Network Modernization Assessment
A guided assessment of your network hardware lifecycle, segmentation, firewall governance, redundancy, and wireless capacity across six operational areas. No network access required.
Free to use · no account required
Network Assessment
Work through each section at your own pace. All questions include operational context and specific next steps. Results are shown immediately — no email required.
Network Infrastructure Tool
Network Modernization Assessment
A guided assessment of your network hardware lifecycle, segmentation, firewall governance, redundancy, wireless capacity, and documentation across six operational areas. Work through each section at your own pace — results are shown immediately.
How It Works
What this tool does with your input
How this tool works, and what happens to what you enter
- You
You answer scoped questions
Short, concrete questions about how your environment is actually configured — not a quiz.
- The tool
Scoring runs in your browser
Your answers are evaluated locally against a published baseline — no tenant access, no agent, no connection to your systems.
- You
You get a prioritised gap list
Where you stand by area, with the sequence to address it.
What To Look For
Six Indicators of Network Modernization Need
These are the most common findings surfaced during network infrastructure assessments.
End-of-Support Hardware
Network hardware past manufacturer end-of-support receives no security patches and has no vendor path for failure replacement. This is the single most common finding in network assessments.
Flat, Unsegmented Networks
Without VLAN segmentation, a single compromised device — guest laptop, IoT camera, anything — can reach every other system on the network.
Unreviewed Firewall Rules
Rule sets modified reactively over years accumulate overly permissive or obsolete rules that no one can explain or justify.
Single Points of Failure
A single ISP circuit or non-redundant core switch means any outage — carrier-side or hardware — takes the entire environment offline.
Undersized Wireless Capacity
Access points sized for a much smaller device count create coverage dead zones and performance degradation as device counts grow.
No Network Documentation
Without a topology diagram and current IP/VLAN records, troubleshooting and change management depend entirely on institutional memory.
What This Assessment Covers
Six Areas of Network Modernization
Each section addresses a distinct dimension of network readiness — from hardware lifecycle to documentation.
Hardware Lifecycle
Whether switching, wireless, and firewall hardware is within manufacturer support and firmware is kept current.
Network Segmentation
Whether VLANs separate traffic by function and sensitivity, and guest Wi-Fi is fully isolated from production.
Firewall Governance
Whether firewall rule sets are reviewed on a schedule and changes go through a documented process.
Redundancy & Failover
Whether internet connectivity and core switching have failover paths rather than single points of failure.
Wireless Coverage & Capacity
Whether wireless infrastructure is sized for actual device density and secured with per-user authentication.
Network Documentation
Whether topology, IP addressing, and VLAN assignment are documented and kept current as the network changes.
Why Network Governance Matters
Legacy Networks Fail Quietly Until They Don't
Network infrastructure problems rarely announce themselves until an outage, a security incident, or a failed audit forces the issue.
End-of-Support Hardware Is a Silent Risk
Switches and firewalls past manufacturer support continue working right up until they don't — and any vulnerability discovered after end-of-support is never patched. This is one of the most common and most preventable findings in network assessments.
Segmentation Is a Compliance Expectation, Not a Luxury
HIPAA, SOC 2, and NIST CSF all expect network segmentation as a foundational control. A flat network is both a security exposure and a frequent audit finding.
Firewall Rule Sprawl Compounds Silently
Every rule added under time pressure and never revisited makes the next audit or incident investigation harder. Rule review is the only way to keep the firewall doing the job it was purchased for.
Redundancy Is Cheaper Than Downtime
A secondary internet circuit or redundant core switch costs a fraction of what an extended outage costs in lost productivity — and the exposure is invisible until the primary path fails.
FAQ
Common Questions
Does this tool access my network, switches, or firewalls?
No. This is a structured self-assessment questionnaire — it does not connect to your network hardware, firewall management console, or wireless controllers. You review each question against your environment and select the response that best reflects your current state.
How do I know if my network hardware needs replacement?
The clearest signal is manufacturer end-of-support status — devices past this point receive no security patches and have no vendor path for hardware failure. Age alone is not the determining factor; support status and the presence of known vulnerabilities are.
What is network segmentation and why does this assessment ask about it?
Segmentation divides a network into VLANs by function or sensitivity (production, guest, IoT, voice), limiting how far a compromise on one segment can spread. A flat, unsegmented network gives a single compromised device a path to every other system.
Why does firewall rule review matter if the firewall itself is current?
Modern firewall hardware does not fix accumulated rule sprawl. Rules added for temporary projects or departed vendor relationships routinely outlive their purpose, and without periodic review the rule set becomes more permissive — and less understood — every year.
What is SD-WAN and do I need it?
SD-WAN centrally manages connectivity across multiple locations with defined failover paths, replacing inconsistent point-to-point VPNs or legacy MPLS. It is most relevant for multi-site organizations; single-site organizations should focus first on internet and core switching redundancy.
How often should network documentation be updated?
Ideally as part of every change — topology, IP addressing, and VLAN assignment should be updated whenever the network changes, not reconstructed periodically. Documentation updated only occasionally is out of date again within months.
How is this different from the Network Assessment tool?
The Network Assessment is a shorter check focused on current-state operational health — documentation currency, segmentation, DNS/DHCP resilience, and firewall hygiene. This assessment looks further ahead, at hardware lifecycle, redundancy, and wireless capacity — the factors that determine when and what to modernize, not just whether today's setup is healthy. Segmentation, firewall review, and documentation are asked in both, since they matter to both current health and modernization planning.
Related Operational Guidance
A shorter check on current-state documentation, segmentation, DNS/DHCP resilience, and firewall hygiene.
Full DNS diagnostic including MX routing and NS redundancy.
Inspect certificate validity, expiration, and TLS configuration.
Switching, wireless, firewall, and SD-WAN modernization for legacy network environments.
Continuous monitoring and alerting across network devices, servers, and endpoints.
How a multi-site organization modernized legacy network infrastructure.
Operational Support
Need help modernizing your network?
IT KORR can assess your current network architecture, replace end-of-support hardware, design segmentation, and implement redundant, documented connectivity aligned to your compliance requirements.
No commitment required — we respond within one business day.