About Leroy Plock

Leroy Plock · 04-06-2020

Hi. We are having some problems with the arp probe not working to reset the inactivity timer after upgrading some switches to 16.9.4. For some "quiet" devices, the session is dropping as soon as the inactivity timer (idle timeout) expires, it looks l...

Leroy Plock · 03-04-2020

Hi. Working on plan to upgrade from 5508/2504 controllers, prime and MSE. The features we used prime/MSE for are:1. Inventory2. Coverage Maps3. Monitoring/troubleshooting/alerts4. Locating clients and rogue APs on maps. I'm trying to figure out what ...

Leroy Plock · 09-13-2019

Hi. I've been experimenting with 802.11w (Protected Management Frame) and can't get it to work at all. None of the devices I've tested with seem to support it. Before I spend any more time on this, has anyone actually seen it work in the real world, ...

Leroy Plock · 02-15-2019

QUESTION: What do I need to do to reliably push a new AnyConnect configuration to windows machines that have a continuously up Ethernet connection? Details: I'm having trouble understanding what exactly triggers evaluation of client provisioning ru...

Leroy Plock · 11-01-2018

Hi. I'm running ISE 2.2 and 3850 switches with IBNS configuration. I'm unclear as to the functioning of the preauth_ipv4_acl. When exactly is this in effect? Is it applied automatically or only when I somehow configure it? Is it still in effect pre-a...

Leroy Plock · 04-03-2020

Did you ever get an answer to this? I believe we are experiencing the same issue, the probe simply doesn't work in 16.9.4. Cisco is trying to claim that it's a cosmetic issue a la CSCvs40355 but I think they're wrong. I see no evidence the probe is w...

Leroy Plock · 03-05-2020

Thanks, that makes sense and was my original understanding.What's making me seek clarification is this statement from the Data Sheet: 6. Integration with Cisco DNA Center or Prime Infrastructure: To provide location data to Cisco DNA Center or Prime ...

Leroy Plock · 03-05-2020

No, we have no need for BLE, but thank you for the heads up.

Leroy Plock · 11-26-2019

We use dhcp snooping to support arp inspection anyways, it was nice to turn off the helpers and the DHCP probe.Isn't dhcp snooping required for device tracking to work anyways?

Leroy Plock · 11-26-2019

FYI this fixed a profiling issue we were having with IOS XE 16.9.4. Before applying these commands ISE was not seeing the endpoints DHCP Class Identifier, afterwards everything works. Thanks!

Member Since	‎01-27-2012 11:58 AM
Date Last Visited	‎04-08-2020 12:57 AM
Posts	103
Total Helpful Votes Received	20

User Statistics

User Activity

How important is the inactivity-timer?

Do I need DNA Spaces and/or CMX on-prem?

Has anyone actually gotten 802.11w (Protected Management Frame) to work in the real world?

What exactly triggers evaulation of Client Provisioning Policies?

PreAuth ACL Behavior

Re: IDLE timeout and probing for access-session IBNS2.0

Re: Do I need DNA Spaces and/or CMX on-prem?

Re: Do I need DNA Spaces and/or CMX on-prem?

Re: Hi Martin,

Re: Hi Martin,