SDN
SDN | News, how-tos, features, reviews, and videos
What is SDN and where is it going?
Software-defined networking (SDN) established a foothold in cloud computing, intent-based networking, and network security, with Cisco, VMware, Juniper and others leading the charge.
Converge NOCs with SOCs to save time and effort
Marrying network operations centers with security operations centers can streamline troubleshooting and reduce duplication of effort.
Best-of-breed networking: There’s an opportunity for white boxes in the WAN
Single-vendor networking has an edge in enterprises, but SD-WAN and SASE are making a case for open white-box networks.
Artificial intelligence helps solve networking problems
Management, SD-WAN, SASE, and 5G can benefit from AI that can enable or lighten enterprise-networking tasks.
IDC networking trifecta: SD-WAN, automation, and analytics
SD-WAN and analytics can help optimize performance of cloud-based applications, IDC says.
What is SD-WAN, and what does it mean for networking, security, cloud?
Software-defined wide area networks, a software approach managing wide-area networks, offers ease of deployment, central manageability and reduced costs, and can improve connectivity to branch offices and the cloud.
Cisco expands its SD-WAN software for wider reach, better security
Cisco SD-WAN software adds encrypted site-to-cloud connectivity; expands its ability to support multi-region fabric deployment, and improves security.
Arista buys software-defined networking pioneer Pluribus
Arista Networks has acquired Pluribus Networks with an eye toward bolstering its own Unified Cloud Networking service.
Network automation, SASE, 5G rank among enterprise priorities
Distributed users, applications and workloads are driving enterprises to rethink their network architecture, says World Wide Technology.
Cisco service predicts SD-WAN problems
Cisco's ThousandEyes WAN Insights service provides forecasts and SD-WAN policy recommendations for optimizing enterprise network sites.
MPLS, SDN, even SD-WAN can give you the network observability you need
The ‘best’ traffic paths chosen by routers in a network won’t necessarily be the fastest ones.
Basing network security on IP addressing: Would it be worth it?
Rather than layering security onto networks, the networks and carefully managed authorization policies can hinder attacks, but at an administrative cost.
Do new technologies make IT easier?
Technologies that automate and streamline network tasks and infrastructure can lighten the workloads of IT pros, but they can also create new burdens.
Pluribus NOS upgrades target Kubernetes, cloud fabric management
The latest version of the Pluribus Linux-based network operating system, Netvisor One, expands traffic-flow telemetry and adds support for Dell’s 400GbE switch.
How and why to adopt SDN despite its dark side
Software-defined networking gives tighter control over network topology and management, and those not using it might find SDN is already supported in their networking gear.
APIs pose the latest threat of networking-vendor lock-in
As software-defined networking becomes more dominant, the APIs offered up by one networking vendor can more severely limit interoperability with products made by others.
IDC: Cisco, Fortinet, HPE-Aruba, VMware lead hot SD-WAN market
IDC's “MarketScape: Worldwide SD-WAN Infrastructure 2021 Vendor Assessment” looks at the capabilities and evaluates the core features offered by 12 SD-WAN infrastructure vendors.
