[c-nsp] Tracking config changes

[Youssef Bengelloun-Zahr]

Hello Mike,

+1 for RANCID + SVN + DIFFED MAILS.

Y.



2010/5/25 Frederic LOUI <frederic.loui at renater.fr>

> Hi Mike,
>
> RANCID +1
> Besides what has been said so far...
> Other alternatives to circumvent the problem. (If you still want to make
> sure that you did not forget to save your config ...)
> * On recent IOS, you can use EEM (Embedded Event Manager to trigger a
> "write mem" when running-config is different than startup-config.
> * On older platform, maybe the kron feature can be used to "write mem"
>
> Hope this help
> Cheers/ Fred
>
> Mike a écrit :
>
>  Hi Gang,
>>
>> In my smallish network I am guilty sometimes of using cli to make cisco
>> switch and router config changes, and sometimes I have been known to forget
>> to 'wr mem' when I'm sure it's what I want. The reasons for this vary, but I
>> want to be better than this disaster waiting for a power outage or other
>> event to force a reset, losing something that could potentially be important
>> that I may forget about later. I know there are approaches to this in larger
>> envionments using config version control systems and such, but I think I
>> want something simpler to at least notify me when/if I have a 'running
>> config' that has been modified from the 'startup config' and not committed
>> to nvram.
>>
>> One approach I might think of would be to poll the devices on my normal
>> snmp schedule and include a check for the last date of configuration change.
>> I could easilly throw an alert if it's been more than an hour since the last
>> config change/write to memory, but I don't know which variables I would poll
>> for that. A secondary idea might also be to download the configs and commit
>> them to cvs anytime a change is detected, but some here might think this is
>> backwards and that configs should only be uploaded? What do you other
>> service provider folks do?
>>
>> Mike-
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>
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Youssef BENGELLOUN-ZAHR ………………………………………………
Ingénieur Réseaux et Télécoms


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