ZyXEL XGS-4528F User Guide - Page 273
Table 82
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Chapter 26 IP Source Guard open this screen, click Advanced Application > IP Source Guard > DHCP Snooping > Configure > VLAN. Figure 122 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 269. 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 101. You can specify the DHCP VLAN in the DHCP Snooping Configure screen. See Section 26.5 on page 269. 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. XGS-4526/4528F/4728F User's Guide 273