ZyXEL GS1510-24 User Guide - Page 110
Table 32
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Chapter 18 IP Source Guard 18.6 ARP Inspection Use this screen to enable/disable ARP Inspection. You can also use this screen to specify whether ports are trusted or untrusted and which VLANs are enabled for ARP inspection. To open this screen, click Security > IP Source Guard > ARP Inspection > ARP Inspection. Figure 57 ARP Inspection 110 The following table describes the labels in this screen. Table 32 ARP Inspection LABEL DESCRIPTION State Use this to Enable or Disable ARP inspection on the Switch. VLAN State Enter the VLAN IDs you want the Switch to enable ARP Inspection for. You can designate multiple VLANs individually by using a comma (,) and by range with a hyphen (-). Trusted Ports Select the ports which are trusted and deselect the ports which are untrusted. The Switch does not discard ARP packets on trusted ports for any reason. The Switch discards ARP packets on untrusted ports in the following situations: Select All • The sender's information in the ARP packet does not match any of the current bindings. • The rate at which ARP packets arrive is too high. You can specify the maximum rate at which ARP packets can arrive on untrusted ports. Click this to set all ports to trusted. GS1510 Series User's Guide