ZyXEL MGS-3712F User Guide - Page 250

Table 79

Page 250 highlights

Chapter 26 IP Source Guard open this screen, click Advanced Application > IP Source Guard > DHCP Snooping > Configure > VLAN. Figure 129 DHCP Snooping VLAN Configure The following table describes the labels in this screen. Table 79 DHCP Snooping VLAN Configure LABEL DESCRIPTION Show VLAN Use this section to specify the VLANs you want to manage in the section below. Start VID Enter the lowest VLAN ID you want to manage in the section below. End VID Enter the highest VLAN ID you want to manage in the section below. Apply Click this to display the specified range of VLANs in the section below. VID This field displays the VLAN ID of each VLAN in the range specified above. If you configure the * VLAN, the settings are applied to all VLANs. Enabled Select Yes to enable DHCP snooping on the VLAN. You still have to enable DHCP snooping on the Switch and specify trusted ports. Option82 Information Note: If DHCP is enabled and there are no trusted ports, DHCP requests will not succeed. Select this to have the Switch add the slot number, port number and VLAN ID to DHCP requests that it broadcasts to the DHCP VLAN, if specified, or VLAN. You can specify the DHCP VLAN in the DHCP Snooping Configure screen. See Section 26.5 on page 246. Select this to have the Switch add the system name to DHCP requests that it broadcasts to the DHCP VLAN, if specified, or VLAN. You can configure the system name in the General Setup screen. See Chapter 8 on page 79. You can specify the DHCP VLAN in the DHCP Snooping Configure screen. See Section 26.5 on page 246. 250 MGS-3712/MGS-3712F User's Guide

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Chapter 26 IP Source Guard
MGS-3712/MGS-3712F User’s Guide
250
open this screen, click
Advanced Application > IP Source Guard > DHCP
Snooping > Configure > VLAN
.
Figure 129
DHCP Snooping VLAN Configure
The following table describes the labels in this screen.
Table 79
DHCP Snooping VLAN Configure
LABEL
DESCRIPTION
Show VLAN
Use this section to specify the VLANs you want to manage in the
section below.
Start VID
Enter the lowest VLAN ID you want to manage in the section
below.
End VID
Enter the highest VLAN ID you want to manage in the section
below.
Apply
Click this to display the specified range of VLANs in the section
below.
VID
This field displays the VLAN ID of each VLAN in the range
specified above. If you configure the
*
VLAN, the settings are
applied to all VLANs.
Enabled
Select
Yes
to enable DHCP snooping on the VLAN. You still have
to enable DHCP snooping on the Switch and specify trusted ports.
Note: If DHCP is enabled and there are no trusted ports,
DHCP requests will not succeed.
Option82
Select this to have the Switch add the slot number, port number
and VLAN ID to DHCP requests that it broadcasts to the DHCP
VLAN, if specified, or VLAN. You can specify the DHCP VLAN in the
DHCP Snooping Configure
screen. See
Section 26.5 on page
246
.
Information
Select this to have the Switch add the system name to DHCP
requests that it broadcasts to the DHCP VLAN, if specified, or
VLAN. You can configure the system name in the
General Setup
screen. See
Chapter 8 on page 79
. You can specify the DHCP
VLAN in the
DHCP Snooping Configure
screen. See
Section
26.5 on page 246
.