300-420 Practice Test

Which two options can you use to configure an EIGRP stub router? (Choose two)

A.

summary-only

B.

receive-only

C.

external

D.

summary

E.

totally-stubby

F.

not-so-stubby

A customer has several remote sites connected with their headquarters through microwave links. An engineer must propose a backup WAN solution based on these conditions:

Which backup WAN link type the engineer recommend?

A.

LTE

B.

802.16 WiMAX

C.

Laser link

D.

802.15.1 Bluetooth

Which feature is required for graceful restart to recover from a processor failure?

A.

Cisco Express Forwarding

B.

Virtual Switch System

C.

Stateful Switchover

D.

Bidirectional Forwarding Detection

An engineer must design a solution to provide backup connectivity between two sites. The
engineer plans to use an Internet connection but company policy requires the connection to
be encrypted. Additionally, there are several applications that utilize multicast to deliver
video streams between the sites. Which technology should the design include?

A.

GRE over IPsec

B.

IPsec direct encapsulation

C.

GETVPN

D.

DMVPN

Which common issue causes intermittent DMVPN tunnel flaps?

A.

a routing neighbor reachability issue

B.

a suboptimal routing table

C.

interface bandwidth congestion

D.

that the GRE tunnel to hub router is not encrypted