Seacom Launches New High-Capacity Nairobi–Kampala Network Route
General
Published: 2026-06-18T22:22:16 · Updated: 2026-06-23T05:43:05Z
East Africa's digital backbone just got a significant upgrade.
Seacom has launched a new high-capacity terrestrial network route connecting Nairobi and Kampala, threading through a key infrastructure hub in Kisumu along the way. The route creates a more resilient and scalable corridor for data traffic moving inland from subsea cable landing stations in Mombasa — and it's built to handle whatever the region's growing digital economy throws at it.
What's Being Built and Why It Matters
This isn't a new route from scratch. Seacom has taken an existing corridor and transformed it into a carrier-grade backbone designed for scale. The upgrade directly improves access to international bandwidth for sectors that can least afford downtime — telecoms, banking, cloud services and e-commerce.
Beyond Kenya and Uganda, the route also strengthens regional connectivity for Rwanda, Burundi and South Sudan, markets that depend heavily on reliable inland data pathways to reach the global internet.
Seacom CTO David Kariuki framed it plainly:
> "We're strengthening a route that already plays a central role in regional connectivity. We are ensuring that this segment is served by a high-capacity, carrier-grade network that can support the scale and performance today's digital economy requires."
The Technical Muscle Behind It
The network isn't just bigger — it's smarter about staying online.
- ⚡ ASON technology reroutes traffic in under 50 milliseconds if a fault is detected
- 🛤️ Dual-route design with two border crossings at Malaba and Busia to minimize downtime risk
- 📡 Built on DWDM technology supporting 100GE and 400GE high-capacity interfaces
- 🚀 Launches at 1Tbps capacity, scalable all the way up to 30Tbps as demand grows
That ceiling of 30Tbps is the detail worth sitting with — it means this infrastructure is being built not just for today's traffic, but for the kind of demand East Africa will be generating years from now.
The Bigger Picture
This investment is part of Seacom's broader push to expand and modernise its network infrastructure across East Africa. As digital services deepen their reach across the region — from mobile banking to cloud adoption to streaming — the pipes carrying that data need to keep pace.
The Nairobi–Kampala route upgrade signals that Seacom is positioning itself as the backbone provider of choice for a region that's only going to need more bandwidth from here.