Defining top talkers with Flexible NetFlow and AVC
I was recently on a call with a customer who wanted to know which applications use the most bandwidth during working hours—i.e. their top...
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Flexible NetFlow
Troubleshooting NetFlow over VPN tunnel
I was working with a customer last week who had configured NetFlow on four of their Cisco routers. They had applied basically the same...
Configuring a Cisco Catalyst 4510 Switch IOS XE 3.6
Recently I was visiting a customer on site when they mentioned they felt like they were not getting accurate information from their Cisco Catalyst...
Cisco Catalyst 6509 NetFlow Support
Cisco Catalyst 6509 NetFlow configuration has been a very popular topic in the support room lately. We have been bombarded with questions on how...
Cisco NGA Configuration Guide
Last week I was working with a customer who needed help with a Cisco NGA Configuration (NetFlow Generation Appliance). The customer was running the...
How to monitor VoIP Traffic
This blog aims to do one thing, show you how to monitor VoIP traffic on your network. I get questions, almost daily, asking, “How...
Nexus 7000 NetFlow Support
Lately in support we have been getting a lot of questions on how to configure Cisco Nexus 7000 switches for NetFlow. The Nexus 7000-M...
Cisco 7600 NetFlow Problems
The cutting edge Cisco 7600 Series is an edge router that delivers robust, high performance IP/MPLS features for service provider and enterprise WAN/MAN applications....
Cisco Wireless NetFlow Support
Good news, with the 7.4 release, the Cisco Wireless LAN Controller will now start exporting Netflow v9 entries. Together with the Cisco Application Visibility &...
VRF Aware NetFlow: Network Traffic Monitoring
Read about virtual routing first before reading this post. VRF aware Netflow is available in Scrutinizer since v7 and in IOS starting with 12.4(11)T, however...