H12-891_V1.0-ENU 試験問題を無料オンラインアクセス

What parameters can the DHCPv6 server assign to DHCPv6 clients?

• A.IPv6 address/prefix
• B.DNS server address
• C.SNTP server address
• D.Gateway address

In a shared network, what mechanism does PIM-SM use to prevent duplicate traffic? (Single choice questions).

• A.Assert mechanism
• B.Join/Prune mechanism
• C.BSR/RP mechanism
• D.Register mechanism

Both the CSNP packet of ISlS and the DD packet of OSPF have a role in the MA network, describing the role of the link state database summary, which is correct compared to the following statements of these two types of messages

• A.OSPF is not identity bound to dr/BDR; the CSN message is generated only by DIS
• B.The two packets do not need to be confirmed to the router after they are sent the master-slave relationship in the DD message interaction of
• C.Both packets need to be confirmed to the terminal router after being sent, otherwise they need to be retransmitted
• D.Once the adjacency relationship is established, the CSRP packet and the D message will stop sending

CORRECT TEXT
Regarding the tag space for MPLS, the description is incorrect

• A.16-1023 is a label control shared by static LSPs and static CR-LSPs
• B.the tag is popped up by default and the message is sent to the last hop
• C.Above 1024 is the tag space shared by dynamic signaling protocols such as LDP, RSVP-TE, MP-BGP, etc
• D.When the penultimate hop LSR performs a label swap, if the swapped tag value is found to be

When the load is an ICMPv6 message, what is the numeric value of the Next Header field in the IPv6 header if the presence of an extended header is not taken into account?

• A.78
• B.55
• C.58
• D.68