The SD-WAN Blog

Take Control of your Cloud Migration

Take Control of your Cloud Migration

There is always a trigger for an Enterprise to go through a WAN transformation. In the past, this trigger weighed heavily on refreshing old WAN routers because they are going through EoL (End of Life) or perhaps the throughput capabilities of those routers did not meet the growing needs of the Enterprise. The decision in the past was simply to do an “upgrade of my existing WAN technology”. read more
Moving past legacy networking infrastructure

Moving past legacy networking infrastructure

Many IT organizations are under the pressure to meet the growing bandwidth demands of rich media, mobile traffic, and cloud applications in their enterprise branch sites. The traditional legacy networks cannot scale to meet these unpredictable workloads... read more
Cisco iWAN

Cisco iWAN

Cisco iWAN technology is natural evolution of DMVPN. DMVPN was introduced by Cisco 15 years ago around 2002. Biggest driver for the technology was hybrid WAN, which provided the customers the ability to use commodity Internet to augment their existing MPLS connectivity. The original intent of the Cisco Dynamic Multipoint VPN (DMVPN) architecture was to allow IPsec-GRE designs to scale. It evolved in multiple stages to increase efficiency and scalability and to support additional applications. read more
WAN Status: Cloud Traffic and the Backhauling Challenge

WAN Status: Cloud Traffic and the Backhauling Challenge

Fortune-500 companies frequently ask me about network transformation issues. They are concerned about Cloud applications having operational glitches and they want to hear how other enterprises are tackling Cloud-related networking issues. Current WAN architecture...

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SD-WAN Helps Secure Hybrid Networks

SD-WAN Helps Secure Hybrid Networks

Network engineer S. Smith radically redesigned his company’s outdated branch architecture. His financial company’s 3,000 branches were routing their wide area network (WAN) traffic over multi protocol label switching (MPLS). If its link went down, it used Internet...

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Hybrid WAN Requires a New Connectivity Model

Hybrid WAN Requires a New Connectivity Model

One of the biggest headaches for networking teams is supporting the rollout of new enterprise applications. A hybrid WAN can ease application deployment, but to make it a reality, we need to switch from a network topology to a service topology. Modern WAN requirements...

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SD-WAN Solutions

SD-WAN Solutions

Providing SD-WAN connectivity across the enterprise is becoming increasingly complex. Organizations must manage multiple disparate transport networks, embed policy control at every hop in the network, address security vulnerabilities, rectify application performance...

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