Questions for the 300-420 were updated on : Sep 01 ,2024
Topic 1
Which two BGP features will result in successful route exchanges between eBGP neighbors sharing the same AS number?
(Choose two.)
D E
Topic 1
A customer with an IPv4 only network topology wants to enable IPv6 connectivity while preserving the IPv4 topology
services. The customer plans to migrate IPv4 services to the IPv6 topology, then decommission the IPv4 topology. Which
topology supports these requirements?
A
Topic 1
DRAG DROP
An engineer is designing an addressing plan for a small business using a single /24 network. Each department must have its
own subnet. Drag and drop the subnets from the left onto the requirements of the department they fulfill on the right. Not all
options are used.
Select and Place:
Topic 1
A company is running BGP on a single router, which has two connections to the same ISP. Which BGP feature ensures
traffic is load balanced across the two links to the ISP?
B
Topic 1
Company A recently acquired another company. Users of the newly acquired company must be able to access a server that
exists on Company As network, both companies use overlapping IP address ranges. Which action conserves IP address
space and provides access to the server?
A
Topic 1
Which design consideration should be observed when EIGRP is configured on Data Center switches?
A
Topic 1
Which design consideration must be made when using IPv6 overlay tunnels?
C
Topic 1
When a network is designed using IS-IS, which two circuit types are supported? (Choose two.)
B E
Topic 1
A network solution is being designed for a company that connects to multiple Internet service providers. Which Cisco
proprietary BGP path attribute will influence outbound traffic flow?
C
Topic 1
Refer to the exhibit. EIGRP has been configured on all links. The spoke nodes have been configured as EIGRP stubs, and
the WAN links to R3 have higher bandwidth and lower delay than the WAN links to R4. When a link failure occurs at the R1-
R2 link, what happens to traffic on R1 that is destined for a subnet attached to R2?
D
Topic 1
A company is using OSPF between its HQ location and a branch office. HQ is assigned area 0 and the branch office is
assigned area 1. The company purchases a second branch office, but due to circuit delays to HQ, it decides to connect the
new branch office to the existing branch office as a temporary measure. The new branch office is assigned to area 2. Which
OSPF configuration enables all three locations to exchange routes?
B
Topic 1
Which method will filter routes between EIGRP neighbors within the same autonomous system?
A
Topic 1
What are two valid scaling techniques when an EIGRP network is designed that consists of more than 1000 routers?
(Choose two.)
A E
Topic 1
Refer to the exhibit. Which solution decreases the EIGRP convergence time?
D
Topic 1
A router running ISIS is showing high CPU and bandwidth utilization. An engineer discovers that the router is configured as
L1/L2 and has L1 and L2 neighbors. Which step optimizes the design to address the issue?
D