~/talk

Managing Telco Infrastructure and Applications at Scale: An Open Source Approach

Talkat Open Source Summit Europe 2025 · on Monday, 2025-08-25· at 15:35· G107 (Level 1)· [kubernetes]
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slides:none on file

Ericsson runs an open-source stack that provisions and manages telco sites—hundreds to thousands of locations—using Cluster API, metalcube.io and Metal3/Ironic for bare-metal PXE installs; CAPO handles OpenStack-backed regions. The team builds a Kubernetes-native API called bare metal host and a dev flow with virtual BMC; a prerecorded demo shows automated OS image install and cluster bootstrap completing successfully. Focus is on zero-downtime rolling updates, topology-aware failure domains, and automated lifecycle remediation at scale.

AI-written summary · about

  1. 0:00Telco infrastructure challenges
  2. 3:54Siloed hardware to cloud-native
  3. 10:12Bare metal with Metal³ and Cluster API
  4. 13:47Metal³ in CNCF and Kubernetes-native
  5. 20:39Live Metal³ cluster demo
  6. 25:58Key takeaways for cloud-native telco
  7. 27:02Future: open source, automation, performance
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