jcermak

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  • Hello, it seems that Cisco 4300 supports only Flexible Netlfow, which means you have to configure all three components: 1. Record 2. Exporter 3. Monitor an apply the Monitor to given interface. We are using following configuration in our lab, you can give it a try. Well,it is not a Cisco 4300, but I assume it should be the…
    in Configuring Netflow on ISR 4300 series router Comment by jcermak November 2015
  • Hi, i think it is somehow possible to configure L2 netflow export on Catalyst 6509 but currently NTA supports only L3 netflow. Jirka
    in Flexible netflow from L2 (unrouted) VLAN Comment by jcermak December 2015
  • Hi, this is only matter of settings. So please switch the Top 5 Conversations to area chart: 1) click Edit button on Top 5 Conversations resource 2) choose Area charts 3) submit changes - see attached pictures Now you can see that conversation between 192.168.1.19 and 192.168.1.86 is from 10 kbps to 30 kbps (average 20…
    in Show throughput of a conversation (e.g. XMbps)? Comment by jcermak June 2014
  • It seems that you (or somebody else) has changed the time period setting specifically for those resources. If you use "Edit" button on given resource and then change the time period settings from "Use time period from current view" to something else, the resource always will display only this time period. So if you want to…
    in Can't change data shown to an absolute time Comment by jcermak January 2015
  • Hello, what version on NTA are you using? From version 4.1 you can manually set the sampling rate in case the automatic detection fails. You can do it in Manage Netflow Sources, if you expand the node to see it's interfaces, there is a Edit button and there you can modify the sampling rate. BTW what is the configuration…
    in Netflow Nexus 7k showing up with inaccurate utilization! Comment by jcermak November 2015
  • Hi, NTA Flow Storage doesn't support storing data in Network Share folders, so please in Flow Storage configurator enter local NTFS folder. Thanks and have a nice day. J. Cermak
    in NTA migration from one server to Another Comment by jcermak June 2014
  • Hello, you can find CBQoS reports under Reports->GroupBy:Report category - Historical CBQoS Reports. There are CBQoS reports for Pre-Policy, Post-Policy and Drops. Of course, you have to monitor CBQoS at least for one node, here is short guide how to enable CBQoS monitoring : Adding Flow Sources and CBQoS‑Enabled Devices
    in Can NTA generate reports on QoS classes? Comment by jcermak November 2015
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