A company wants to ensure that only authorized DHCP servers can provide IP addresses to clients. Which security feature should be enabled?

• A.Port Mirroring
• B.DHCP Snooping
• C.RSTP
• D.LLDP

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A network is configured with two 2930F switches as the aggregation layer. Each 2930F switch has ten connections. The network has twenty 2530 access switches connected to both aggregation switches with 1Gb RJ45. Your task is to replace the aggregation switches with CX
6200 models. In this scenario, which configuration would provide redundancy using two ports on the access switches to the aggregation layer?

• A.Create VSF on the CX 6200 and a lag for CX 6200 and 2530.
• B.Create a single domain VSF for CX 6200 and 2530.
• C.Create a lag on the 2530 to connect to both CX 6200 switches.
• D.Create VSF on the CX 6200 and use stacking with the 2530.

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A Network Technician is setting up a new campus network. The core switch connects to the internet via a firewall. The core switch also connects to several access layer switches, each supporting multiple user VLANs.
What essential Layer 3 configurations must be present on the core switch for a user in any VLAN to be able to access the internet? (Select all that apply.)

• A.An IP address configured on every physical port of the core switch.
• B.A Switched Virtual Interface (SVI) with an IP address for each user VLAN.
• C.A default static route pointing to the firewall.
• D.The `ip routing` command must be enabled globally.
• E.`ip helper-address` configured on every VLAN interface, pointing to the firewall.

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Drag and Drop Question
You are troubleshooting a connectivity issue and are reviewing your notes after talking to your team. Classify each piece of information as either a symptom or a possible cause. (Matches may be used more than once.)

Correct Answer:

Explanation:
A new firewall rule has been added: Cause
My email isn't working: Symptom
My device says "No Internet": Symptom
One of the DNS servers is offline: Cause
The switch firmware was upgraded: Cause
Websites aren't loading: Symptom
A symptom is an observed problem experienced by users or systems. A cause is a change, condition, or failure that could plausibly explain those observed problems.

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Which of the following are NOT primary characteristics of OSPF? (Select two)

• A.Fast convergence
• B.Link State routing
• C.Dynamic routing
• D.Distance vector routing
• E.Scalability

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