Chapter 25 IP Source Guard
GS2200 Series User’s Guide
197
25.5.2 DHCP Snooping VLAN Configure
Use this screen to enable DHCP snooping on each VLAN and to specify whether or not the Switch
adds DHCP relay agent option 82 information (
) to DHCP requests that the
Switch relays to a DHCP server for each VLAN. To open this screen, click Advanced Application >
IP Source Guard > DHCP Snooping > Configure > VLAN.
Figure 125
DHCP Snooping VLAN Configure
The following table describes the labels in this screen.
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.
Table 71
DHCP Snooping Port Configure (continued)
LABEL
DESCRIPTION
Table 72
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
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
. You can specify the DHCP VLAN in
the DHCP Snooping Configure screen. See
.
Содержание GS2200 Series
Страница 15: ...15 PART I User s Guide...
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Страница 31: ...31 PART II Technical Reference...
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Страница 76: ...Chapter 8 Basic Setting GS2200 Series User s Guide 76...
Страница 92: ...Chapter 9 VLAN GS2200 Series User s Guide 92 Figure 60 Port Based VLAN Setup Port Isolation...
Страница 230: ...Chapter 29 Error Disable GS2200 Series User s Guide 230...
Страница 248: ...Chapter 33 ARP Learning GS2200 Series User s Guide 248...
Страница 302: ...Appendix A Changing a Fuse GS2200 Series User s Guide 302...
Страница 306: ...Appendix B Common Services GS2200 Series User s Guide 306...
Страница 309: ...Appendix C Legal Information GS2200 Series User s Guide 309 ROHS...
Страница 310: ...Appendix C Legal Information GS2200 Series User s Guide 310...
Страница 320: ...Index GS2200 Series User s Guide 320...