Stem Connect
South Africa • Security • Sophos Firewall

Managed firewall posture for business networks

A firewall is where policy becomes real: who can access what, what's allowed inbound/outbound, and how segmentation is enforced. We position this as a managed security layer that stays supportable over time.

Focus

Policy + visibility

Clean control at the edge.

Works with

Fibre / Wireless / LTE

Designed into the network.

Pairs well with

SD-WAN

Multi-site control and failover.

What this layer is for

Edge control

This is where you enforce who and what is allowed across the boundary of your network.

  • • Inbound/outbound policy control
  • • Segmentation support (when paired with subnets/VLANs)
  • • Improved visibility for troubleshooting
  • • More predictable network behaviour

Operationally manageable

A security layer is only useful if it stays supportable.

  • • Designed to integrate with the rest of your stack
  • • Clear escalation and troubleshooting posture
  • • Pairs with monitoring and continuity design
  • • Better governance and change control

Common use cases

We normally position firewalling as part of an overall network design, not as a standalone device purchase.

Business perimeter control

Move away from flat networks and enforce clear access policy at the edge.

Segmentation posture

Separate staff, guest, and device traffic so issues and threats are contained.

Multi-site governance

Standardise security policy and operations across branches.

Continuity design

Pair firewalling with SD-WAN and LTE failover where uptime matters.

Note: Final sizing and licensing depends on your environment and traffic patterns.