What layer of the IP NGN Model does the Customer Element and the Carrier Ethernet exist?

Which number range is allocated to private Autonomous Systems by the Internet Assigned
Numbers Authority?

Which of the following commands would be used to prevent a switchport from processing Bridge
Protocol Data Units?

Which commands will configure the spanning tree operating mode that can group multiple VLANs
in a single domain?

A customer has created a new VLAN for the subnet that was allocated to them. Computers on the
subnets can ping their default gateway, but they cannot ping devices in the other subnet. What is
most likely the problem?

Which command configures a switchport to connect only a host device in VLAN 301?

Which two commands are required to configure an access port for both voice VLAN 20 and data
VLAN 30? (Choose two.)

Refer to the exhibit.

Which three commands are required on interface fastethernet 5/6 in order to create a trunk link
between another Cisco Catalyst Switch? (Choose three.)

A customer has been allocated a new VLAN on a new Layer 3 switch. After configuring the
Switched Virtual Interface, what additional two configurations are required to ensure the switch
can route packets to the Internet through a gateway with IP address of 209.165.200.250? (Choose
two.)

Refer to the partial Cisco IOS-XR configuration. What is the purpose of the for PFX to PEER
command?
!
mpls ldp
label
advertise
disable
for PFX to PEER
!<output omitted>
!