Tagged: Contrail
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Contrail SD-WAN Deep Dive Part 1: Contrail Service Orchestration and the SRX/NFX CPE Model
Before Session Smart Routing, Juniper's enterprise SD-WAN ran on Contrail Service Orchestration — an SDN/NFV control plane repurposed for site connectivity, provisioning SRX firewalls and NFX universal CPE. This post walks the architecture as it actually shipped.
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Contrail SD-WAN Deep Dive Part 2: E-Hub, P-Hub, and the Anatomy of a Hub-and-Spoke Overlay
Contrail's hub-and-spoke model ran on two hub roles — the customer-owned enterprise hub and the multi-tenant provider hub. Routing, VRF segmentation, and traffic-flow mechanics of both, and why the model got heavy at scale.
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Contrail SD-WAN Deep Dive Part 3: Why Contrail Lost the Enterprise, and the Pivot to Session Smart
Closing the Contrail arc: a straight comparison against Viptela, VeloCloud, and CloudGenix, what CSO's architecture cost it competitively, and the specific rationale Juniper gave for retiring it in favour of Session Smart Routing.