300-320 Exam Questions
715 real 300-320 exam questions with expert-verified answers and explanations. Page 1 of 15.
- Question #1Advanced Addressing and Routing Solutions
What is the maximum number of routers that each OSPF area (including the backbone) should contain?
OSPF designarea sizingscalability limitsOSPF best practices - Question #2Advanced Addressing and Routing Solutions
What is the maximum number of neighbors that a router should have in an OSPF area?
OSPF neighborsscalability limitsOSPF designadjacency - Question #3Advanced Addressing and Routing Solutions
Which technology allows multiple instances of a routing table to coexist on the same router simultaneously?
VRFrouting table virtualizationvirtual routingnetwork segmentation - Question #4Advanced Enterprise Campus Networks
Which first-hop redundancy protocol that was designed by Cisco allows packet load sharing among groups of redundant routers?
GLBPFHRPload sharingrouter redundancy - Question #5Advanced Enterprise Campus Networks
Which routing protocol provides the fastest convergence and greatest flexibility within a campus environment?
EIGRPconvergencecampus routingrouting protocol selection - Question #6Advanced WAN Services
A network engineer wants to connect two sites via a WAN technology and to securely pass multicast traffic over this WAN technology. Which WAN technology should be configured?
GRE over IPsecmulticast over WANVPN tunnelingWAN security - Question #7Advanced WAN Services
A network manager wants to securely connect a new remote site to the existing headquarters site using a VPN technology that meets security requirements. Which VPN technology should...
IPsecsite-to-site VPNWAN securityVPN technologies - Question #8Advanced WAN Services
Which VPN technology is tunnel-less?
GET VPNtunnel-less VPNMPLS VPNgroup encryption - Question #9Advanced WAN Services
Which type of connectivity is required for VPLS?
VPLSfull mesh topologyL2 VPNWAN design - Question #10Advanced WAN Services
Which protocol should be run on the LAN side of two edge routers (that are terminating primary and backup WAN circuits) to provide quick failover in case of primary WAN circuit fai...
VRRPFHRPWAN failoveredge router redundancy - Question #11Advanced WAN Services
Which Cisco feature can be run on a Cisco router that terminates a WAN connection, to gather and provide WAN circuit information that helps switchover to dynamically back up the WA...
IP SLAWAN backupcircuit monitoringfailover tracking - Question #12Advanced WAN Services
Which protocol is best when there are circuit connections with two different ISPs in a multihoming scenario?
BGPmultihomingISP redundancyWAN design - Question #13Advanced WAN Services
Private lines make use of which connection type based on cell switching?
ATMcell switchingprivate linesWAN technologies - Question #14Advanced Addressing and Routing Solutions
Refer to the exhibit. Which functionality must be enabled on router A to connect two networks for translating private addresses into "legal" public addresses on a one-for-one basis...
static NATaddress translationprivate to public mappingNAT types - Question #15Advanced WAN Services
Which technology fulfills these requirements? - Utilize a connection that must support a range of traffic, voice, video, and data. - This traffic must also support transmission via...
ATM53-byte cellQoS supportWAN technologies - Question #16Advanced Data Center Networks
Which option is used as a top-of-rack device that is managed by its parent device, providing ease of management?
Cisco Nexus 2000FEXtop-of-rackdata center fabric - Question #17Advanced Data Center Networks
Which option provides software modularity in Cisco NX-OS software in the data center design?
NX-OSsoftware modularityfeature activationdata center OS - Question #18Advanced Data Center Networks
What is an advantage of using the vPC feature in a data center environment?
vPCcontrol plane separationmanagement planehigh availability - Question #19Advanced Data Center Networks
Which option is a benefit of the vPC+ feature?
vPC+FabricPathnonfabric device connectivitydata center topology - Question #20Advanced Data Center Networks
A network administrator wants to provide high availability in a data center environment by making sure that there is no reconvergence of Layer 2 and Layer 3 protocols when there is...
vPChigh availabilityLayer 2 reconvergenceNexus redundancy - Question #21Advanced Data Center Networks
Which virtualization technology allows for HSRP protocol to be used in the active/active configuration where both HSRP Layer 3 devices can forward network traffic?
vPCHSRPactive/active forwardingLayer 2 virtualization - Question #22Advanced Data Center Networks
Which technology extends Layer 2 LANs over any network that supports IP?
OTVLayer 2 extensionoverlay transportdata center interconnect - Question #23Advanced Data Center Networks
What is the purpose of an OTV edge device?
OTVedge devicedata center interconnectoverlay transport - Question #24Advanced WAN Services
Which QoS architecture provides scalability of implementation?
QoSDiffServIntServscalability - Question #25Advanced WAN Services
Which architecture provides a way to deliver end-to-end QoS as required by real-time voice and video business applications?
IntServend-to-end QoSRSVPvoice and video - Question #26Advanced Enterprise Campus Networks
CoS is applied for Layer 2 markings in an Ethernet environment. Which protocol must be configured on the Layer 2 switch port for CoS to work?
CoS802.1QQoS markingLayer 2 - Question #27Security Services
Which protocol is used in an in-band network and why?
in-band managementSSHencryptionnetwork access - Question #28Security Services
What is an advantage of having an out-of-band management?
out-of-band managementnetwork availabilitymanagement planenetwork resilience - Question #29Advanced Enterprise Campus Networks
The direction of the flow of multicast traffic is based on which protocol?
multicast routingPIMRPFunderlying IGP - Question #30Advanced Addressing and Routing Solutions
Which option can be implemented to manipulate the election of PIM DR to force multicast traffic to a certain path?
PIMDR electionmulticastDR priority - Question #31Advanced Enterprise Campus Networks
What network technology provides Layer 2 high availability between the access and distribution layers?
MECLayer 2 HAaccess-distributionmultichassis EtherChannel - Question #32Advanced Enterprise Campus Networks
On which two types of links should routing protocol peerings be established according to best practice? (Choose two.)
routing protocol peeringtransit linkscore linkscampus best practice - Question #33Advanced Enterprise Campus Networks
An HSRP design requirement states that preemption must be enabled for the active switch, which is a Cisco 4507R. Assume a boot time of 300 seconds. Which setting of the preemption...
HSRP preemptionpreemption delay timerfirst-hop redundancyconvergence - Question #34Security Services
What is the next action taken by the Cisco NAC Appliance after it identifies a vulnerability on a client device?
NACnetwork access controlvulnerability remediationposture assessment - Question #35Security Services
Refer to the exhibit. A customer requires a web application implementation, but the web server has communication only to the application server and users, and the database server h...
firewall designsecurity zonesDMZrouted mode - Question #36Advanced Addressing and Routing Solutions
Which route summarization most efficiently reduces perceived network complexity that is composed of subnetworks ranging from 172.16.20.0/24 to 172.16.36.0/24?
route summarizationCIDRIP addressingprefix aggregation - Question #37Advanced Addressing and Routing Solutions
What is the recommended subnet between two sites that have a point-to-point connection to conserve IP addresses?
subnettingpoint-to-point link/30IP address conservation - Question #38Advanced Addressing and Routing Solutions
In which OSI layer does IS-IS operate?
IS-ISOSI modelLayer 2 routinglink-state protocol - Question #39Advanced Addressing and Routing Solutions
Which algorithm does IS-IS use to determine the shortest path through a network?
IS-ISDijkstraSPF algorithmlink-state routing - Question #40Advanced Addressing and Routing Solutions
Which unique EIGRP feature allows for faster Layer 3 convergence?
EIGRPfeasible successorfast convergenceDUAL - Question #41Advanced Addressing and Routing Solutions
EIGRP uses which algorithm to build a routing table?
EIGRPDUALrouting algorithmdistance vector - Question #42Advanced Enterprise Campus Networks
A network engineer has implemented a looped triangle switch block design. What element must be included in the design?
campus designFHRPtriangle topologyaccess-distribution layer - Question #43Advanced Enterprise Campus Networks
Refer to the exhibit. Which two features can enable high availability for first-hop Layer 3 redundancy? (Choose two.)
FHRPVRRPHSRPfirst-hop redundancy - Question #44Advanced Enterprise Campus Networks
To which network layer should Cisco Express Forwarding be tuned to support load balancing and to make more informed forwarding decisions?
CEFload balancingLayer 4forwarding decisions - Question #45Security Services
A Layer 2 switch in the network has recently started broadcasting traffic out of every port and is impacting network performance. The engineering department determines that a MAC o...
MAC floodingport securitystorm controlLayer 2 security - Question #46Advanced Addressing and Routing Solutions
Refer to the exhibit. Based on the configuration, why are routers R1 and R2 not exchanging OSPF routes?
OSPFbackbone areaarea 0routing adjacency - Question #47Advanced Addressing and Routing Solutions
An engineer notices that many BGP peers utilize the same configuration parameters. What can the engineer configure to simplify BGP neighbor statements and generate more efficient B...
BGP peer groupsBGP neighbor configurationBGP optimizationroute updates - Question #48Advanced Addressing and Routing Solutions
What is the correct state between two BGP peers that are neighbors?
BGP session statesBGP neighbor relationshipBGP established - Question #49Advanced Addressing and Routing Solutions
Refer to the exhibit. A network engineer manually reconfigures the BGP configuration on newly upgraded router R1. However, the BGP neighbor relationship does not come up with the d...
BGP authenticationBGP troubleshootingBGP neighbor failureMD5 password - Question #50Advanced Enterprise Campus Networks
Which option is a primary requirement for the deployment of an IPv6-enabled network via the native method (dual-stack model) within the enterprise campus environment?
IPv6 dual-stackIPv6 deploymenthardware forwardingcampus IPv6