Part 9 Flashcards
What it the purpose of the LISP routing and addressing architecture?
A. It creates two entries for each network node, one for its identity and another for its location on the network.
B. It allows LISP to be applied as a network virtualization overlay though encapsulation.
C. It allows multiple instances of a routing table to co-exist within the same router.
D. It creates head-end replication used to deliver broadcast and multicast frames to the entire network.
A. It creates two entries for each network node, one for its identity and another for its location on the network.
What function does VXLAN perform in a Cisco SD-Access deployment?
A. policy plane forwarding
B. control plane forwarding
C. data plane forwarding
D. systems management and orchestration
C. data plane forwarding
Which entity is responsible for maintaining Layer 2 isolation between segments in a VXLAN environment?
A. VNID
B. switch fabric
C. VTEP
D. host switch
A. VNID
What is an emulated machine that has dedicated compute, memory, and storage resources and a fully installed operating system?
A. mainframe
B. host
C. virtual machine
D. container
C. virtual machine
Which technology does VXLAN use to provide segmentation for Layer 2 and Layer 3 traffic?
A. bridge domain
B. VLAN
C. VNI
D. VRF
C. VNI
The following system log message is presented after a network administrator configures a GRE tunnel: %TUN-RECURDOWN Interface Tunnel 0 temporarily disabled due to recursive routing Why is Tunnel 0 disabled?
A. Because dynamic routing is not enabled.
B. Because the tunnel cannot reach its tunnel destination.
C. Because the best path to the tunnel destination is through the tunnel itself.
D. Because the router cannot recursively identify its egress forwarding interface.
C. Because the best path to the tunnel destination is through the tunnel itself.
What is a benefit of using a Type 2 hypervisor instead of a Type 1 hypervisor?
A. better application performance
B. improved security because the underlying OS is eliminated
C. improved density and scalability
D. ability to operate on hardware that is running other OSs
D. ability to operate on hardware that is running other OSs
What is a benefit of a virtual machine when compared with a physical server?
A. Multiple virtual servers can be deployed on the same physical server without having to buy additional hardware.
B. Virtual machines increase server processing performance.
C. The CPU and RAM resources on a virtual machine cannot be affected by other virtual machines.
D. Deploying a virtual machine is technically less complex than deploying a physical server.
A. Multiple virtual servers can be deployed on the same physical server without having to buy additional hardware.
What is required for a virtual machine to run?
A. a Type 1 hypervisor and a host operating system
B. a hypervisor and physical server hardware
C. only a Type 1 hypervisor
D. only a Type 2 hypervisor
B. a hypervisor and physical server hardware
Which entity is a Type 1 hypervisor?
A. Oracle VM VirtualBox
B. Citrix XenServer
C. VMware server
D. Microsoft Virtual PC
B. Citrix XenServer
What are two benefits of virtual switching when compared to hardware switching? (Choose two.)
A. increased MTU size
B. VM-level isolation
C. extended 802.1Q VLAN range
D. hardware independence
E. increased flexibility
B. VM-level isolation
E. increased flexibility
What is a characteristic of a virtual machine?
A. It must run the same operating system as its host.
B. It is deployable without a hypervisor to host it.
C. It must be aware of other virtual machines, in order to allocate physical resources for them.
D. It relies on hypervisors to allocate computing resources for it.
D. It relies on hypervisors to allocate computing resources for it.
Which LISP component is required for a LISP site to communicate with a non-LISP site?
A. Proxy ITR
B. ITR C. ETR
D. Proxy ETR
D. Proxy ETR
Which two components are supported by LISP? (Choose two.)
A. proxy ETR
B. egress tunnel router
C. route reflector
D. HMAC algorithm
E. spoke
A. proxy ETR
B. egress tunnel router
Which two methods are used to reduce the AP coverage area? (Choose two.)
A. Reduce channel width from 40 MHz to 20 MHz.
B. Reduce AP transmit power.
C. Enable Fastlane.
D. Increase minimum mandatory data rate.
E. Disable 2.4 GHz and use only 5 GHz.
A. Reduce channel width from 40 MHz to 20 MHz.
B. Reduce AP transmit power.
Which antenna type should be used for a site-to-site wireless connection?
A. patch
B. dipole
C. omnidirectional
D. Yagi
D. Yagi
In a wireless network environment, what is calculated using the numerical values of the transmitter power level, cable loss, and antenna gain?
A. SNR
B. RSSI
C. EIRP
D. dBi
C. EIRP Reference: https://www.cisco.com/c/en/us/support/docs/wireless-mobility/wireless-lan-wlan/23231-powervalues-23231.html
What does the LAP send when multiple WLCs respond to the CISCO-CAPWAP-CONTROLLER.localdomain hostname during the CAPWAP discovery and join process?
A. unicast discovery request to the first WLC that resolves the domain name
B. broadcast discovery request
C. join request to all the WLCs
D. unicast discovery request to each WLC
A. unicast discovery request to the first WLC that resolves the domain name
What is a fact about Cisco EAP-FAST?
A. It requires a client certificate.
B. It is an IETF standard.
C. It does not require a RADIUS server certificate.
D. It operates in transparent mode.
C. It does not require a RADIUS server certificate. Reference: https://www.cisco.com/c/en/us/support/docs/wireless/4400-series-wireless-lan-controllers/99791-eapfast-wlc-rad-config.html
Which DNS lookup does an access point perform when attempting CAPWAP discovery?
A. CISCO-CONTROLLER.local
B. CAPWAP-CONTROLLER.local
C. CISCO-CAPWAP-CONTROLLER.local
D. CISCO-DNA-CONTROLLER.local
C. CISCO-CAPWAP-CONTROLLER.local
Reference: http://www.revolutionwifi.net/revolutionwifi/2010/11/capwap-controller-discovery-process_23.html
