[c-nsp] ip device tracking on IOS-XE

[Antoine Monnier]

try this under every interface:
 nmsp attachment suppress
(yeah I know... does not seem related in anyway to IP device tracking but
it does turn it off for us)

or better, upgrade do a more recent release? it seems 3.6.2aE has it
disabled by default (Cat 3850)

On Mon, Aug 8, 2016 at 7:28 PM, Sebastian Beutel <
sebastian.beutel at rus.uni-stuttgart.de> wrote:

> Dear list,
>
>     we ran into trouble with the ip device tracking feature that seems to
> be
> enabled by default on devices running ios-xe. There's allready a trouble
> shooting guide:
>
> http://www.cisco.com/c/en/us/support/docs/ios-nx-os-software/8021x/116529-
> problemsolution-product-00.html
>
> As ip device tracking is disabled by default on most of our devices anyway
> (those running ios) my first idea was to just disable it globaly. But even
> though command line completion and online help knows about "no ip device
> tracking <cr>" and a global line "ip device tracking" shows up in sho run
> all, i get an error message saying: "IP device tracking is disabled at the
> interface level by removing the relevant configs".
>
> Next thing is, that no "relevant config" appears in "sho run all" on an
> interface level. There are only globaly lines. And if i try to do a
> "no ip device tracking" on a single interface i get the exact same error
>  message.
>
> But it get's wilder: If i use one of the suggestions of the above link and
> type a "ip device tracking probe delay 10" on just a single interface, the
> command goes through without an error. The result is, that again no
> corresponding configuration shows up on the interface but the global line
> is
> now changed and a "show ip device tracking all" reveals:
>
> Global IP Device Tracking Probe Delay Interval = 10
>
> Any ideas how that makes sense? How to disable device tracking globaly? For
> what use device tracking could be beneficial anyway?
>
> Best,
>    Sebastian.
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