described below:
Parameter
Description
Policy Name
Enter the policy name here. This name can be up to 32 characters long.
Device Role
Select the device role here. Options to choose from are
Host
and
Router
. By
default, the device's role is
Host
, which will block all the RA packets. If the
device's role is
Router
, RA packets will be forwarded according to the port's
bound ACL.
Match IPv6 Access List
Enter or select the IPv6 access list to match here. Click the
Please Select
button
to select an existing ACL from the list.
Target Port
Tick this option to specify the target port.
From Port - To Port
Select the appropriate port range used for the configuration here.
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