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03Area of Expertise

Networking & Enterprise Connectivity

Enterprise discipline. Right-sized choices.

We design, build, and run networks. We've done it at every layer: from splicing fiber to a network managed as code. We work across many vendors because we've run their equipment ourselves, and we recommend what fits your requirements and budget, not what we happen to like. Most networks we take on were inherited rather than designed; usually the first job is making what's already there coherent.

At a glance
  • We cover the whole stack - cabling, racks and power, routing and switching, wireless, firewalls, automation - so one company is responsible for the whole network.
  • We work across Cisco, Aruba, MikroTik, FortiGate, and Ubiquiti - and on whatever is already installed. We explain the reasoning behind every choice.
  • Major work is scheduled for the hours when your business is least active - usually at night or at the weekend - so a rebuild does not stop it.
  • If your existing hardware still does the job, we'll tell you to keep it. When you do buy, we source both factory-new and vetted post-lease or refurbished equipment - whichever fits the case and the budget.
  • Everything is tested, labeled, and documented before handover, and we stay on an SLA for as long as it is needed - the length is yours to set.
How we choose what fits

Before we recommend hardware, we answer seven questions:

  1. 01

    Requirements - what the network has to do: how much traffic it carries, how complicated the paths through it are, how long it may be down, what has to be kept apart from what, and which rules you answer to.

  2. 02

    Who runs it day to day - your IT team, one administrator, or nobody.

  3. 03

    Vendor support - do you need a service contract and end-of-life dates known in advance, or will a sound design and a spare device do more.

  4. 04

    Environment - a data center rack, an office closet, a shelf, a shop floor or a warehouse - including power draw, heat, dust, damp and noise.

  5. 05

    Budget - how much there is, and where it does the most good.

  6. 06

    Management - by hand, through a controller, or as code.

  7. 07

    Headroom - how much room for growth you really need.

Enterprise licensing pays off when you'll actually use what it buys - vendor security response, a predictable lifecycle, one company to hold accountable. When you won't, that money is better spent elsewhere, and we'll tell you which case is yours.

What we build

Routers and the internet edge

  • Cisco routers running IOS-XE (ISR / ASR class) - for demanding routing: detailed traffic rules, devices doubled up against failure, strict uptime, or regulations that require vendor support and a published lifecycle behind the platform. If list price is the problem, post-lease hardware runs the same software for far less.
  • MikroTik (CCR / CRS class) - when RouterOS covers everything you actually need. Enterprise support you'll never call is wasted budget; we'd rather spend it where it changes something.

An oversized router is money spent on features nobody uses; an undersized one fails under load. Size comes from measurement, not from a price list.

Campus switching and wireless

Good Wi-Fi is designed, not bought.

  • Cisco Catalyst or Aruba switching and wireless - matched to the building and the team that will run it: full controller setups - one device running every access point - for larger estates, and none where a controller would be overkill.
  • Dell PowerSwitch N-Series and the older PowerConnect - the N-Series is configured like any enterprise gear. PowerConnect is out of vendor support. Where it's already in the building, we check the firmware version, the known vulnerabilities and the role it plays in the network. Then we configure, harden and segment it, and put it on the replacement plan. We replace it when the requirement outgrows it or the risk becomes unacceptable.
  • Survey first - we measure the building with Ekahau before deciding access point counts and placement, then tune power and channels after installation against how the building actually behaves.

If someone quotes an AP count without a site survey, they're guessing. Guesses cost you either coverage or money.

Small sites and SMBs

Every vendor makes equipment for this range; the real question is who runs it afterwards.

  • Ubiquiti UniFi - solid wireless and simple day-to-day management for one building with no IT department and no server room. Built properly: controller configured, network segmented, roaming tested.
  • Cisco small-business switching and ISR 1000-series routers - the routers run the same IOS-XE as the bigger boxes. The switches run simpler software, but with a published lifecycle and a clean path to grow into the larger Catalyst lines. The choice for a small site that needs enterprise features.
  • MikroTik hAP-class routers - when RouterOS covers everything the site needs and budget matters more than a vendor logo.
  • Compact FortiGate - a firewall that inspects what is in the traffic, not just where it came from and where it is going; at the perimeter, for a small office that has something worth protecting.
  • We run it for you - no IT staff doesn't mean nobody watching: monitoring, updates, and changes under a support contract, so a small network gets the same care as a large one.

Small-site gear is built for small sites. If the business needs complex routing, detailed audit logging, or traffic kept separate between locations, it needs equipment a class up - even if the company itself is small.

Data centers

  • Cisco Nexus, with Arista as an alternative - modern leaf-spine fabrics (EVPN/VXLAN), where every server is equally close to every other, managed as code from the first day.
  • New or post-lease - factory-new when the requirement or the vendor's support terms call for it; vetted post-lease hardware when it delivers the same fabric for a fraction of list price.

If two well-chosen switches meet the requirement with headroom, you don't need a fabric. We'll say so plainly.

Segmentation

The goal is simple: if one device gets compromised, the damage stays contained. How far we go depends on what's at stake:

  • Zones and VLANs - the baseline: staff, guests, management, and devices like printers or cameras kept apart by design.
  • VRF separation - departments or systems that must never mix get their own separate, unconnected networks on shared hardware, with controlled crossover only where it's needed.
  • Identity-based access (AAA) - users and devices authenticate before they get onto the network, and admin logins to the equipment itself are centrally controlled and logged (802.1X, RADIUS, TACACS+).
  • Micro-segmentation - isolation down to individual workloads, for the rare cases that justify it. Most companies don't need this level yet, and you'll hear that from us.
  • Perimeter - where a straightforward firewall is enough, FortiGate does it well; when security is tangled up with complex routing, we keep both on the Cisco stack so one vendor is accountable for the whole path.
  • Equipment in the building (IoT) - sensors, controllers, and building equipment get their own locked-down segments. We don't do industrial control systems (PLC/SCADA), and we say so up front.

A firewall license isn't a segmentation design. If nobody has mapped what must be kept apart from what, the hardware won't do it for you.

Connecting sites and remote workers

  • VPNs - site-to-site and remote access, over IPsec, WireGuard, or SSL - chosen by throughput, what the devices at each end support, and who manages it afterwards.
  • Traffic kept apart beyond the building - when departments or systems must stay isolated end to end, each keeps its own path across the link between sites too, so the separation designed in one building holds across all of them.

Remote access that's painful gets bypassed, and bypasses become breaches. Whatever we build has to be easy enough that people actually use it.

The physical layer

A surprising share of network problems start in the cabling, the rack, or the power - so we do that work ourselves.

  • Copper and fiber - we plan the runs, then terminate and test them ourselves; fiber is spliced and measured, with the loss of every run - how much signal the path gives up - recorded in the handover documents.
  • Racks and power - mounting, grounding, and cable management done properly; UPS and PDU capacity planned with whoever is responsible for the building's electrical installation.
  • All the equipment, not just the network - printers, cameras and recorders, UPS units: configured, labeled, and documented along with everything else.

When a bid treats cabling as someone else's problem, the problem usually ends up being yours.

Network as code

This is for companies where the whole network currently lives in one person's head.

  • Configuration in Git - the whole network's settings live in a repository, and every change is reviewed, tested automatically before rollout, and has a rehearsed way back if something goes wrong.
  • No secrets in text files - credentials are stored and rotated in a vault, and the procedures are written down.

Automating an undocumented network just automates the mess. Documentation comes first.

How we work

Every project follows the same sequence, and we schedule the work around your business hours:

  1. 01

    Discovery - what you need, what you have, and what constraints apply. Existing hardware is assessed against the requirements before we propose replacing anything.

  2. 02

    Design - based on how your organization actually works, and reviewed with your team before we build anything. If a purchase, a choice of vendor, or a plan puts security or reliability at risk, we'll say no - even when it would be profitable for us.

  3. 03

    Procurement - licensing, vendor paperwork, and sourcing handled; factory-new or vetted post-lease depending on the case.

  4. 04

    Implementation - in the windows when your business is least active (usually nights and weekends), so operations don't stop.

  5. 05

    Testing and documentation - running alongside the build: every port tested, every device inventoried, every cable labeled.

  6. 06

    Support - we stay on an SLA for as long as it is needed: until the day your own IT takes the system over, or for years afterwards. The length is yours to set - we tie nobody to a term they did not choose.

The people behind it: CCNA-certified, formally qualified in copper and fiber-optic cabling through a Cisco Networking Academy partner school, with hands-on commercial experience at Cisco Systems Polska and HNS Systems sp. z o.o. When a project needs a specialist we don't have on staff that day, we bring one in on contract - working to our standards and our documentation. You deal with the engineers directly, with nobody in between, and we show you where the work stands against the schedule whenever you ask.

What lands in your hands

At handover you get:

  • As-built topology diagrams, the IP addressing plan, and the VLAN numbering
  • The Ekahau survey report and post-tuning heat map
  • A fiber certification sheet with the measured loss of every run
  • A labeled rack with color-coded cabling
  • The configuration repository
  • Written procedures the next engineer can pick up and follow
See this in practice