Latest CCIE 350-001 New Question (26-30)

QUESTION 26
What is true about IP Source Guard with port security?
A.    Binding should be manually configured.
B.    It is not supported if IEEE 802.1x port-based authentication is enabled
C.    The DHCP server must support option 82, or the client is not assigned an IP address.
D.    It filters based on source IP address only.
Answer: C

QUESTION 27
Refer to the exhibit.
Which option best describes how the virtual MAC address is composed?
A.    based on a randomly generated number
B.    based on the burned-in MAC address of the router
C.    based on a number manually configured by the administrator
D.    based on the configured standby group number
Answer: D

QUESTION 28
Which two commands are required to enable multicast on a router, knowing that the receivers only supports IGMPv2? (Choose Two)
A.    IP PIM RP-address
B.    IP PIM ssm
C.    IP PIM Sparse-mode
D.    IP PIM Passive
Answer: AC

QUESTION 29
A branch router is configured with an egress QoS policy that was designed for a total number of 10 concurrent VOIP Calls.
Due to Expansion, 15 VOIP Calls are now running over the link, but after the 14th call was
established, all calls were affected and the voice quality was dramatically degraded.
Assuming that there is enough bandwidth on the link for all of this traffic, which part of the QOS configuration should be updated due to the new traffic profile?
A.    Increase the shaping rate for the priority queue.
B.    Remove the policer applied on the priority queue.
C.    Remove the shaper applied on the preiority queue.
D.    Increase the policing rate for the priority queue.
Answer: D

QUESTION 30
A new Backup Connection is being deployed on a remote site router. the stability of the connection has been a concern. in order to provide more information to EIGRP Regarding this interface, You wish to incorporate the “Reliability” cost metric in the EIGRP Calculation with the command metric weights 1 0 1 0 1.
What impact will this modification on the remote site router have for other existing EIGRP
neighborships from the same EIGRP Domain?
A.    Existing Neighbors will immediately begin using the new metric.
B.    Existing Neighbors will use the new metric after clearing the EIGRP Neighbors.
C.    Existing Neighbors will resync, maintaining the neighbor relationship
D.    All ecisting neighbor relationships will go down
Answer: D