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Cisco CCNA (Exam 200-301) > Volume 2 - Chapter 4: Building a Wireless LAN > Flashcards

Volume 2 - Chapter 4: Building a Wireless LAN Flashcards

1
Q

Describe the purpose of the service port on a Cisco WLC.

A

The service port allows for Out-Of-Band management via SSH or HTTPS.

Also referred to as a data management interface.

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2
Q

What port on a Cisco WLC is used to enable HA operations?

A

The redudancy port.

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3
Q

The data Ethernet port on a Cisco WLC is referred to as?

A

The distribution system ports.

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4
Q

What type of EtherChannel configuration is supported for the WLC’s distribution (Ethernet) ports?

A

A static LAG (Link Aggregation Group).

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5
Q

What type of interface is used to map a WLAN to a VLAN on the wireless controller?

A

The dynamic interface.

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6
Q

What layer do dynamic interfaces operate at on an IOS-XE wireless controller?

A

Layer 2

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7
Q

What layer do dynamic interfaces operate at on an AireOS wireless controller?

A

Layer 3

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8
Q

What configuration(s) are required on a dynamic interface on an AireOS controller?

A

IP Address, Subnet Mask, Default Gateway and a DHCP Server

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9
Q

Describe the purpose of the Wireless Management Interface (WMI) on a Cisco WLC.

A

Both IOS-XE and AireOS use WMIs for the same purpose:

  • Terminating CAPWAP tunnels
  • RADIUS authentications
  • WLC to WLC communications
  • SSH, NTP, and SNMP
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10
Q

What interface on a WLC uses a unique non-routable address and is used for specific client facing operations?

For example, relaying DHCP requests to a DHCP server.

A

The virtual interface

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11
Q

What is the maximum amount of WLANs that can be configured on a Cisco WLC?

A

512

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12
Q

What is the maximum amount of WLANs that can be active at one time on a Cisco WLC?

A

16

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13
Q

Each WLAN is advertised via their own unique ____.

A

Beacon.

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14
Q

How many active WLANs are recommened in a single area?

A

5 or fewer, but 3 maximum is best.

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15
Q

What are the 3 categories (tags) of AP operation on an IOS-XE controller?

A

Policy, Site, and RF.

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16
Q

Where is the category that the following parameters fall under?:

  • SSID and band settings
  • Layer 2 & 3 security
  • AAA
A

Under Policy > WLAN Profile

17
Q

Where is the category that the following parameters fall under?:

  • VLANs
  • Multicast
  • ACLs and URL Filters
  • QoS Policies
A

Under Policy > Policy Profile

18
Q

Where is the category that the following parameters fall under?:

  • CAPWAP Timers
  • Rogue Detection
  • AP Fallback
A

Under Site > AP Profile.

19
Q

Where is the category that the following parameters fall under?:

  • Native VLANs
  • Local Authenitcation
  • DNS Security
A

Under Site > Flex Profile.

20
Q

Describe the purpose of the Policy category on an IOS-XE controller.

A

Policies define the WLANs and their security policies

21
Q

Describe the purpose of the Site category on an IOS-XE controller.

A

Settings for the AP controller and CAPWAP/FlexConnect behavior on a per-site basis.

22
Q

Describe the purpose of the RF category on an IOS-XE controller.

A

Settings for wireless bands and transmission.

23
Q

Where are new VLANs created on a IOS-XE controller?

A

Under Configuration > Wireless Setup > WLANs

24
Q

What layer 2 security options are available for an SSID?

A

5 Options:

  • WPA + WPA2
  • WPA2 + WPA3
  • WPA3
  • Static WEP
  • None
25
Q

A technician enables layer 2 security using the WPA + WPA2 option, but wants to only enable WPA2 and disable WPA.

How can they do this?

A

After selecting the WPA + WPA2 option, they can disable the WPA Policy by unchecking the box

26
Q

What is the default encryption for WPA2?

A

AES (CCMP128)

27
Q

What option is enabled by default and allows wireless client roaming and reauthentication as clients move?

A

Fast Transition (FT).

28
Q

What is the default amount of max connections per WLAN when a WLAN is created?

A

0 (unlimited)

29
Q

What is the default amount of max connections per AP per WLAN when a WLAN is created?

A

0 (unlimited)

30
Q

What is the default amount of max connections per AP raido per WLAN when a WLAN is created?

A

200

31
Q

What advanced option can be enabled to allow the controller to distribute clients across neighboring APs?

A

Load Balancing.

32
Q

True or False:

The 802.11ax option is enabled by default.

A

True.

33
Q

Where can the setting for the VLAN mapping to the WLAN configured?

A

Add Policy Profile > Access Policies > VLAN.

34
Q

Where can the setting for the WLAN sesstion and idle timeouts be configured?

A

Add Policy Profile > Advanced > WLAN Timeout

35
Q

What is the default session timeout for a WLAN?

A

1800 seconds (30 minutes).

Cisco CCNA (Exam 200-301) (41 decks)

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