Flexible NetFlow

August 4, 2016

SECURITY

Seeing Over the Wall: Unified TrustSec-ACI Policy Monitoring with Stealthwatch and ISE v2.1

Visibility has always been a core component of building effective security policy. Starting with the discovery phase of understanding the behavior of the users and assets on a network through...

March 24, 2016

ENTERPRISE NETWORKS

Double Click: Sup6T Software Services for Digital Business

The digital transformation of business is fueled by several megatrends – Mobility, IoT, Analytics and Cloud. First, mobile traffic is expected to exceed wired traffic by 2017. Second, IoT devices will triple by 2020. Third, 75% of all companies are planning to, or are already, investing in Big Data. Fourth, 80% of all companies will […]

Fosdem 2016, part 4: what netflows tells us

Now in part 4 we can combine the the IP to MAC address tables together with the user agents, captured by NBAR2 and  exported using netflow. The result of all this logging is a list of MAC addresses, the IPs a particular MAC address was using at a certain time, and the user agents we […]

Fosdem 2016, part 3: enter the netflow

In the last part we used NBAR2 to classify traffic. To do this the router need to investigate every traffic flow which it sees. Of course, it would be interesting to get this information out of the router and into some logs. This is the ‘how we did this’ post and it is a bit […]

July 17, 2014

ENTERPRISE NETWORKS

Securing Your Network Before BYOD or IoT

If you’re a network engineer or have been following some of the recent trends in network security space, you may have come across terms such as “erosion of trust”, “zero trust ecosystem”, “the increased attack surface” and “new attack vectors”. What this means for a network engineer is that as application migrate from on-prem to […]

Announcing: New Catalyst 3850 SFP Fiber Switch Models Expand Cisco Unified Access

Over a year ago, Cisco launched its first flagship Catalyst 3850 series switches at Cisco Live London. With its integrated wireless LAN controller functionality and the innovative UADP ASIC, the Catalyst 3850 switches provide a converged wired and wireless platform that is the heart of “One Network” in the Cisco Unified Access “One Policy. One […]

April 30, 2014

ENTERPRISE NETWORKS

IWAN Wed: The Case for Direct Internet Breakout at Branch and IWAN

Cloud services and SaaS applications is enabling customers to accelerate their business processes and improve employee productivity while lowering their total IT spending. The Cisco IWAN solution is helping organizations adopt cloud applications with an improved user experience by enabling local internet breakout from the branch environment, thus helping eliminate the need to backhaul internet-bound traffic […]