H31-161 무료 덤프문제 온라인 액세스

Which multicast protocol can support the SSM? (

• A.OSPF
• B.BGP
• C.PIMSSM
• D.IGMPv2
• E.PIMDM
• F.IGMPv3
• G.MLDv2

Exhibit:

As shown in the figure, complex traffic classification is configured for RTA's upstream GigabitEthernet 1/0/0. The QoS is configured as follows:

A tester sends TCP packets from GE 1/1 to GE 1/2 at 40 1.2.2 IF DSCP values of packets GE receives are not 46, what are the possible causes?

• A.DSCP values of sent packets are not 10.
• B.The default mapping from the EF value to the DDCP value is modified
• C.STC is disabled at RTA's GigabitEthernet 1/0/0.
• D.The qos phb command is enabled on RTA's GigabitEthernet1/0/0.

Exhibit:

Which of the following statements are false?

• A.Ethernet 6/2/0 sends a state-refresh messages every 10 seconds
• B.If the PIM-DM is enabled at Ethernet 6/2/0 on a router, the PIM-SM cannot be enabled at other interfaces on the router.
• C.Ethernet 6/2/0 sends a PIM hello message every 100 seconds.
• D.The TTL value is 60 in state-refresh messages sent by the router

When configure IPSec VPN.
Which kind of encryption algorithms is more excellent in security

• A.SHA
• B.MD5(128-bit)
• C.3DES
• D.AES

Exhibit:

As shown in the figure, OSPF process 100 runs on both PEs and CEs, and VPN routers are transmitted between PE 1 and PE 2 through PGB CE 1 enables interface address 43.1.1.0/24 in area 0.A route to 43.1.10/24. However, does not exist in the routing table of CE 2. What are the possible causes?

• A.The VPN route to 43.1.1.0/24 does not exist in the routing table of PE 2.
• B.The public network rout to 43.1.1.0/24 does not exist in the routing table of PE2
  .
• C.The LSDB of PE 12 does not have the type 1 LSA generated by CE 1.
• D.The LSDB of PE 1 does not have the type 1 LSA generated by CE 1.