What the Cisco Catalyst C9300-48UXM is designed to solve

Modern access networks are no longer built around the assumption that every edge connection will remain at one gigabit. Wireless access points can exceed a 1G wired bottleneck, engineering workstations increasingly move large data sets, high-resolution media workflows can saturate conventional links, and connected building devices raise both PoE density and segmentation requirements. The C9300-48UXM addresses this transition by combining a large 2.5G-capable port population with twelve higher-speed multigigabit ports that can negotiate through 5G and 10G. This gives network architects a more graduated way to allocate access bandwidth instead of overprovisioning every endpoint or replacing all horizontal cabling at once.

For many UAE campus deployments, that distinction is important. Offices, schools, healthcare facilities, hospitality properties, warehouses and multi-floor commercial buildings often contain a mixture of cable categories, endpoint ages and traffic profiles. A switch that can negotiate multiple Ethernet rates allows the access layer to support new wireless infrastructure or performance-sensitive endpoints while continuing to serve conventional 1G devices. The result can be a lower-friction migration path from a legacy 1G access estate to a multigigabit design, especially where the organization wants to preserve existing structured cabling that is still electrically suitable for the negotiated speed and channel length.

The platform also targets operational concerns that become more significant as access switches carry more critical workloads. StackWise-480 provides a mechanism for joining compatible C9300 switches into a single logical stack, modular uplinks allow the aggregation interface choice to be changed as the distribution layer evolves, and redundant power architecture can be planned for higher availability. Cisco UPOE extends the usefulness of the access layer by allowing the switch to deliver data and power to supported endpoints, reducing the need for local electrical adapters at desks, ceilings or device mounting locations.

The practical value is not simply that the C9300-48UXM has fast ports. Its value is that it can function as a structured enterprise access platform around which bandwidth, power, redundancy, policy and operations are designed together. That makes it appropriate for organizations standardizing on Cisco campus switching and for projects where wired and wireless access need to share a predictable management, security and lifecycle model.

Verified C9300-48UXM hardware profile and technical interpretation

These numbers should be interpreted as platform characteristics rather than a substitute for a complete solution bill of materials. Licensing, transceiver support, uplink module choice, power supply combination, software release, stack composition and endpoint classes can change what is appropriate for a specific deployment. A quotation should therefore identify not only the base switch but also the exact software tier, uplink module, optics or DACs, stack cables, secondary power supply, support entitlement and any accessories needed for the installation.

ASIC and traffic-path considerations for high-throughput access

The C9300-48UXM is not simply a collection of front-panel interfaces connected to a generic backplane. Cisco documents an internal architecture in which the access ports are distributed across two forwarding ASICs. Ports 1 through 18 in the 2.5G group and ports 37 through 42 in the 10G-capable group map to one ASIC, while ports 19 through 36 and ports 43 through 48 map to the other. The modular uplink path is likewise distributed, with high-speed uplink resources associated with the ASIC architecture. For most access-layer deployments the system handles these details transparently, but the architecture still informs advanced design thinking around traffic distribution and uplink utilization.

A campus switch frequently sees north-south traffic from endpoints toward core applications, internet services and data-center resources. It can also see east-west traffic between local devices, wireless infrastructure, collaboration systems, cameras, edge compute nodes and operational technology. The published 580 Gbps standalone switching capacity and 431.54 Mpps forwarding rate indicate that the platform is designed to process a significant multigigabit access workload, while StackWise-480 provides high-speed interconnection between stack members for systems built as a logical unit.

Designers should still avoid assuming that every access port will simultaneously transmit at its maximum negotiated rate to the same uplink. The real engineering task is to estimate oversubscription based on workload. Office users are bursty. Wireless access points aggregate many clients and can generate higher sustained utilization. Video endpoints can be predictable but continuous. Backup, imaging or engineering applications can create short high-volume periods. By categorizing endpoints and measuring existing traffic, the uplink can be selected to meet the required contention target instead of being chosen purely from the front-panel sum.

The architecture also reinforces the value of link aggregation and resilient uplink design. Where the distribution layer supports it, multiple uplink links can improve both bandwidth and failure tolerance. In a stack, designers can intentionally spread uplinks across stack members so that the access block remains connected after a member, cable or transceiver failure. The correct EtherChannel, routing or campus architecture depends on the upstream design, but the objective is consistent: remove unnecessary single points of failure while providing enough usable uplink capacity for the traffic profile.

Modular uplinks: protecting the access-switch investment

Unlike fixed-uplink access switches, the modular C9300 models use a replaceable network-module bay. This gives the C9300-48UXM a useful lifecycle advantage: the organization can select an uplink module appropriate to the current distribution switch and later change the module as aggregation capacity or optics standards evolve. Cisco lists C9300 network-module choices spanning 1G, multigigabit, 10G, 25G and 40G categories, with supported combinations depending on the exact module and software environment.

The uplink module should be selected only after confirming the upstream switch model, available port type, optic or DAC compatibility, required distance, fiber type and redundancy plan. A 25G module is not useful if the distribution layer has no compatible 25G interfaces, and a 40G optic path should not be ordered without validating the fiber plant and supported transceivers. Likewise, a multi-switch stack may need more than one physical uplink path so that resilience survives the loss of a switch member.

For UAE projects involving new racks or campus expansions, it is often economical to specify the access switch, distribution port capacity and fiber termination strategy in the same design review. FourTeck can coordinate switching requirements through the FourTeck UAE technology portfolio, allowing the quotation to account for optics, patching, rack planning and implementation rather than treating the switch as an isolated line item.

StackWise-480: resilience, scale and operational simplicity

Cisco positions the modular Catalyst 9300 models, including the C9300-48UXM, with StackWise-480 technology. Compatible switches can be connected through dedicated stack links to create a logical switching system with a shared management and control-plane model. Cisco documents support for up to eight compatible C9300 members in a stack, subject to model and license compatibility rules. For network operations teams, this can simplify an access block because multiple physical chassis can be configured and managed as a single logical system rather than as unrelated standalone devices.

The 480 Gbps stack interconnect is particularly relevant when access ports are multigigabit. If an endpoint connected to one member needs to reach an uplink physically attached to another, stack bandwidth becomes part of the forwarding path. A high-capacity dedicated stacking fabric therefore helps the system behave coherently under cross-member traffic. It also allows designers to spread uplinks and services across members, reducing the dependence on any one chassis.

Stacking should not be treated as automatic redundancy. A resilient stack requires deliberate component placement. Power feeds should be divided across independent PDUs or circuits where site design permits. Uplinks should terminate on different stack members. Critical endpoint pairs should be distributed. Stack cables should be connected in the supported ring topology so that a single stack-link failure does not unnecessarily partition the system. Software should be maintained at a supported release, and operational teams should understand the behavior of active and standby control functions during maintenance or failure events.

License compatibility also matters. Cisco stacking rules require compatible model and licensing arrangements. Mixing switch families or higher-scale variants without checking support can create deployment delays. A quotation for two or more C9300-48UXM switches should therefore identify stack cable quantity and length, software tier, power design and uplink distribution from the beginning.

From a capacity perspective, stacking can make access-layer growth easier to manage. Instead of replacing a 48-port switch when a floor expands, another compatible member can be added if the architecture, rack space, power and software standards permit. The resulting system gains ports while preserving a common operational context. For multi-floor or distributed telecom-room designs, however, stacking cable distance and physical topology may make separate routed access blocks more appropriate. FourTeck can help distinguish where stacking improves resilience and where an independent-switch design is operationally cleaner.

Why C9300-48UXM fits Wi-Fi 6 and high-density wireless access

A common reason to move from conventional 1G access switching to the C9300-48UXM is wireless infrastructure. Modern enterprise access points can aggregate traffic from many radios and users, and their wired interface may support 2.5G, 5G or higher Ethernet rates. If an access point capable of multi-gigabit throughput is connected to a 1G-only switch, the wired uplink can become an avoidable bottleneck even when wireless spectrum, client capability and upstream capacity are sufficient.

The C9300-48UXM gives the architect two practical tiers. Thirty-six ports can serve 2.5G-class access points, which covers a broad range of high-performance WLAN deployments, while twelve ports can support 5G or 10G where the selected AP and traffic model justify it. Because all ports support UPOE, data-rate planning and power delivery can be handled on the same access switch. This is especially useful in ceiling-mounted deployments where adding local power adapters would be undesirable.

Wireless switching design should still start with measured demand. A 5G or 10G Ethernet interface on an access point does not mean every AP will continuously generate that throughput. Client density, channel width, spectrum availability, application mix, roaming behavior and RF design all influence actual traffic. The goal is to eliminate avoidable wired bottlenecks while maintaining an economically rational uplink and PoE plan.

For a floor with many APs, uplink oversubscription becomes important. Eight access points each capable of several gigabits can theoretically create substantial aggregate traffic, but normal utilization may be far lower. Engineers should combine WLAN analytics and application requirements with wired traffic measurement to determine whether 10G, 25G or 40G uplinks are warranted. Resilient link aggregation to the distribution layer can then be sized around peak traffic, maintenance objectives and failure scenarios.

A high-quality WLAN access design also integrates segmentation, authentication, QoS and monitoring. The switch is not merely providing a fast electrical link to the AP. It is part of the policy and telemetry path that supports enterprise users, guests, IoT devices and operational services. This is where the C9300 platform’s enterprise software capabilities become as important as its multigigabit hardware.

Security architecture at the campus edge

Access switches sit at one of the most security-sensitive points in the enterprise network because they connect users, phones, cameras, printers, access points, IoT systems and building controls directly to the infrastructure. The C9300-48UXM belongs to the Catalyst 9000 family and runs Cisco IOS XE, giving organizations access to enterprise security and segmentation capabilities that can be incorporated into a wider campus architecture. The exact feature set depends on software version and license level, so project design should always reference the current Cisco feature matrix for the selected release.

At the practical level, campus access security normally includes identity-based admission, role or VLAN assignment, protection against common Layer 2 attacks, policy enforcement, encrypted or trusted management, secure software boot processes, control-plane protection and visibility into endpoint behavior. Cisco documents hardware-anchored trust capabilities for the Catalyst 9300 platform, including Secure Boot and Secure Unique Device Identification, which help verify hardware and software identity during platform operation and onboarding.

Segmentation is particularly important when the same physical switch serves corporate users, guest or wireless infrastructure, cameras and building devices. These populations should not automatically share the same security zone just because they terminate on the same access chassis. VLANs, virtual network constructs, access control and upstream firewall policy can be designed so that devices receive only the connectivity their function requires. For environments that need dedicated perimeter or inter-zone security, FourTeck also provides solutions through the Firewall Dubai practice, allowing switching and firewall policy to be scoped as one end-to-end architecture.

Operational security is equally important. Management interfaces should be restricted to authorized networks, administrative access should use centralized identity where possible, configuration changes should be logged, unused ports should be disabled or controlled, and software should follow an organization-approved patch and maintenance lifecycle. Network teams should also back up configurations, validate images before upgrades and preserve rollback procedures.

When the C9300-48UXM is deployed as part of a Cisco campus architecture, the benefit is therefore not simply port-level security commands. The value is the ability to integrate endpoint access, policy, telemetry, assurance and lifecycle practices into a consistent operating model. A secure deployment begins with a documented access policy and then uses the switch capabilities to enforce and observe that policy.

Cisco IOS XE, Network Essentials, Network Advantage and management choices

The C9300-48UXM is available in licensing variants associated with Cisco enterprise networking software. Common orderable configurations have historically included Network Essentials and Network Advantage tiers, while Cisco has also introduced Meraki-managed variants in the broader Catalyst 9300 portfolio. The right choice depends on the customer’s architecture, routing requirements, automation model, feature depth and preferred management platform. Licensing should therefore be confirmed against current Cisco ordering rules at quotation time rather than inferred from the base hardware name alone.

Network Essentials is generally aligned with standard enterprise access requirements, while Network Advantage extends capability for organizations needing more advanced networking functions. Exact differences evolve across Cisco software releases and subscription models. A buyer should specify required features such as advanced routing, segmentation architecture, telemetry, automation and controller integration before choosing the software tier. This prevents both under-licensing and unnecessary software cost.

Cisco IOS XE provides a programmable operating environment rather than a closed fixed-function firmware model. In mature enterprise deployments, this enables configuration automation, structured telemetry, API-driven operations and integration with Cisco management platforms. These capabilities can reduce configuration drift and improve consistency across large switch estates, but only when the organization has a clear operations model. Automation should be introduced with source-controlled templates, pre-deployment validation and rollback processes rather than ad hoc scripts.

For day-to-day operations, teams should define a standard switch baseline that includes management addressing, time synchronization, logging, AAA, SNMP or streaming telemetry, spanning-tree policy where applicable, VLAN and trunk conventions, interface templates, endpoint authentication, QoS, storm protection, DHCP security features and backup behavior. Building this baseline before installation makes large deployments repeatable and reduces troubleshooting variation between sites.

Customers who operate hybrid environments should also consider how the switch will be monitored alongside firewalls, servers, wireless controllers and applications. FourTeck can help connect switching projects with the wider Server Dubai infrastructure portfolio when campus switching is part of a broader data-center, virtualization or branch modernization project.

Deployment topologies for the C9300-48UXM

In each topology, the network architect should distinguish between physical capability and service requirement. A 10G-capable endpoint port does not automatically require a 40G uplink, and a 60W-capable PoE interface does not mean every endpoint needs that power. Capacity engineering should be based on measured or forecast traffic, endpoint class and acceptable oversubscription during normal operation and failure conditions.

Sizing methodology: how many C9300-48UXM switches should you deploy?

Switch count should not be calculated by dividing endpoint count by forty-eight and rounding up. A production design needs spare ports, power headroom, stack-member failure tolerance, uplink capacity, physical rack constraints and room for growth. The following methodology is more reliable.

1. Inventory endpoints by function. Separate users, APs, phones, cameras, printers, IoT devices, building controllers, servers and special-purpose equipment. Record required speed and PoE class for each.
2. Map speed tiers. Count how many devices need no more than 1G, how many need 2.5G and how many genuinely need 5G or 10G. The C9300-48UXM provides only twelve ports in the 5G/10G-capable tier, so this count is important.
3. Add growth reserve. Reserve ports for future APs, desks, cameras and temporary connectivity. A switch that is delivered nearly full creates operational friction from the first expansion request.
4. Calculate PoE budget. Add maximum endpoint requirements, apply sensible diversity if permitted by design policy, and then test the design under a power-supply failure scenario.
5. Calculate uplink demand. Estimate normal and peak northbound traffic by endpoint class. Determine acceptable oversubscription and select uplink speed and quantity accordingly.
6. Model failures. Ask what happens if one uplink, one stack member or one PSU fails. Critical services should remain within the organization’s availability objective.
7. Validate physical constraints. Confirm rack units, cabinet depth, airflow, AC feeds, UPS capacity, cable reach and patch-panel density before finalizing quantity.

Suppose a floor requires 74 powered endpoints including ten access points. Two 48-port switches provide 96 ports, which appears sufficient. But if twenty endpoints are planned to move to high-throughput wireless or 5G/10G copper over the next two years, designers must verify that the twelve higher-speed ports per switch are distributed appropriately. They must also decide whether losing one switch can be tolerated. If not, endpoint placement and spare capacity need to be planned so essential services survive a member outage.

A second example is a 120-device floor. Three switches provide 144 ports, leaving 24 spare. That may be healthy, but if PoE demand is high and the rack has only one electrical circuit, the design still has a single power-domain risk. Likewise, if all three switches use one uplink bundle terminating on the same distribution chassis, the stack may remain a large failure domain. Physical count is only the first layer of sizing.

For this reason, FourTeck quotations can be structured around endpoint and topology requirements instead of a bare switch quantity. That approach helps ensure the ordered hardware, licenses, power modules, stacking components and uplink optics align with the intended service design.

UAE infrastructure, cabling and environmental planning

Deploying a high-density multigigabit access switch in the UAE requires attention to the physical environment as well as network configuration. Communications rooms should maintain controlled temperature and humidity, remain free from construction dust, provide unobstructed airflow and use cabinets with adequate depth for the chassis, power supplies, cable bend radius and rear service access. The C9300-48UXM is approximately one rack unit high, but its depth is greater than many compact access switches, so shallow wall-mounted cabinets should be checked carefully before procurement.

Copper cabling quality directly affects multigigabit results. Existing Category 5e or Category 6 installations may support certain NBASE-T rates depending on distance and condition, but project assumptions should be tested rather than guessed. For 10G copper, Category 6A is the safer enterprise standard for full-distance operation. Patch cords, keystone jacks and patch panels should be included in channel certification, because the weakest component can limit the negotiated rate.

Fiber uplinks require a parallel audit. Determine whether the building uses multimode or single-mode fiber, the optical budget, connector type, patch-panel arrangement and available strands. Then select a supported Cisco transceiver or DAC that matches the C9300 uplink module and distribution-side interface. Mixing incompatible optics, wavelengths or fiber types is a common cause of commissioning delays.

Power availability should be documented at rack level. Two power supplies improve chassis resilience only when they are connected to appropriately independent power sources. Connecting both supplies to the same nonredundant PDU does not eliminate upstream electrical risk. Where uptime is important, designers should consider A/B PDUs, suitable UPS protection and maintenance bypass arrangements. Total UPS sizing must include PoE load because powered endpoints draw energy through the switch.

Finally, spare optics, stack cables, power cords and transceivers can be important for sites where replacement lead time affects service. The correct spares policy depends on installed quantity and business criticality. A large campus may justify on-site cold spares, while a small office may rely on supplier support and service entitlement. These operational decisions should be captured in the procurement plan, not left until after a failure.

Licensing and bill-of-materials accuracy: avoid ordering the switch in isolation

Cisco enterprise switching orders are composed of more than the chassis SKU. The base switch identifies the hardware family and access-port architecture, but the usable solution may also require a software entitlement, uplink network module, compatible transceivers, stack cables, secondary power supply, power cords, support service and mounting or cable-management accessories. Failing to include one of these can delay deployment even when the main switch arrives on time.

For the C9300-48UXM, the suffix used in the actual Cisco orderable part number matters because Network Essentials and Network Advantage configurations are not identical from a software-entitlement perspective. The product title “C9300-48UXM” should therefore be treated as the platform selection, after which the exact licensing SKU is matched to feature requirements. Customers should state whether they need advanced routing, specific segmentation functions, controller integration, cloud management options or other enterprise features before the purchase order is finalized.

The uplink module is a second critical line item. A switch ordered without the intended module cannot provide the planned SFP, SFP+, SFP28 or QSFP+ connectivity. The transceivers must then be matched to both the module and the upstream switch. Even when both ends support the same nominal speed, distance and fiber type still need to align.

Stacking has its own accessories. If two or more C9300 switches will operate as a StackWise system, supported stack cables of appropriate length should be included. The physical cabinet arrangement should be known so cable length is neither insufficient nor excessively difficult to manage. If cross-stack power sharing or other power architecture is planned, compatible components and support rules should also be confirmed.

A procurement-ready BOM is therefore a design output, not a shopping list assembled from independent part numbers. FourTeck can prepare the C9300-48UXM quotation around the intended topology so the hardware and accessories arrive as a coherent deployment set.

Migration from Catalyst 3850, legacy 1G access or mixed-vendor switching

Organizations considering the C9300-48UXM are often replacing older 1G access platforms rather than building a network from scratch. A successful migration should preserve service continuity while modernizing speed, power, policy and management. The first step is to export the current switch inventory and interface state: active ports, VLANs, trunks, EtherChannels, PoE draw, authentication settings, QoS, spanning-tree roles, routing, management addresses and connected-device descriptions.

Next, classify which existing configurations should be carried forward and which should be redesigned. Legacy networks often contain unused VLANs, inconsistent access-port templates or manually accumulated exceptions. A refresh is an opportunity to create standardized configurations rather than copying every historical setting. Network teams should define the target policy before converting syntax.

Physical cabling is then tested. If the goal is to use 2.5G, 5G or 10G copper, validate the channels that will carry those speeds. Wireless access points should be mapped to appropriate switch ports based on required speed and power. Uplinks should be upgraded in parallel if the new edge capacity would otherwise overwhelm the old distribution path.

For stacked environments, stage and validate the stack before the maintenance window. Confirm software versions, licenses, stack member numbering, priority, power supplies and uplink modules. Preconfigure interfaces where possible, label cables, and document the rollback plan. During migration, move services in logical groups rather than random patch-panel order so troubleshooting remains controlled.

Mixed-vendor migrations require extra attention to spanning-tree behavior, link aggregation, VLAN tagging, optics support and authentication. Standards-based interoperability is common, but vendor defaults can differ. Test representative uplinks and endpoint types before large-scale cutover.

After migration, validate more than link lights. Check negotiated access speeds, PoE status, uplink bundle state, routing adjacencies, authentication, DHCP behavior, DNS reachability, monitoring, logging and application performance. Record a post-change baseline so future operations teams can distinguish normal behavior from faults.

Operational practices for a reliable Catalyst 9300 access estate

The long-term value of an enterprise switch depends on operations after installation. Start with configuration standardization. Interface templates should define access VLAN, authentication, port security behavior, voice configuration, QoS trust, PoE policy, LLDP/CDP requirements and shutdown behavior for unused ports. Uplinks should use a consistent naming and aggregation convention. Management settings should be centrally governed.

Software lifecycle is equally important. Organizations should track the Cisco IOS XE release train selected for production, review security advisories, test maintenance releases in a lab or pilot group and schedule upgrades according to business impact. Stack upgrades require particular attention because multiple access switches may be affected by one maintenance event. Recovery images and configuration backups should be available before change windows.

Monitoring should include interface errors, port utilization, packet drops, CPU and memory trends, PoE consumption, power-supply status, fan state, stack health, temperature, uplink utilization and authentication failures. Thresholds should be tuned to the environment rather than left at generic defaults. A sudden rise in CRC errors on a 5G or 10G copper link may indicate cabling problems; repeated PoE negotiation issues may point to endpoint or cable faults.

Capacity reviews should be performed before the switch runs out of physical ports or uplink bandwidth. Track spare ports by speed tier, not only total spare count. A switch may have ten free ports but no remaining 10G-capable ports, which is a different capacity problem. Similarly, track PoE headroom and stack-member utilization.

Documentation should capture rack position, serial numbers, stack membership, management IPs, uplink destinations, power feeds, software versions, license tier and support contract. This information reduces recovery time when hardware or services fail and makes future expansion more predictable.

C9300-48UXM versus common alternative access-switch profiles

The key selection question is not whether the C9300-48UXM is powerful. It is whether its particular combination of 2.5G density, twelve 10G-capable ports, UPOE, modular uplinks and StackWise-480 matches the endpoint population. Correct model selection can reduce both capital cost and future migration work.

Technical FAQ for Cisco Catalyst C9300-48UXM buyers in UAE

Procurement and support considerations in Dubai and across the UAE

Enterprise switching procurement should address authenticity, configuration accuracy and lifecycle support. The C9300-48UXM is available in several licensing and ordering variants, so buyers should verify the precise suffix and entitlement rather than assuming all C9300-48UXM listings are equivalent. A technically correct quotation should identify the switch variant, software tier, uplink module, optics, stacking accessories, power components and support requirements in one document.

Lead time can differ between chassis, power supplies, network modules and optics. For project schedules, the critical path may therefore be an accessory rather than the switch itself. If a deployment must happen during a fixed maintenance window, confirm availability of every required component before committing to the date. For larger rollouts, consider staged delivery so configuration templates and pilot validation can begin before all sites are ready.

Support coverage should match business criticality. Some organizations need next-business-day hardware replacement, while others require a more aggressive service objective. Software support and entitlement access can also be important for obtaining updates and technical assistance. These requirements should be discussed during procurement rather than after an incident.

FourTeck supports UAE customers with switching, security, wireless and data-center infrastructure sourcing. Customers managing operations outside the UAE can also reference the FourTeck global technology site for broader project coordination. For local projects, the recommended process is to provide an endpoint count, current topology, uplink environment and desired resilience level so the BOM can be checked before order submission.

This approach reduces the risk of receiving a switch that is technically capable but incomplete for the planned installation. It also makes commercial comparisons more meaningful because competing quotations can be evaluated against the same defined bill of materials instead of different accessory assumptions.

Decision recap: when the C9300-48UXM is the right choice

The Cisco Catalyst C9300-48UXM is a strong access-layer choice when the network needs more than a conventional 48-port 1G PoE switch but does not require forty-eight 10G copper interfaces. Its specific strength is the balance between a large 2.5G-capable population and twelve higher-speed multigigabit ports, combined with Cisco UPOE, modular uplinks and StackWise-480.

The strongest deployment is one where the switch’s port-speed distribution mirrors the real endpoint distribution. When that match exists, the C9300-48UXM can provide a long-lived access platform that supports wireless growth, powered devices and uplink evolution without forcing an immediate redesign of the entire campus.

Quotation input checklist

For an accurate Cisco Catalyst C9300-48UXM quotation, provide as much of the following information as available. Missing items can be reviewed during solution sizing, but the more complete the input, the more precise the bill of materials.