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Three Common Network and Security Challenges and How to Solve Them

Organizations are under growing pressure to modernize IT infrastructure while maintaining security, reliability, and performance. Aging networks, increasing bandwidth demands, and limited IT resources make it difficult for teams to keep pace. 74% of IT leaders say outdated infrastructure is hindering growth and 97% view modernized networks as critical for deploying AI, IoT, and cloud technologies (Ciscoopens a new window).


DSI Tech helps organizations overcome these challenges with the latest Cisco technology in networking, security, and lifecycle services. Here are three of the most common problems we see and how we have helped solve them.

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Many organizations’ legacy infrastructure no longer meets performance or security requirements. End-of-life hardware can create vulnerabilities that cannot be resolved through software patches alone, while limited network capacity restricts growth.

DSI Tech works with organizations to upgrade core networking environments using Cisco architectures designed for performance, scalability, and long-term reliability. Modern switching platforms enable organizations to expand network capacity, improve resilience, and eliminate vulnerabilities tied to outdated hardware.

A federal agency needed to expand its technology center while ensuring continuity of operations. DSI Tech deployed multiple Cisco switches and upgraded critical infrastructure that had reached end-of-life status. The new environment increased network capacity, strengthened security, and integrated seamlessly with the agency’s existing Cisco architecture. The agency improved operational continuity while reducing long-term maintenance and operational costs.

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Reliable connectivity is essential for modern organizations, yet limited bandwidth and outages are not uncommon: 77% of IT leaders have faced major outages in the last two years (Cisco). Aging infrastructure can’t support growing digital workloads, including cloud services, collaboration platforms, and connected devices.

DSI Tech designs scalable networks using Cisco technologies that support higher bandwidth, failover capabilities, and resilient connectivity across distributed environments. With the right architecture, organizations can improve uptime, increase performance, and ensure consistent connectivity for users and applications.

A large public school system with seven data centers and 76 schools needed to upgrade its network to support increasing bandwidth demands and a growing Bring Your Own Device (BYOD) environment. DSI Tech deployed Cisco NCS optical networking, Cisco Nexus core switching, and Cisco Catalyst infrastructure across all sites. The new architecture created a 100Gbps network ring that significantly improved performance and resilience. The district now benefits from stable data centers, reliable connectivity, and a network capable of supporting the future of digital learning.

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Most IT teams are stretched thin, managing thousands of network devices across multiple locations. Without the right monitoring tools and operational support, maintaining service levels, responding to incidents quickly, and managing configuration changes becomes increasingly difficult.

DSI Tech delivers lifecycle services backed by a 24/7/365 Network Operations Center (NOC) that provides continuous monitoring, incident response, and operational support. Using tools such as Cisco Prime and Cisco Identity Services Engine (ISE), organizations gain real-time visibility into their networks and automate configuration and change management processes.

The same school system managing 76 sites needed continuous monitoring for 4,000+ wireless access points and 2,500+ switches. DSI Tech implemented managed services with proactive monitoring, ITIL-based operational processes, and automated configuration management. The school district improved network stability while freeing internal resources to focus on modernization initiatives rather than daily operational troubleshooting.

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Operationalizing and managing modern infrastructure requires expertise across networking, security, and operations. DSI Tech combines deep Cisco expertise with 475+ Cisco certifications held by our employees, 15+ CCIEs on staff — the top internetworking experts worldwide — and three certified Cisco VIPs out of 59 worldwide with lifecycle services to help organizations modernize infrastructure, strengthen cybersecurity, and ensure reliable connectivity. From design and deployment to ongoing monitoring and support, we help customers build secure, resilient environments that are ready for the future.

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