This Thursday, March 26th, at 10:00 a.m. CDT, we're hosting a new webcast on "Network Troubleshooting - the Top 5 Technologies to Leverage". This webcast is going to be a little different than some of the others as we're going to dive a little deeper into how each technology works vs. focusing on applications the leverage the technology. We'll also cover some of the common concerns that people raise with enabling these technologies on your corporate network. During the webcast we'll take an in-depth look at: Trace route SNMP NetFlow (J-Flow, sFlow, etc)...

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Today several folks here at the SolarWinds offices in Austin TX suggested that I write a blog post on the Conficker virus . This morning that seemed like a pretty good idea, but as the day went on and I started reading all of the great blog posts and articles (check out the ones by Network World and ZDNet ) out there that have been written about this already - there really didn't seem to be anything else to say and it's pretty late to do anything to affect April 1st, so I've decided to write about something else entirely. Last week we did a great webcast on network troubleshooting...

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One of the most common things I'm asked to explain is the difference between Cisco IP SLA and NetFlow. At a glance, they have a lot in common: They're both supported on many Cisco devices (routers, swithes, firewalls, etc) They both can help you understand network performance, especially on the WAN Network management applications like Orion and the SolarWinds free tools support both All that said, the similarities mostly end there... NetFlow Let's for a moment group all flow technologies including NetFlow, JFlow, sFlow, and IPFix together and just call them "NetFlow"...

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