Dell PowerSwitch S4820T Configuration Guide for the S4820T System 9.14.1.0 - Page 319
Viewing the Number of SAV Dropped Packets, Clearing the Number of SAV Dropped Packets
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ip dhcp source-address-validation ipmac • Enable IP+MAC SAV with VLAN option. INTERFACE mode ip dhcp source-address-validation ipmac vlan vlan-id Dell EMC Networking OS creates an ACL entry for each IP+MAC address pair and optionally with its VLAN ID in the binding table and applies it to the interface. To display the IP+MAC ACL for an interface for the entire system, use the show ip dhcp snooping source-addressvalidation [interface] command in EXEC Privilege mode. Viewing the Number of SAV Dropped Packets The following output of the show ip dhcp snooping source-address-validation discard-counters command displays the number of SAV dropped packets. DellEMC>show ip dhcp snooping source-address-validation discard-counters deny access-list on TenGigabitEthernet 1/1 Total cam count 1 deny count (0 packets) deny access-list on TenGigabitEthernet 1/2 Total cam count 2 deny vlan 10 count (0 packets) deny vlan 20 count (0 packets) The following output of the show ip dhcp snooping source-address-validation discard-counters interface interface command displays the number of SAV dropped packets on a particular interface. DellEMC>show ip dhcp snooping source-address-validation discard-counters interface TenGigabitEthernet 1/1 deny access-list on TenGigabitEthernet 1/1 Total cam count 2 deny vlan 10 count (0 packets) deny vlan 20 count (0 packets) Clearing the Number of SAV Dropped Packets To clear the number of SAV dropped packets, use the clear ip dhcp snooping source-address-validation discardcounters command. DellEMC>clear ip dhcp snooping source-address-validation discard-counters To clear the number of SAV dropped packets on a particular interface, use the clear ip dhcp snooping source-addressvalidation discard-counters interface interface command. DellEMC>clear ip dhcp snooping source-address-validation discard-counters interface TenGigabitEthernet 1/1 Dynamic Host Configuration Protocol (DHCP) 319
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