HCIP-Datacom H12-831_V1.0 Passing Score

DHCP SnoopingYou can prevent illegal attacks by setting trusted ports (all interfaces are untrusted by default.

mouth)

Global enableDHCP Snoopingfunction, without any post-parameters, the device only processes by default

DHCPv4message

Enable in interface viewDHCP Snoopingfunction, then all theDHCPThe message command function takes effect

existVLANEnable in viewDHCP Snoopingfunction, then all interfaces of the device receive data belonging to thisVLANofDHCPThe message command function takes effect

SPFCalculated atIPv4,IPv6in the topology of the

has no meaning

not supportIPv6ofSPFcalculate

IPv4,IPv6use the same topologySPFcalculate

transmissionVRRPLink failure of advertisement message

low priorityVRRPThe backup group will receiveVRRPAnnounce packets are discarded as illegal packets

both endsVRRPbackup groupIDdifferent

Master Equipment1send in seconds1announcement message

If the link between R1 and SI is disconnected, Rl recalculates the optimal path to R3 and performs path switching instantly.

If the link between R2 and SI is disconnected, R1 recalculates the optimal path to R3 and performs path switching instantly.

If the link between R1 and SI is disconnected, R1 directly uses the backup path to forward packets to R3 because FRR is enabled on R1.

If the link between R1 and SI is disconnected and you check neighbor information on R1, the neighbor relationship between R1 and R2 will instantly display Down.