Refer to the exhibit.

Router 1 and router 2 are running OSPF Area 0. The router logs on both routers show that the LDP link has flapped. Which configuration must the engineer apply to the two routers to implement session protection on the link?

• A.Option C
• B.Option B
• C.Option D
• D.Option A

Comment: *

Name: *

Email: *

Verification: *

Refer to the exhibit.

An engineer wants to determine which paths are best, second best, third best, and fourth best. Drag and drop the peer addresses on the left to the corresponding BGP best-path selection order on the right.

Correct Answer:

Comment: *

Name: *

Email: *

Verification: *

Refer to the exhibit:

If router A is the RP, which PIM mode can you configure so that devices will send multicast traffic toward the RP?

• A.BIDIR-PIM
• B.PIM-SSM
• C.PIM-SM
• D.PI MM-DM

Comment: *

Name: *

Email: *

Verification: *

Refer to the exhibit.

Refer to the exhibit. A network engineer is configuring router RB to secure BGP advertisements against route hijacking activity. RB must validate all prefixes that it receives from origin AS 200 before installing them in the BGP route table. Which configuration meets the requirement?

• A.RB(config)# router bgp 100
  RB(config-router)# address-family ipv4 unicast
  RB(config-router-af)# bgp bestpath origin-as use validity
• B.RB(config)# router bgp 100
  RB(config-router)# address-family ipv4 unicast
  PB(config-router-af)# bgp origin-as validation enable
• C.RB(config-bgp)# router bgp 100
  RB(config-bgp)# bgp origin-as validation time off
• D.RB(config-bgp)# router bgp 100
  RB(config-bgp)# bgp origin-as validation signal ibgp
  RB(config-bgp)# bgp bestpath origin-as allow invalid

Comment: *

Name: *

Email: *

Verification: *

Refer to the exhibit.

What is the result of this configuration?

• A.Router 1 opens and closes a TCP connection to the TACACS+ server every time a user requires authorization.
• B.Router 1 and the TACACS+ server maintain one open connection between them only when network administrator is accessing the router with password ciscotest.
• C.Router 1 and the TACACS+ server maintain one open connection between them.
• D.Router 1 opens and closes a TCP connection to the TACACS+ server every time a user requires authentication.

Comment: *

Name: *

Email: *

Verification: *