Dell Force10 MXL Blade MXL 10/40GbE Switch IO Module FTOS Command Line Referen - Page 198
Commands to Con Secure DHCP
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www.dell.com | support.dell.com Parameters interface type slot/ port Display DHCP lease information on the specified interface. For a 10-GigabitEthernet Ethernet interface, enter TenGigabitEthernet followed by the slot/port numbers; for example, tengigabitethernet 1/3. For a 40-GigabitEthernet Ethernet interface, enter FortyGigabitEthernet followed by the slot/port numbers; for example, fortygigabitethernet 0/2. Command Mode EXEC Privilege Default Display DHCP lease information on all DHCP client-enabled interfaces on the switch. Command History Version 8.3.16.1 Introduced on MXL 10/40GbE Switch IO Module Commands to Configure Secure DHCP DHCP as defined by RFC 2131 provides no authentication or security mechanisms. Secure DHCP is a suite of features that protects networks that use dynamic address allocation from spoofing and attacks. • arp inspection • arp inspection-trust • clear ip dhcp snooping • ip dhcp snooping • ip dhcp snooping database • ip dhcp snooping binding • ip dhcp snooping database renew • ip dhcp snooping trust • ip dhcp source-address-validation • ip dhcp snooping vlan • ip dhcp relay • ip dhcp snooping verify mac-address • show ip dhcp snooping arp inspection Enable dynamic ARP inspection (DAI) on a VLAN. Syntax arp inspection Command Modes INTERFACE VLAN Default Command History Related Commands Disabled Version 8.3.16.1 arp inspection-trust Introduced on MXL 10/40GbE Switch IO Module Specifies a port as trusted so that ARP frames are not validated against the binding table. 198 | Dynamic Host Configuration Protocol (DHCP)