[j-nsp] Interface Index(ifIndex) changes when router is rebooted

Chris Adams cmadams at hiwaay.net
Fri Aug 13 22:05:53 EDT 2010


Once upon a time, martin <m4rtin86 at gmail.com> said:
> As ifindex value has to be persistent in order to use
> it for SNMP based monitoring solutions(for example Nagios),

Basically, fix the software.  It isn't that hard to do; Cricket (among
others) has managed to handle it for 10+ years.  There will always be
cases where instance numbers change, so you might as well go ahead and
deal with it.

For Nagios, I use a plugin wrapper that can walk a specified tree, cache
the tree, match the desired value, and then call another plugin with the
instance number.
-- 
Chris Adams <cmadams at hiwaay.net>
Systems and Network Administrator - HiWAAY Internet Services
I don't speak for anybody but myself - that's enough trouble.


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