ZyXEL XGS4700-48F User Guide - Page 275

Table 82

Page 275 highlights

Chapter 26 IP Source Guard open this screen, click Advanced Application > IP Source Guard > DHCP Snooping > Configure > VLAN. Figure 127 DHCP Snooping VLAN Configure The following table describes the labels in this screen. Table 82 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 Apply Cancel Note: The Switch will drop all DHCP requests if you enable DHCP snooping and there are no trusted ports. 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 271. 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 105. You can specify the DHCP VLAN in the DHCP Snooping Configure screen. See Section 26.5 on page 271. Click Apply to save your changes to the Switch's run-time memory. The Switch loses these changes if it is turned off or loses power, so use the Save link on the top navigation panel to save your changes to the non-volatile memory when you are done configuring. Click this to reset the values in this screen to their last-saved values. XGS4700-48F User's Guide 275

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Chapter 26 IP Source Guard
XGS4700-48F User’s Guide
275
open this screen, click
Advanced Application > IP Source Guard > DHCP
Snooping > Configure > VLAN
.
Figure 127
DHCP Snooping VLAN Configure
The following table describes the labels in this screen.
Table 82
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: The Switch will drop all DHCP requests if you enable DHCP
snooping and there are no trusted ports.
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 271
.
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 105
. You can specify the DHCP VLAN in the
DHCP
Snooping Configure
screen. See
Section 26.5 on page 271
.
Apply
Click
Apply
to save your changes to the Switch’s run-time memory.
The Switch loses these changes if it is turned off or loses power, so use
the
Save
link on the top navigation panel to save your changes to the
non-volatile memory when you are done configuring.
Cancel
Click this to reset the values in this screen to their last-saved values.