350-501 Free Practice Test

BGP has been implemented on a IOS XR router. Which configuration sends BGP IPv4 labels to build inter-domain LSPs?

1. A. router bgp 65515 address-family ipv4 unicast neighbor 172.16.70.23 send-community extended
2. B. router bgp 65515 no bgp default ipv4-unicast
3. C. router bgp 65515 address-family ipv4 unicast neighbor 172.16.70.23 send-community
4. D. router bgp 65515 neighbor 172.16.70.23 address-family ipv4 labeled-unicast

Correct Answer: D

A network architect must implement CSC VPN services for a new backbone carrier. Which two benefits does the architecture provide? (Choose two.)

1. A. It maintains.a single backbone, which simplifies the VPN implementation to customers.
2. B. It eliminates the need to maintain a centralized network-maintenance and operations strategy.
3. C. It leverages IPsec to establish connections within the backbon
4. D. which eliminates the need for BGP to distribute routes.
5. E. It supports a scalable growth strategy that services multiple customers efficiently
6. F. It relies on IP communications, which simplifies the network design.

Correct Answer: AD

A network engineer is implementing BFD configuration changes on a customer's equipment. How is the bfd interval configuration on the interface disconnected?

1. A. The status of the interface changes.
2. B. The IPv4 or IPv6 address configuration on the interface changes.
3. C. It is automatically disconnected when the BFD-configured subinterface is removed.
4. D. It is automatically disconnected when the BFD main interface is removed.

Correct Answer: D

Simulation1



Solution:
SOLUTION:R1
Config t router isis 1
net 49.0001.0010.0001.0101.00
area-password C1sc0! int et0/0
ip router isis 1
isis authen mode text level-2 isis circuit-type level-2
isis tag 1 int et1/0
ip router isis 1
isis authen mode text level-2 isis circuit-type level-2
isis tag 1 R2
router isis 2
net 49.0001.0010.0002.0202.00
area-password C1sc0! int et0/0
ip router isis 2
isis authen mode text level-2 isis circuit-type level-2
isis tag 2 int et1/0
ip router isis 2
isis authen mode text level-1 isis circuit-type level-1
isis tag 2 R3
router isis 3
net 49.0001.0010.0003.0303.00
area-password C1sc0! int et0/0
ip router isis 3
isis authen mode text level-1 isis circuit-type level-1
isis tag 3 int et1/0
ip router isis 3
isis authen mode text level-2 isis circuit-type level-2
isis tag 3
R1 Verification:

R1
Config t
Ipv6 unicast-routing Router isis 1
Metric-style wide
Address-family ipv6 unicast Multi-topology
Int loop0
Ip router isis 1 Ipv6 router isis 1 Isis tag 1
Int et0/0
Ipv6 router isis 1 Int et1/0
Ipv6 router isis 1 R2
Config t
Ipv6 unicast-routing Router isis 2
Metric-style wide
Address-family ipv6 unicast Multi-topology
Int loop0
Ip router isis 2 Ipv6 router isis 2 Isis tag 2
Int et0/0
Ipv6 router isis 2 Int et1/0
Ipv6 router isis 2 R3
Config t
Ipv6 unicast-routing Router isis 3
Metric-style wide
Address-family ipv6 unicast Multi-topology
Int loop0
Ip router isis 3 Ipv6 router isis 3 Isis tag 3
Int et0/0
Ipv6 router isis 3 Int et1/0
Ipv6 router isis 3
R1 Ipv6 Verification: - L

R1
Copy run start R2
Copy run start R3
Copy run start

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

Which two features will be used when defining SR-TE explicit path hops if the devices are using IP unnumbered interfaces? (Choose two.)

1. A. router ID
2. B. labels
3. C. node address
4. D. next hop address
5. E. output interface

Correct Answer: BC