Pass Using 200-301 Exam Dumps

The correct response is C. A firewall checks packets against security policy and, in stateful designs, connection state. It determines whether traffic is legitimate before allowing it between security zones or networks. For Cisco CCNA 200-301 v1.1, the important point is the mechanism, not a generic description of the technology. Layer 2 switches forward frames, load balancers distribute sessions, and LAN controllers manage wireless infrastructure. When this appears in a network, the symptom normally confirms the answer: the route installed, the state selected, the packet forwarded, the wireless client behaviour, or the management workflow will follow this rule. That is why this answer is the best fit for the scenario and not just a plausible networking term.

Spanning Tree elects the root bridge by comparing bridge IDs. The bridge ID is made from the bridge priority, the extended system ID, and the switch MAC address. The lowest bridge ID wins. If one switch has a lower priority than the others, it becomes root regardless of MAC address. If priorities are equal, the lowest MAC address breaks the tie. In this exhibit, SW3 has the best root-bridge election value, so it becomes the root bridge. Cisco CCNA 200-301 v1.1 Network Access expects engineers to be comfortable reading STP election data because the root placement affects forwarding paths and blocked ports. The decision is not based on physical position in the diagram, interface speed alone, or switch name. It is a deterministic comparison of STP identifiers. Once the root bridge is elected, every nonroot switch selects its root port based on lowest path cost toward that root. The elected root for this configuration is SW3.

R1 needs a route to the remote LAN 20.20.20.0/24 behind R3. The correct static route uses the next-hop address on the adjacent router, 10.10.10.2. That is why option D is correct. A default gateway command is not the correct fix on a router that is already routing; routers use routes in the routing table, not an end-host default gateway setting, to forward packets. Setting a default network is also not the precise repair because the problem is reachability to one known remote subnet. Using only the exit interface on an Ethernet network is weaker design because the router may need ARP resolution for each destination and can create ambiguity on multiaccess media. A next-hop static route states exactly where R1 must send packets for 20.20.20.0/24. This matches the CCNA 200-301 v1.1 IP Connectivity requirement to configure and verify IPv4 static routes. Reference: Cisco IOS static routing behavior and CCNA 200-301 v1.1 routing objectives.

A Layer 3 EtherChannel using an open-standard negotiation protocol requires LACP and a routed port-channel interface. LACP uses active and passive modes; active actively negotiates the bundle. PAgP modes such as auto and desirable are Cisco-proprietary, so they do not meet the open-standard requirement. Static mode on does not use a negotiation protocol at all, so it also fails the question wording. After the physical interface is placed into the channel group with mode active, the port-channel itself must be converted to a routed interface with no switchport and assigned an IP address. Cisco CCNA 200-301 v1.1 Network Access includes EtherChannel, and the important distinction is whether the bundle is Layer 2 or Layer 3. A Layer 2 EtherChannel uses switchport mode commands, often trunking. A Layer 3 EtherChannel behaves like a routed interface. Therefore, B selects LACP, and E creates the routed port-channel with IP addressing.