Blog
News, guides, and product updates from Obelinf.
Data Center Liquid Cooling Operations
A day to day operating guide for liquid cooled data center halls, covering CDU and coolant loop monitoring, service boundaries, leak response, and preventive maintenance.
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MOPs, SOPs, and EOPs for Data Center Changes
Learn how MOPs, SOPs, and EOPs work together to control data center changes, reduce operational risk, and guide teams through normal work and incidents.
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How to Set Up VLANs in a Homelab
Set up homelab VLANs step by step: plan subnets, configure router and switch ports, map Wi-Fi, add firewall rules, and test isolation.
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Automated AWS Network Topology Diagram with AI
Connect AWS and Obelinf to an AI assistant, inventory cloud network resources, and turn verified records into an AWS network topology diagram.
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Best Network Topology Tools in 2026
Compare the best network topology tools for documentation, manual diagrams, automatic discovery, and live monitoring, with practical picks for different networks.
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How to Manage IP Addresses in a Homelab
A practical tutorial for planning subnets, assigning addresses, and documenting a homelab IP plan in Obelinf.
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Kubernetes CIDR Planning: A Practical Guide
Plan Kubernetes Pod, Service, Node, and Load Balancer networks with practical CIDR sizing, overlap checks, growth assumptions, and a worked example.
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Multi Cloud CIDR Planning: Avoid VPC and VNet Overlaps
Plan private CIDR space across AWS VPCs, Azure VNets, and Google Cloud VPCs without creating overlaps that break peering, VPNs, or future hybrid connectivity.
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Network Documentation for SOC 2 and ISO 27001
Learn which network records support SOC 2 and ISO/IEC 27001 audits, how to organize evidence, and how to keep infrastructure documentation ready between audit cycles.
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RPKI and ROAs: Preventing BGP Route Hijacks
Learn how RPKI and Route Origin Authorizations protect BGP announcements, how VALID, INVALID, and NOT FOUND work, and how to create ROAs safely.
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Link Aggregation vs ECMP: Combining Network Links
Link aggregation and ECMP both spread traffic across multiple links, but at different layers and with different failure behavior. Learn how each works, why a bundle is not a single faster pipe, and how to combine them.
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QoS Explained: Prioritizing Traffic on Your Network
Quality of Service decides which packets go first when a link is full. Learn how classification, DSCP marking, queuing, shaping, and policing fit together, and how to build a policy that holds up under real congestion.
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