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Channel: THWACK: Discussion List - NetFlow Traffic Analyzer
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NetFlow Sources

Any ideas why a node would be listed as a NetFlow source in the NTA module when the device is not configured with NetFlow? Selecting the node in the Flow Navigator, there is no NetFlow data associated...

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4.0.3 Retention Issue with FSDb

I know 4.1.0RC is now released, but hitting an issue with 4.0.3 where one of the advised issues was resolved.NTA 4.0 Service Release 3  "NTA Service or NTA Flow Storage Service occupy high amount of...

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Is it possible to get a report on how much each IP-Group uses a particular...

Hello, I have a Juniper SRX-240 firewall with 13 active, physical interfaces.  Interface #1 is the default route off the firewall to the internet.  Five of the physical interfaces (each on its own...

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4.0.3 Retention Issue with FSDb

I know 4.1.0RC is now released, but hitting an issue with 4.0.3 where one of the advised issues was resolved.NTA 4.0 Service Release 3  "NTA Service or NTA Flow Storage Service occupy high amount of...

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Possible to Analyze Traffic By Destination Country?

Is there any way to analyze NTA traffic so that you could see what countries are sending/receiving traffic via the firewall? The idea would be that if we saw significant traffic to say Ukraine or...

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Can't find parent class for policy error for NTA

NetFlow packets are being received at the NTA server interface. At  NTA Summary view I can see that NTA is processing these packets by noting the correct time stamp on the Last Received NetFlow...

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Max throughput of NTA?

What is the maximum throughput anyone has put into NTA? Anyone scaled this up to over 75,000 flows/second? Suggested architecture, storage? Thanks

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Appflow Support

The free Appflow tool is great, but... when will this functionality be included in NTA?

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Cisco Wireless Controller 5508 Netflow

We are successfully using NTA 4.1.0 with other data sources and have now configured our Cisco 5508 Wireless Controllers to export NetFlow to NTA and are seeing the following error: NetFlow Receiver...

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NTA not autoconfiguring interfaces any more.

Hi, NTA is no longer autoconfiguring interfaces for netflow any more from the "manage sources" screen.  (4.0 and 4.1 NTA).  I have verified that NCM can SNMP and   Using the manage sources in the past...

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Receiving sflow from HP MSM760 wireless controller

Hi all Anyone using HP wireless controllers and receiving sflow in NTA?I am trying to get my head around this, but so far I have not had much luck. I have configured my Orion server as a collector on...

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Cisco Wireless Controller 5508 Netflow

We are successfully using NTA 4.1.0 with other data sources and have now configured our Cisco 5508 Wireless Controllers to export NetFlow to NTA and are seeing the following error: NetFlow Receiver...

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NTA v4.1 RC1 Now Available

It is my pleasure to announce NTA v4.1 RC1 is now available.  Check out the announcement in the NTA RC forum for screenshots: NTA v4.1 RC1 Now Available You can grab the bits now in your customer portal.

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Upgrading NTA ver 3.11 to ver 4.0

Hi, I want to asking you guys if i wanted to upgrading my NTA from 3.11 to 4.0 what should i prepare?Since previously i failed to upgrading. My condition is my NPM is ver 10.6 and in same server with...

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NTA upgrade from 4.0.2 to 4.1.0

Are there any known issues with this upgrade? I'd like to know what are relevant steps when upgrading NTA which is actually running on 2 servers.

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Country information in NTA

How is country information acquired/decoded/resolved in Netflow? What does unknown country mean?

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Netflow configure Cisco ASR 1002

We just installed a Cisco ASR 1002, The old net flow commands used in our 3845 do not work. Has anyone set configuration to export Top-Talkers? Thanks

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CBQoS reports - where are the resources?

I am attempting to create an historical interface report using Manage Reports and I would like to show CBQoS resources such as the Pre and Post Policy charts on it. However, I do not seem to be able to...

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NETFLOW data not received from external router through ASA Firewall

Hi i'm using external cisco ROUTER 3640 running software version 12.1 , I configured it to send netflow data TO a server (wich is in my internal network) running solarwinds NPM v10.4.1 , and NTA v3.10...

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Looking to purchase NTA, but it's not accounting for Netflow sample rate

Hi there, I wonder if someone could help-- I'm pushing out V5 Netflow data from our Juniper SRX1400 using a sample rate of 100, but NTA is not accounting for the sample rate. I have to multiply all...

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