Dell X1000 Networking X-Series Switches User Guide - Page 305

Trusted Interfaces, Binding Database

Page 305 highlights

FILE LOCATION: C:\Users\gina\Desktop\Checkout_new\Dell Astute\User Guide\Dell_Astute_Network_Admin_DHCP_Snooping&Relay.fm To enable/disable DHCP snooping on a VLAN: 1 Click Network Administration > DHCP Snooping > VLAN Settings. The list of existing VLANs are displayed in the VLAN ID list. 2 Click Add to move the VLANs, for which you want to enable DHCP snooping, from the VLAN ID list to the Enabled VLANs list. To remove a VLAN, click Remove to move it from the Enabled VLANs list to the VLAN ID list. Trusted Interfaces To define a trusted interface: 1 Click Network Administration > DHCP Snooping > Trusted Interfaces. A list of the interfaces is displayed. 2 Select to display either Ports or LAGs. 3 Click Edit. 4 To change the trust status of an interface, select the interface, click its Edit icon and enter the fields: - Trust Status - Enable/disable DHCP Snooping Trust mode on the selected port or LAG. Binding Database Entries in the DHCP Snooping Binding database consist of pairs of MAC/IP addresses. In addition to the entries added by DHCP snooping, entries to the Snooping Binding database can be manually added or deleted. These entries are added to the Snooping Binding database and Snooping Binding file, if it exists, but they are not added to the configuration files. A manually-added entry can be either dynamic or a static. When configuring a dynamic entry, an expiration date must be assigned. The refresh time (in seconds) of the binding table is added in the DHCP Snooping Global Settings pages. DELL CONFIDENTIAL - PRELIMINARY 8/9/16 - FOR PROOF ONLY Network Administration: DHCP Snooping and DHCP Relay 305

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Network Administration: DHCP Snooping and DHCP Relay
305
FILE LOCATION:
C:\Users\gina\Desktop\Checkout_new\Dell Astute\User
Guide\Dell_Astute_Network_Admin_DHCP_Snooping&Relay.fm
DELL CONFIDENTIAL – PRELIMINARY 8/9/16 - FOR PROOF ONLY
To enable/disable DHCP snooping on a VLAN:
1
Click
Network Administration > DHCP Snooping >
VLAN Settings
.
The list of existing VLANs are displayed in the
VLAN ID
list.
2
Click
Add
to move the VLANs, for which you want to enable DHCP
snooping, from the
VLAN ID
list to the
Enabled VLANs
list. To remove a
VLAN, click
Remove
to move it from the
Enabled
VLANs
list to the
VLAN ID
list.
Trusted Interfaces
To define a trusted interface:
1
Click
Network Administration > DHCP Snooping >
Trusted Interfaces
.
A list of the interfaces is displayed.
2
Select to display either
Ports
or
LAGs
.
3
Click Edit.
4
To change the trust status of an interface, select the interface, click its Edit
icon and enter the fields:
Trust Status
— Enable/disable DHCP Snooping Trust mode on the
selected port or LAG.
Binding Database
Entries in the DHCP Snooping Binding database consist of pairs of MAC/IP
addresses.
In addition to the entries added by DHCP snooping, entries to the Snooping
Binding database can be manually added or deleted. These entries are added
to the Snooping Binding database and Snooping Binding file, if it exists, but
they are not added to the configuration files.
A manually-added entry can be either dynamic or a static. When configuring
a dynamic entry, an expiration date must be assigned.
The refresh time (in seconds) of the binding table is added in the
DHCP
Snooping Global Settings
pages.