Chapter 26 IP Source Guard
GS1920v2 Series User’s Guide
254
Fig ure 181
Advanced Application > IP Source Guard > IPv4 Source Guard Setup > ARP Inspection >
Configure > VLAN
The following table describes the labels in this screen.
26.11 Te c hnic a l Re fe re nc e
This section provides technical background information on the topics discussed in this chapter.
26.11.1 DHC P Sno o ping O ve rvie w
Use DHCP snooping to filter unauthorized DHCP packets on the network and to build the binding table
dynamically. This can prevent clients from getting IP addresses from unauthorized DHCP servers.
Table 112 Advanced Application > IP Source Guard > IPv4 Source Guard Setup > ARP Inspection >
Configure > VLAN
LABEL
DESC RIPTIO N
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
Ye s
to enable ARP inspection on the VLAN. Select
No
to disable ARP inspection on the
VLAN.
Log
Specify when the Switch generates log messages for receiving ARP packets from the VLAN.
No ne
: The Switch does not generate any log messages when it receives an ARP packet from
the VLAN.
De ny
: The Switch generates log messages when it discards an ARP packet from the VLAN.
Pe rm it
: The Switch generates log messages when it forwards an ARP packet from the VLAN.
All
: The Switch generates log messages every time it receives an ARP packet from the VLAN.
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
Sa ve
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.
Содержание GS1920-48HPv2
Страница 19: ...19 PA RT I Use r s Guide...
Страница 43: ...43 PA RT II T e c hnic al Re fe re nc e...
Страница 124: ...Chapter 9 VLAN GS1920v2 Series User s Guide 124 Figure 97 Advanced Application VLAN Port Based VLAN Setup Port Isolation...
Страница 155: ...Chapter 13 Spanning Tree Protocol GS1920v2 Series User s Guide 155 Figure 118 MSTP and Legacy RSTP Network Example...
Страница 193: ...GS1920v2 Series User s Guide 193 Figure 140 Classifier Example...
Страница 224: ...Chapter 24 Multicast GS1920v2 Series User s Guide 224 Figure 162 MVR Group Configuration Example 2 EXAMPLE...
Страница 367: ...Chapter 40 Access Control GS1920v2 Series User s Guide 367 Figure 271 Example Lock Denoting a Secure Connection EXAMPLE...
Страница 388: ...Chapter 48 Configure Clone GS1920v2 Series User s Guide 388 Figure 284 Management Configure Clone...