Access your Pro+ Content below.
Enterprises learn to lock down SD-WAN security
This article is part of the Network Evolution issue of June 2017, Vol. 8, No. 5
To paraphrase Sir Isaac Newton's third law, for every action there is a reaction. In the case of deploying software-defined WANs, his law applies directly to some security consequences. SD-WANs increasingly are becoming an option for enterprises that want to combat the expense of using Multiprotocol Label Switching, which offers high-quality service and a hefty price tag. Enterprises can implement SD-WANs and not sacrifice quality, but the technology can open organizations to the vulnerabilities found in any data exchange over the internet. As a result, companies have to focus on SD-WAN security to be sure they aren't creating unwanted or unintended vulnerabilities. The big advantage is that SD-WANs can save companies money on costly MPLS lines and help them add and manage bandwidth and applications more efficiently, according to Gartner analyst Andrew Lerner. Instead of sending out network managers to run firmware updates or fix problems, most routine setup and maintenance can be done remotely over a central console. The ...
Access this PRO+ Content for Free!
Features in this issue
As the telephone itself disappears from the voice communication process, engineering VoIP quality becomes more critical. Network managers assess what they're hearing now.
SD-WANs are an option for enterprises that want to reduce network expenses, but watch out for internet vulnerabilities. Network pros are choosing a multistep approach to SD-WAN security.
News in this issue
Aruba's Universal Profiler gives a boost to network device detection and helps administrators keep track of a growing number of things on their networks.
The latest Cisco certification programs are for IT professionals working with the vendor's Digital Network Architecture.
Columns in this issue
The evolution of voice technology has taken us far from the old days of Ma Bell analog calls, but users still expect the same high-quality call standards.