Question No. 1

The following description of the attributes of BGP is correct?( Single choice questions).

AThe AS deficit of the adjacent AS is ranked at the far right of the list of AS_Path in the BGP route entry.

BWhen the B. BGP Speaker publishes a route learned from an EBGP peer to an IBGP peer, it does not change the next hop attribute of that routing information.

CLocal_Pref is valid only between EBGP peers and is not advertised to third-party AS.

DA route can have only one community attribute value.

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Correct Answer: B

Question No. 2

The following description of VRRP load sharing is correct?( Multiple choice questions).

AWhen configuring priority, make sure that the same router acts as a master in the three VRRP backup groups

BYou can create multiple VRRP backup groups on one interface of a router . The router can act as a master for one VRRP backup group and as a backup for other VRRP backup groups

CWhen you deploy load sharing, hosts in the same LAN are required to configure the IP addresses of different virtual routers as gateway addresses for missing provinces

DVRRP load sharing requires at least two virtual routers to provide forwarding services at the same time

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Correct Answer: B, C, D

Question No. 3

Is the following information about BGP4+ described correctly?

ABGP4 can use dampening commands to suppress oscillations on IBGP routes.

BModifying the RouterID of BGP causes the BGP connection between routers to be re-established.

CThe Next Hop attribute in BGP4+ is represented by an IPv6 address, which can be the link-local address of the next hop.

DBGP4+ does not support route auto-aggregate

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Correct Answer: A, B

Question No. 4

When deploying the ISIS protocol in an IPv6 environment , the following statement is correct (single choice).

ABy default, the DIS priority for broadcast network interfaces at Level-1 and Level-2 is 1

BIn broadcast networks, IPv4 and The DIS priority for IPv6 can be set separately

CIn the same broadcast network. If each router supports both IPv4 and IPv6 The DIS for IPv4 and IPv6 must be the same device

DIS-IS is configured under the finger port is ISIS silent, this interface will not send ISIS packets, but will receive ISIS packets

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Correct Answer: C

Question No. 5

Router HW1 exists in the carrier HW's network as an MPLSLSR router. The router receives a packet carrying a label, but the label entry does not exist in its LFIB. So how does the router handle that message?

ARouter HW1 strips off the label and looks for the FIB using the P destination address

BRouter HW1 uses LDP to create an LSP and creates a new path in LFIB for the label carried in the message

CRouter HW1 drops the message

DRouter HW1 will forward the message with the default label

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Correct Answer: C

Free Huawei H12-891_V1.0 Exam Actual Questions

The questions for H12-891_V1.0 were last updated On Dec 18, 2024