ZyXEL XGS4700-48F User Guide - Page 270
DHCP Snooping continued
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Chapter 26 IP Source Guard Table 79 DHCP Snooping (continued) LABEL DESCRIPTION Successful transfers This field displays the number of times the Switch read bindings from or updated the bindings in the DHCP snooping database successfully. Failed transfers This field displays the number of times the Switch was unable to read bindings from or update the bindings in the DHCP snooping database. Successful reads This field displays the number of times the Switch read bindings from the DHCP snooping database successfully. Failed reads This field displays the number of times the Switch was unable to read bindings from the DHCP snooping database. Successful writes This field displays the number of times the Switch updated the bindings in the DHCP snooping database successfully. Failed writes This field displays the number of times the Switch was unable to update the bindings in the DHCP snooping database. Database detail First successful access This field displays the first time the Switch accessed the DHCP snooping database for any reason. Last ignored bindings counters This section displays the number of times and the reasons the Switch ignored bindings the last time it read bindings from the DHCP binding database. You can clear these counters by restarting the Switch or using CLI commands. See the Ethernet Switch CLI Reference Guide. Binding collisions This field displays the number of bindings the Switch ignored because the Switch already had a binding with the same MAC address and VLAN ID. Invalid interfaces This field displays the number of bindings the Switch ignored because the port number was a trusted interface or does not exist anymore. Parse failures This field displays the number of bindings the Switch ignored because the Switch was unable to understand the binding in the DHCP binding database. Expired leases This field displays the number of bindings the Switch ignored because the lease time had already expired. Unsupported vlans This field displays the number of bindings the Switch ignored because the VLAN ID does not exist anymore. Last ignored time This field displays the last time the Switch ignored any bindings for any reason from the DHCP binding database. Total ignored bindings counters This section displays the reasons the Switch has ignored bindings any time it read bindings from the DHCP binding database. You can clear these counters by restarting the Switch or using CLI commands. See the Ethernet Switch CLI Reference Guide. Binding collisions This field displays the number of bindings the Switch has ignored because the Switch already had a binding with the same MAC address and VLAN ID. Invalid interfaces This field displays the number of bindings the Switch has ignored because the port number was a trusted interface or does not exist anymore. 270 XGS4700-48F User's Guide