The following are a set of design decisions related to networking: DD01: Set NSX Distributed Firewall (DFW) to block all traffic by default. DD02: Use VLANs to separate physical network functions…

Question

Options

• ADD04
• BDD01
• CDD03
• DDD02

• A
  8% (3)
• B
  14% (5)
• C
  3% (1)
• D
  75% (27)

Explanation

In VMware Cloud Foundation (VCF) 5.2, the logical design outlines high-level architectural decisions that define the system's structure and behavior, distinct from physical or operational details, as per the VCF 5.2 Design Guide. Networking decisions in the logical design focus on connectivity frameworks, security policies, and scalability. Let's evaluate each: Option A: DD04 - Deploy 2x 64-port Cisco Nexus 9300 switches for top-of-rack ESXi host This specifies physical hardware (switch model, port count), which belongs in the physical design (e.g., BOM, rack layout). The VCF 5.2 Architectural Guide classifies hardware selections as physical, not logical, unless they dictate architecture, which isn't the case here. Option B: DD01 - Set NSX Distributed Firewall (DFW) to block all traffic by default This is a specific security policy within NSX DFW, defining traffic behavior. While critical, it's an implementation detail (e.g., rule configuration), not a high-level logical design decision. The VCF 5.2 Networking Guide places DFW rules in detailed design, not the logical overview. Option C: DD03 - Connect the management interface eth0 of each NSX Edge node to VLAN 100 This details a specific interface-to-VLAN mapping, an operational or physical configuration. The VCF 5.2 Networking Guide treats such specifics as implementation-level decisions, not logical design elements. Option D: DD02 - Use VLANs to separate physical network functions Using VLANs to segment network functions (e.g., management, vMotion, vSAN) is a foundational networking architecture decision in VCF. It defines the logical separation of traffic types, enhancing security and scalability. The VCF 5.2 Architectural Guide includes VLAN segmentation as a core logical design component, aligning with standard VCF networking practices.

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