640-878 試験問題を無料オンラインアクセス

Refer to the configuration snippet below. A new IOS-XR router is being added to the network. What command is required to enable the Label Distribution Protocol on interface GigabitEthernet 0/3/0/0?
Configuration:
mpls ldp
router-id 209.165.200.226

• A.interface GigabitEthernet0/3/0/0 ldp enable
• B.ldp interface GigabitEthernet0/3/0/0
• C.mpls ldp interface GigabitEthernet0/3/0/0
• D.interface GigabitEthernet0/3/0/0 mpls ldp

Refer to the partial configurations exhibit.

What additional configurations are required to enable inter-VLAN routing for VLANs 10 and 20 on the Cisco ME 3400 switch using the metro IP access image?

• A.interface Fa0/1 ip address 192.168.10.1 255.255.255.0 ! interface Fa0/2 ip address 192.168.20.1 255.255.255.0 ! router eigrp 1 network 192.168.10.0 network 192.168.20.0 !
• B.interface Fa0/1 ip address 192.168.10.1 255.255.255.0 ! interface Fa0/2 ip address 192.168.20.1 255.255.255.0 !
• C.interface Fa0/1 encapsulation dot1q 10 ip address 192.168.10.1 255.255.255.0 ! interface Fa0/2 encapsulation dot1q 20 ip address 192.168.20.1 255.255.255.0
  !
• D.interface vlan 10 ip address 192.168.10.1 255.255.255.0 ! interface vlan 20 ip address 192.168.20.1 255.255.255.0 !

What command will install the image needed on the Cisco IOS-XR if the SSH configuration options are unavailable?

• A.install activate disk0:c12k-diags.pie-4.1.2
• B.install ssh activate disk0:c12k-k9sec.pie-4.1.2
• C.install commit disk0:c12k-diags.pie-4.1.2
• D.install activate disk0:c12k-k9sec.pie-4.1.2

What do both Carrier Grade NAT and NAT64 have in common?

• A.both are used for tunneling IPv6 in an IPv4 network
• B.both are only used in carrier networks
• C.both are methods for avoiding IPv4 address exhaustion
• D.both require the use IPv6

DRAG DROP

正解：

Explanation: