Randell BernoskiOct 18,2018Passed HCNP-BITN (Carrier IP) H31-123 exam with 900 points , I had met many same questions with this dump. Thanks very much.
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Question No : 1
Question No : 2
A. is the first step in the LDP session configuration
B. by default in the VRP5.3 choose the biggest Loopback address as LSR ID
C. using IPv4 address format
D. unique within an MPLS domain
Question No : 3
Question No : 4
A. when configuring OSPFv3, no need to consider whether it is configured in the same network segment, as long as it is in the same link, then you can not configure IPv6 global data but can directly establish contact.
B. OSPFv3 uses link-local address to maintain a neighbor and synchronize LSA database. All OSPFv3 interfaces including Vlink all use link-local address as the source address and the next hop to send OSPFv3 packets.
C. OSPFv3 authentication can use IPv6's authentication and can also use the mechanism similar to OSPFv2 to do the interface authentication and regional accreditation.
D. OSPF add LSA's flooding range in LSA's packet header's LSA Type. This makes OSPFv4's router more flexible and deal with LSA that can't be recognized.
Question No : 5
A. adds a low latency queue in WFQ or CBQ, ensuring timely processing VOIP packets
B. limit the IP RTPQ queue with shade size, prevent starvation phenomenon
C. poor flow classification method
D. can only identify the UDP destination port number with odd and flow within a certain range
Question No : 6
A. Down bit
C. Site of Origin Field
D. Tag Field
Question No : 7
A. LSR ID list is to have its own LSR ID
B. whether path length value reaches a maximum value
C. LSR ID list is to have its own LSR ID and path length reaches the maximum value
D. does not compare
Question No : 8
[RTA] display isis Isdb Level-1 Link State Database
LSPID Seq Num Checksum Holdtime Length ATT/P/OL
0000.0000.0001.00-00* 0x00000008 0x1f19 912 86 0/0/0
0000.0000.0002.00-00 0x0000000a 0x534d 1083 86 1/0/0
D.all of the above
Question No : 9
A. Before the 2-layer header
B. Between 2-layer header and 3-layer header
C. After the 2-layer header
D. Between 3-layer header and 4-layer header
Question No : 10
Question No : 11
A. PID=0x8847 represents Ethernet's M PLS unicast packets
B. PID=0x8848 represents Ethernet's MPLS multicast packets
C. PID=0x8281 represents PPP's MPLS unicast packets
D. PID=0x8282 represents PPP's MPLS multicast packets
Question No : 12
E. The default queue, can be configured
Question No : 13
Question No : 14
B. Peer to Peer
C. MPLS BGP VPN
D. MPLS L2VPN
Question No : 15
A. is used to notify and maintain the existence ofLSR in the network
B. is used to establish, maintain, and end a session connection between LDP peers
C. is used to create, modify, and delete specific FEC label mapping
D. is used to provide NEWSLETTER and error notification