What to Upgrade First: Cameras, Access Control, or Network?

When a building’s security system is outdated across the board — cameras are analog, access control is key-based, and the network is held together with consumer-grade switches — trying to upgrade everything at once is expensive and disruptive. Here’s how to prioritize.

Start With the Network

This is counterintuitive for most building managers. Cameras and access control are visible and feel more urgent. But here’s the reality: every modern security device is an IP device that depends on the network. If your network infrastructure can’t handle the load, new cameras will drop offline and new access control will respond slowly.

Upgrade the network first when:

• Your PoE switches can’t power the cameras you want to add
• You don’t have VLAN capability and security devices share bandwidth with office traffic
• Cable runs are consumer-grade or damaged
• There’s no UPS backup for network equipment

A solid network upgrade — managed switches, proper PoE budget, VLANs, and UPS — provides the foundation for everything that follows.

Then Access Control

If your building still uses physical keys, standalone keypads, or aging card systems with no audit trail, access control upgrades typically deliver the most immediate operational improvement:

• Eliminate key management headaches — no more rekeying when employees leave
• Gain audit trails — know who entered where and when
• Enable remote management — lock/unlock doors from anywhere
• Improve tenant experience — mobile credentials, remote visitor access

Access control also tends to be less disruptive to install than camera systems because the work is concentrated at door frames rather than running cables across ceilings.

Then Cameras

Camera upgrades are important but are often less urgent than they feel. If your current cameras are recording (even at lower quality), they’re providing basic deterrent and evidence value. Upgrading from analog to IP cameras delivers dramatically better image quality and remote access, but it’s a bigger project — more cabling, more bandwidth, more storage.

Prioritize camera upgrades when:

• Current cameras aren’t recording at all
• Image quality is too poor for identification
• You need remote viewing and don’t have it
• Critical areas have no coverage

The Phased Approach

A typical phased upgrade over 12-18 months might look like:

1. Phase 1: Network upgrade — switches, VLANs, UPS, rack organization
2. Phase 2: Access control — main entries and high-priority doors
3. Phase 3: Camera upgrade — priority locations first, expansion later

This approach spreads the cost, minimizes disruption, and ensures each phase builds on a stable foundation.

We help property managers and business owners plan phased upgrades all the time. Contact us for a system audit to get a clear picture of what you have and a prioritized upgrade plan.