Network Access

CCNA · 60 questions

• A city clerk needs separate normal-range VLANs for permits staff and public kiosks to work across two wiring closets. What must be true for those VLANs to span both switches?
• County courts marks desk ports as access in the data VLAN and attaches IP phones that also need a voice VLAN. What access-port pattern supports phones and PCs on one cable?
• A public health clinic left unused switch ports in VLAN 1 and wants safer default-VLAN hygiene. What practice best addresses that risk?
• Building permits clerks in VLAN 20 must reach a file server in VLAN 30. What is required for that communication?
• A fire district expects Layer 2 adjacency for printers between two closet switches. What verification matters most before that adjacency works end to end?
• Police records assigns inspector desk ports only to the field-ops VLAN and does not want trunking toward those PCs. What port configuration matches that intent?
• Sanitation plans for IP phones and PCs to share one cable into the closet switch. Which VLAN design supports that coexistence on the access port?
• A wastewater plant moves public Wi-Fi users into a dedicated VLAN isolated from finance servers. What is the primary purpose of that VLAN segmentation?
• Stormwater sees inter-VLAN traffic fail until an SVI or router-on-a-stick comes online. What does that outage demonstrate?
• A tax assessor documents which normal-range VLAN IDs map to which municipal departments. What characterizes those normal-range VLAN IDs in CCNA campus practice?
• An election office converts a closet uplink so multiple VLANs can reach distribution. What is the purpose of making that interswitch link a trunk?
• A 911 PSAP standardizes tagging on all municipal interswitch links. Which encapsulation is the modern Ethernet trunk standard for that design?
• A municipal hospital campus sees risk when native VLAN IDs differ at each end of a trunk. What is the concern with that native VLAN mismatch?
• A community college district wants the guest VLAN pruned from the courts closet trunk. What trunk feature enforces that least-privilege filtering?
• An airport authority finds a VLAN works inside one building but not across buildings after the interswitch trunk is administratively down. What does that demonstrate?
• A port authority keeps native VLAN traffic untagged on the city-hall uplink while all other municipal VLANs ride tagged. Which 802.1Q trunk behavior matches that design?
• A housing authority expects interswitch VLANs and CDP or LLDP neighbors across a fiber between two closets, but the link stays access-mode on one side. What must be true before multi-VLAN traffic can cross?
• Parks and recreation wants to harden city-hall trunks by moving the native VLAN away from its factory default. Which change best matches that hygiene step?
• A fleet garage inventories Cisco closet switches before a weekend cutover and needs a quick view of directly connected Cisco neighbors. Which approach fits?
• An emergency-management office needs multi-vendor cameras and phones to advertise identity to the access switches. Which discovery choice fits that mixed environment?
• A library consortium documents a mixed campus and must contrast Cisco-proprietary discovery with standards-based discovery. Which comparison is accurate?
• A transit authority security review flags public kiosk ports that still send discovery advertisements. What hardening step addresses that risk?
• A water utility needs to confirm which distribution interface faces an access stack during documentation. Which Network Access use of discovery protocols fits?
• A school district IT team bundles two fiber uplinks with LACP so a single member failure should not drop the entire path. What outcome should they expect from a healthy EtherChannel?
• City hall campus design calls for an EtherChannel between access and distribution that still carries multiple municipal VLANs. Which description is correct?
• Animal control needs a bundled uplink between core Layer 3 devices that forwards routed municipal traffic rather than switching VLANs. Which EtherChannel type fits?
• Code enforcement is forming an EtherChannel for the parks closet and must avoid unstable members. Which prerequisite most directly supports a stable LACP bundle?
• Public works wants proof that LACP negotiated a working port-channel for the yard uplink rather than leaving members suspended. What should the operator verify?
• County jail IT wants backup flows to use both members of an EtherChannel rather than pinning everything to one fiber. Which concept explains that behavior?
• A museum campus prefers negotiated bundling between exhibit-hall switches so cabling mistakes are caught early. Why choose LACP negotiation instead of forcing the channel on?
• A city clerk must decide which switch should be the primary root for the civic-core Rapid PVST+ instance. What concept guides that choice?
• After a county courts closet uplink fails, an engineer reviews Rapid PVST+ roles on the remaining redundant path. Which role description is accurate?
• A public health clinic watches Rapid PVST+ during reconvergence after a fiber cut. Which statement about port states is most accurate for that event?
• A building permits desk enables a feature on edge ports facing clerk PCs so those ports skip lengthy listening delays when a PC boots. Which Rapid PVST+ edge feature is that?
• A fire district applies protection on PortFast edge ports so an unexpected switch cannot join the spanning tree through a wall jack. Which feature matches that goal?
• Police records places a safeguard on distribution downlinks so an access switch cannot take over as spanning-tree root. Which feature provides that control?
• Sanitation is worried about unidirectional uplink faults between redundant closets creating a forwarding loop. Which Rapid PVST+ feature addresses that class of problem?
• A wastewater plant considers suppressing BPDUs on certain ports with BPDU filter and must understand the tradeoff versus BPDU guard. Which statement is accurate?
• After stormwater engineers tune bridge priority on the city-hall core, they need to confirm Rapid PVST+ elected the intended root. What should they verify?
• A tax assessor documents the municipal Rapid PVST+ topology and must identify which ports are not forwarding on redundant paths. Which roles describe those non-forwarding backups?
• An election office must choose Wi-Fi for city libraries: standalone APs configured one by one, or APs managed from a wireless LAN controller. Which architecture choice matches centralized policy control?
• A 911 PSAP places campus APs in local mode so user traffic tunnels to a wireless LAN controller. Which statement best describes that mode?
• A municipal hospital branch has a thin WAN link to the central wireless LAN controller. Which AP behavior trade-off best fits that constrained reachability?
• A community college district compares a single small clinic Wi-Fi closet with a multi-building campus. Which wireless architecture match is most appropriate?
• An airport authority must change an SSID and security profile across dozens of APs overnight. Why does a WLC-centric design simplify that change?
• A port authority places APs on access ports in an AP VLAN and connects the WLC uplink with link aggregation. Which physical infrastructure statement is correct?
• A housing authority wants the wireless LAN controller uplink to survive a single switch-port failure and carry more aggregate bandwidth. Which design element should they verify?
• Parks and recreation is cabling closet switches for Wi-Fi. How should port modes typically differ for APs versus uplinks toward distribution or a WLC?
• A fleet garage mounts APs in the ceiling and expects them to boot from the closet switch with no local AC brick. What physical dependency must be planned?
• An emergency-management office documents connectivity so APs can reach the wireless LAN controller. Which path must exist for CAPWAP or AP management?
• A library consortium will retire clear-text remote CLI on all municipal routers. Which management access method should replace Telnet?
• A transit authority cannot reach a router over the management VRF after a change. Which access method is best for out-of-band recovery at the device?
• A water utility manages switches and a WLC through browser GUIs and must stop sending management credentials in the clear. What should administrators enable and prefer?
• A school district wants network-device logins checked against a central server instead of only local usernames on each switch. Which approach fits?
• City hall evaluates management for a few small remote clinics that lack on-site network staff. Which access model is being considered when devices are administered from a cloud dashboard instead of only on-box accounts?
• Animal control creates a staff WLAN on the wireless LAN controller GUI. Which configuration elements are essential for that new WLAN to be usable?
• Code enforcement must lock the inspector WLAN to the required security profile in the WLC GUI before opening day. What should be configured?
• Public works enables voice over WLAN for yard supervisors and applies a QoS profile on that WLAN in the controller GUI. What is the purpose of that profile?
• County jail IT reviews advanced WLAN GUI settings that can affect how clients roam across APs in a large atrium. What should they understand about those settings?
• A museum campus checks the WLC GUI before a gallery opening. What verification confirms the staff WLAN can accept clients on the right network?