[rancid] Reasoning behind not running a "show vlan" if specific VTP options are set?

Piegorsch, Weylin William weylin at bu.edu
Fri Jan 20 20:33:36 UTC 2017


> What we see on most of our Nexus infrastructure is every night:
> ...
> Which is quite annoying...

If there’s a mechanism for removing these “debug” updates for NX-OS, that would be *awesome.*  I opened a TAC case about this, it’s not something I have any kind level of control over, whatsoever.

weylin

On 1/19/17, 15:55, "Mischa Diehm" <mischa.diehm at unibas.ch> wrote:

    Hi,
    
    
    On 13.01.17, 19:37, "heasley" <heas at shrubbery.net> wrote:
    
    
    >It causes nevery-ending changes in the config as ports become
    >active/inactive,
    >eg: someone disconnects or powers-off equipment.  and in the case of VTP,
    >it
    >potentially is network wide.  if you wanted to monitor such things, its
    >probably best done in a NMS, where you'd catch all such changes.
    >
    >rancid 3.5 added for some modules:
    >
    ># FILTER_OSC determines if oscillating data such as keys, passwords, etc
    >are
    ># filtered from configs by the value set (NO | YES).  FILTER_PWDS may
    >override
    ># this.  see rancid.conf(5).
    >#FILTER_OSC=YES; export FILTER_OSC
    >
    >such a thing could be dependent upon this configuration, but again I do
    >not
    >see the point.
    
    Thanks for the clarification. This really kind of depends on where rancid
    is run. In a campus/client env. I see your point but we also have more
    static parts where this is usesful information. There it actually is also
    useful to see what ports actually have changed. But you are right maybe no
    worth it overall.
    But thanks for pointing out the OSC part. What we see on most of our Nexus
    infrastructure is every night:
    
    - !Flash: debug:      124053    Jan 18 05:38:00 2017  bootvar_debug.log
    - !Flash: debug:           6    Jan 18 05:38:00 2017  bootvar_debug.meta
    + !Flash: debug:      124872    Jan 19 05:38:05 2017  bootvar_debug.log
    + !Flash: debug:           6    Jan 19 05:38:05 2017  bootvar_debug.meta
    
    
    And this:
    - !Flash: logflash:       87092    Jan 17 05:43:42 2017  accounting_log
    + !Flash: logflash:      136367    Jan 18 05:43:35 2017  accounting_log
    
    
    
    Which is quite annoying...
    
    >if you're not using VTP and its not including the vlan stuff, i do want to
    >fix that.
    
    Well then you have to fix it for this as said:
    XXX-cc# show vtp status
    Service not enabled
    
    
    Cheers,
    Mischa
    
    >
    >> Yes.  Which is yet another reason why it's so nice having the source -
    >> it's easy to make trivial changes like that.  Or adding commands like
    >> 'show vlan all-ports'
    >> 
    >> Regards,
    >> Lee
    >> 
    >> _______________________________________________
    >> Rancid-discuss mailing list
    >> Rancid-discuss at shrubbery.net
    >> http://www.shrubbery.net/mailman/listinfo/rancid-discuss
    



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