Connect. Secure. Manage.
Cisco Network End-of-Life Planning
Review Cisco support milestones and replacement needs, prioritising network changes by exposure, service criticality and practical migration requirements.
Devices supported
across the UK
Client locations
supported
Traffic handled
at peak time
Average
response time
Average response is not a resolution time or a contractual guarantee. Support scope and response commitments are agreed for each engagement.
Cisco network end-of-life planning sets out how to maintain or replace services that rely on ageing products. End of sale and end of support are different dates, and the contract also matters. We review the estate and plan changes around risk, linked systems and business needs. This gives each move a practical priority.
Useful visibility
Monitor service-relevant conditions rather than collecting alerts without ownership.
Controlled change
Keep maintenance, automation and configuration work reviewable and recoverable.
Clear escalation
Connect incidents to the right engineering, provider and business contacts.
Identify the exact products and releases
We reconcile the inventory with device models, software and relevant support records. Similar product names can have different lifecycle notices, and installed components may not match an old procurement list. The assessment records the evidence used and identifies items that need confirmation before a decision is made.
Software and management platforms are included alongside hardware. A supported switch may depend on a controller or release approaching a separate milestone. Planning only for the chassis can leave the service exposed to a dependency that becomes unsupported earlier.
Standards & partnerships
Confidence in the team behind your network.
Cisco Partner
Cisco Meraki
Cyber Essentials
Cyber Essentials PlusMCI Network Services is operated by Proxar Ltd. Certifications apply to the certified legal entity and the scope of its certificates. View accreditation information
Interpret the applicable milestones
We review vendor notices for sale, maintenance, renewal and final support dates as relevant to the product. The report explains their practical meaning and distinguishes them from the customer’s own contract expiry. It does not assume that every notice requires immediate removal or that continued forwarding makes a support deadline irrelevant.
The customer also needs to understand what a renewal can and cannot change. Purchasing an associated subscription does not on its own extend the support life of underlying equipment. Where commercial rights or exceptional arrangements are relevant, they are confirmed through the authorised vendor or supplier channel rather than inferred from general documentation.
A useful starting point
Tell us what is happening.
A short description of the problem is enough for an initial discussion.
Assess service risk and exposure
Prioritisation considers business criticality, security exposure, fault history, available spares and the consequences of replacement delay. A publicly exposed edge device and a low-impact isolated component may justify different schedules. We explain that reasoning so the plan is an engineering decision rather than a list sorted only by age.
Resilience is assessed realistically. Spare hardware or redundant paths can reduce some risks but may share the same unsupported software or dependency. The report identifies residual exposure and the conditions under which continued operation is accepted, with a named decision owner and review point.
Different environments. The same care.
Built around the work
your network supports.
Finance, banking and the wider private sector. We start with the systems and people that depend on your connections.
Finance & banking
Market-data paths, routing and provider coordination on clients’ behalf.
Financial-market services ↗Offices & multi-site teams
Reliable access between people, workplaces and business applications.
Office network design ↗Data centres & cloud
Network boundaries, workload connections and operational ownership.
Data centre networks ↗Define the replacement requirement
A replacement should meet the service’s current and planned needs, not simply reproduce the old model’s port count. We review traffic, features, power, cabling, management and integration needs. This can reveal opportunities to simplify the design and dependencies that would make a direct swap unsafe.
Licensing, optics, support and rollout effort are included in the scope. A hardware-only comparison can understate the cost and complexity of migration. The customer should understand the complete change programme before approving procurement, including work required from app, server or provider teams.
Plan migration and coexistence
The transition identifies pilot sites, temporary connections, addressing and routing changes, and the order in which services move. Where old and new platforms coexist, we check supported interoperability and avoid assuming that familiar protocols eliminate every feature or operational difference.
Rollback boundaries are defined before cutover. Some migrations can return to the old path easily; others alter dependencies that require a separate recovery process. The plan records those limits and provides decision points so the team does not continue merely because equipment has already been delivered.
Validate and retire deliberately
Acceptance checks the relevant app paths, security policy, performance and agreed failure behaviour on the replacement. Device availability alone is not enough. Results are recorded with any limitations and open actions before the old infrastructure is removed from its recovery role.
Retirement includes setup and credential handling, account release, inventory updates and approved disposal or reuse. We select platform-appropriate methods and retain an evidence record. Removing a switch from the rack does not by itself complete the operational or information-security work associated with decommissioning it.
Keep the programme under review
The deliverable is a prioritised register with dates, dependencies, owners and next decisions. Vendor notices, business plans and procurement lead times can change. So the programme is reviewed rather than treated as a fixed document. Deferred actions remain visible with their accepted risk and rationale. A changed support date or service dependency can justify reprioritising that decision.
MCI provides end-of-life planning within network lifecycle management or a focused Cisco refresh project. We help your organisation move from lifecycle announcements to an achievable engineering plan, without using every notice as a reason for an immediate replacement sale or minimising risks that need a timely decision.
Talk to a specialist
Need a specialist view?
Tell us what is affected, what changed and what your team has already checked. A short outline is enough to start.
+44 203 196 6566Choose option 1
sales@proxar.co.ukUK-wide service.
Most of our engineers are based in Kent, with a focus on London, Sussex, Essex and Berkshire.
Existing customers should use their agreed support and escalation channels. This form is for service enquiries, not a monitored emergency ticket.
Tell us what you need.
A short outline is enough. Please do not include passwords or sensitive network details.
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