Free 300-430 Practice Test Questions 2026

A customer is experiencing performance issues with its wireless network and asks a
wireless engineer to provide information about all sources of interference and their impacts
to the wireless network over the past few days. Where can the requested information be
accessed?

A.

CleanAir reports on Cisco Prime Infrastructure

B.

Performance reports on Cisco Prime Infrastructure

C.

Interference Devices reports on Cisco Wireless LAN Controller

D.

Air Quality reports on Cisco Wireless LAN Controller

An engineer configured a Cisco AireOS controller with two TACACS+ servers. The
engineer notices that when the primary TACACS+ server fails, the WLC starts using the
secondary server as expected, but the WLC does not use the primary server again until the
secondary server fails or the controller is rebooted. Which cause of this issue is true?

A.

Fallback is enabled

B.

Fallback is disabled

C.

DNS query is disabled

D.

DNS query is enabled

On a branch office deployment, it has been noted that if the FlexConnect AP is in
standalone mode and loses connection to the WLC, all clients are disconnected, and the
SSID is no longer advertised. Considering that FlexConnect local switching is enabled,
which setting is causing this behavior?

A.

ISE NAC is enabled

B.

802.11r Fast Transition is enabled

C.

Client Exclusion is enabled

D.

FlexConnect Local Auth is disabled

Which two steps are needed to complete integration of the MSE to Cisco Prime
Infrastructure and be able to track the location of clients/rogues on maps? (Choose two.)

A.

A. Synchronize access points with the MSE.

B.

Add the MSE to Cisco Prime Infrastructure using the CLI credentials.

C.

Add the MSE to Cisco Prime Infrastructure using the Cisco Prime Infrastructure
communication credentials configured during set up.

D.

Apply a valid license for Wireless Intrusion Prevention System.

E.

Apply a valid license for location tracking.

Which component must be integrated with Cisco DNA Center to display the location of a
client that is experiencing connectivity issues?

A.

Cisco Hyperlocation Module

B.

Wireless Intrusion Prevention System

C.

Cisco Connected Mobile Experiences

D.

Cisco Mobility Services Engine

A network engineer observes a spike in controller CPU overhead and overall network
utilization after multicast is enabled on a controller with 500 APs. Which feature connects
the issue?

A.

controller IGMP snooping

B.

multicast AP multicast mode

C.

broadcast forwarding

D.

unicast AP multicast mode

An engineer is configuring multicast for wireless for an all-company video meeting on a
network using EIGRP and BGP within a single domain from a single source. Which type of
multicast routing should be implemented?

A.

Protocol Independent Multicast Dense Mode

B.

Source Specific Multicast

C.

Multicast Source Discovery Protocol

D.

Protocol Independent Multicast Sparse Mode

Refer to the exhibit

An engineer must connect a fork lift via a WGB to a wireless network and must
authenticate the WGB certificate against the RADIUS server. Which three steps are
required for this configuration? (Choose three.)

A.

Configure the certificate, WLAN, and radio interface on WGB.

B.

Configure the certificate on the WLC.

C.

Configure WLAN to authenticate using ISE.

D.

Configure the access point with the root certificate from ISE.

E.

Configure WGB as a network device in ISE.

F.

Configure a policy on ISE to allow devices to connect that validate the certificate.

A FlexConnect remote office deployment is using five 2702i APs indoors and two 1532i
APs outdoors. When a code upgrade is performed and FlexConnect Smart AP Image
Upgrade is leveraged, but no FlexConnect Master AP has been configured, how many
image transfers between the WLC and APs will occur?

A.

1

B.

2

C.

5

D.

7

Which QoS level is recommended for guest services?

A.

gold

B.

bronze

C.

platinum

D.

silver

An engineer is following the proper upgrade path to upgrade a Cisco AireOS WLC from
version 7.3 to 8.9.
Which two ACLs for Cisco CWA must be configured when upgrading from the specified
codes? (Choose two.)

A.

Permit 0.0.0.0 0.0.0.0 UDP any any

B.

Permit 0.0.0.0 0.0.0.0 any DNS any

C.

Permit 0.0.0.0 0.0.0.0 UDP DNS any

D.

Permit 0.0.0.0 0.0.0.0 UDP any DNS

E.

Permit any any any

Which AP model of the Cisco Aironet Active Sensor is used with Cisco DNA Center?

A.

1800s

B.

3600e

C.

3800s

D.

4800i