H12-891_V1.0-ENU

ISIS elects DIS in broadcast multiplexed access networks, and the following statement about DIS is correct? (Multiple choice)A . ISIS elects dis by comparing priorities, and mac addresses if the priorities are consistentB . In a broadcast multiple access network, DIS sends Hello PDUs at three times the frequencyC ....

After configuring the VLAN-based MAC address drift detection function, if the MAC address drifts, you can configure the actions of the interface according to your needs . Which of the following is not a configurable action?A . Send an alertB . The MAC address blocksC . Interface blockingD . Traffic...

What is the wrong description of the function of OSPFv3 protocol authentication?A . OSPFv3 can only establish a security alliance SA using manual modeB . Huawei router OSPFv3 IPSec authentication can not only support transmission mode, but also support tunnel modeC . OSPFv3 authentication relies on IPv6 packet authentication headers...

A home user has opened a 1Mb/s bandwidth, and in order to improve the user experience, the operator can stabilize 2Mb/s when measuring speed If we use the listening bucket technology to achieve this requirement, which of the following methods is optimal.A . cir 10000 pir 12000B . cir 10o00...

How do 8021w and 8021D handle BPDUs? (Confirmed) TheA . 8021D bridge only forwards BPDU packets received from the root bridgeB . The 8021D bridge does not forward BPDU messagesC . The 8021w bridge forwards only BPDU packets received from the root bridgeD . 8021w Bridge does not forward BPDU...

What of the following actions can enable fast failure detection on multicast networks?A . Shorten the Holdtime of Join/Prune messagesB . Reduce the interval at which the interface sends Hello messagesC . A PIM BFD session is established between neighborsD . Reduce the interval between sending Join/Prune messagesView AnswerAnswer: B

For Layer 2 VPN technology, the following statement is correct? Multi-selectA . VPLS is a widely used technology in the live network, which can provide transparent transmission of three-layer messages and achieve multi-point access.B . The VPLS configuration is complex and the Layer 2 network transmits BUM packets.C . BGPEVPN...

In the use of the CP protocol, the following description is correct?A . The Eth-Trunk interface can be avoided by frequent oscillation interfaceeth-trunkllacppreemptenablelacppreemptdelaydelay-time by following commandB . Source A address can be configured for load sharing in an enabled link aggregation group with the following command: interface eth-trunk 110ad-balance src-dst-ipC...

The following statement about the alliance is correct? (Single choice questions).A . The consortium divides an AS into sub-AS, and the alliance external AS still considers the consortium to be an ASB . Subsystems within a consortium can use private AS numbers. Huawei NE/AR routers, a consortium can be configured...

MSTP switches treat RSTP switches as MSTP domains, MSTP, which are formed by a single switch The interchange resolves the RSTBPDU to MSTBPDU, where IRPC is 0A . TrueB . FalseView AnswerAnswer: A