CNX-001 Exam Dumps : CompTIA CloudNetX Exam

Comprehensive and Detailed Explanation From Exact Extract:

The traceroute shows that the traffic successfully passes through the application development network (192.168.2.1), to the server segment gateway (192.168.1.1), and reaches the serversegment firewall (192.168.4.1). However, it times out immediately after hitting 192.168.4.1, indicating that the traffic is being dropped or filtered at that firewall.

Because other users (outside of the application development segment) are able to SSH into the database server (192.168.1.9), the issue is not with the database server itself or the core network. This points to the server segment firewall blocking traffic originating from the application development subnet (192.168.2.0/24), which is a common practice in segmented network designs unless proper access rules are defined.

Relevant Extract from CompTIA CloudNetX CNX-001 Study Guide — under “Network Segmentation and Firewall Rules”:

“Firewalls between network segments may enforce security policies that restrict access based on source/destination IP and port. Lack of proper allow rules can result in blocked traffic even if routing is successful.”

Other options:

A. The core firewall is not in the traceroute path; it is irrelevant to this specific flow.

B. NSGs (Network Security Groups) apply to cloud workloads, but the behavior and hop-by-hop flow suggest it is a firewall-level issue, not NSG misconfiguration.

D. Bandwidth issues would typically show packet loss or high latency, not consistent timeouts at a specific hop.

Comprehensive and Detailed Explanation From Exact Extract:

SD-WAN (Software-Defined Wide Area Network) enables private, encrypted connections over public internet links and supports policy-based routing for application-aware traffic steering. It offers centralized management, redundancy, and automatic path selection — all aligned with the stated requirements.

Relevant Extract from CompTIA CloudNetX CNX-001 Study Guide — under “Software-Defined Networking and WAN Optimization”:

“SD-WAN uses secure tunnels over the public internet, supports dynamic path selection, and provides application-aware routing, making it ideal for multi-site enterprise connectivity without dedicated links.”

Other options:

A. MPLS requires dedicated circuits and is costly.

C. Site-to-site VPN provides security but lacks intelligent traffic steering.

D. ExpressRoute is a private connection to Azure, not suited for general internet-based multi-site connectivity.

Comprehensive and Detailed Explanation From Exact Extract:

A collapsed core design combines the core and distribution layers into a single tier, making it ideal for small-scale networks such as satellite campuses or branch offices. It reduces complexity, cost, and footprint while still supporting redundancy and scalability where needed.

Relevant Extract from CompTIA CloudNetX CNX-001 Study Guide — under “Network Design Models”:

“For small to medium-sized deployments, a collapsed core topology reduces hardware and configuration complexity while maintaining essential functionality.”

Other options:

A. Hybrid refers to cloud/physical blends, not network topology.

B. Dual-layer isn’t a standard enterprise architecture reference.

C. Three-tier is overkill for small networks and adds unnecessary complexity.