There is a command "snmp ifindex persist" that is avilable on some
versions that allows you to keep interface indexes set between
adding/removing/rebooting. I believe it's a global command as well as
an interface command.
Phil
On Thu, 15 Jun 2000, jlewis@lewis.org wrote:
> Has anyone come up with a way to have MRTG monitor traffic on ATM
> subinterfaces without having to manually fix the mrtg config every time
> you add/remove subinterfaces or reboot the cisco?
>
> The trouble is, as we add subinterfaces, they get numbered as:
>
> interfaces.ifTable.ifEntry.ifDescr.19 = "ATM1/0.7-atm subif"
> interfaces.ifTable.ifEntry.ifDescr.20 = "ATM1/0.7-aal5 layer"
> interfaces.ifTable.ifEntry.ifDescr.21 = "Virtual-Template1"
> interfaces.ifTable.ifEntry.ifDescr.22 = "BVI1" Hex: 42 56 49 31
> interfaces.ifTable.ifEntry.ifDescr.23 = "ATM1/0.8-atm subif"
> interfaces.ifTable.ifEntry.ifDescr.24 = "ATM1/0.8-aal5 layer"
>
> When we next reboot, I'm assuming ATM1/0.8's entries will move up before
> Virtual-Template1 and BVI1, changing their snmp ids. Since there are no
> IP addresses on the subinterfaces, I can't have MTRG find them by IP.
>
> Has anyone come up with something better than periodically regenerating
> the MRTG config, matching up ATM aal5 layer subs with their snmp ids?
>
> ----------------------------------------------------------------------
> Jon Lewis *jlewis@lewis.org*| I route
> System Administrator | therefore you are
> Atlantic Net |
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>
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