On Sat, Jun 30, 2012 at 9:39 AM, Kingsley Charles < [email protected]> wrote:
> First get the SNMP MIB index number using "sh snmp mib ifmib ifindex" > > Then issue the following, so that the index number doesn't change across > reloads. > > snmp-server ifindex persist > > The following gives access to all interface parameters of interface 1 > > ifEntry.*.1 > > The following gives access to physical address of all interfaces > > ifEntry.6.* > > The following gives access to physical address of interface 1 > > ifEntry.6.1 > > > With regards > Kings > > On Fri, Jun 29, 2012 at 11:56 PM, Eugene Pefti <[email protected]>wrote: > >> Guys,**** >> >> I’m trying to arrange and classify my knowledge on SNMP details and one >> of the challenges is again MIB OIDs.**** >> >> It’s mostly about the OID to be included/excluded in the SNMP view.**** >> >> It has been said here ear >> > lier that ifEntry is one of the most important and we have to know how to >> define it.**** >> >> Now, when the task explicitly says to use ISO subtree or something else >> it is straightforward. But if it is about**** >> >> collecting information from a specific interface I start scratching my >> head trying to remember the right syntax**** >> >> and build good mnemonics rules.**** >> >> ** ** >> >> I’m asking the router to show me all MIB OID starting with “if” and I >> don’t see “ifEntry” in the output. Moreover,**** >> >> I don’t even see ifTable if taking this OID browser as a reference:**** >> >> >> http://tools.cisco.com/Support/SNMP/do/BrowseOID.do?objectInput=ifEntry&translate=Translate&submitValue=SUBMIT&submitClicked=true >> **** >> >> ** ** >> >> R4(config)#do sh snmp mib | inc if**** >> >> ifNumber**** >> >> ifIndex**** >> >> ifDescr**** >> >> ifType**** >> >> ifMtu**** >> >> ifSpeed**** >> >> ifPhysAddress**** >> >> ifAdminStatus**** >> >> ifOperStatus**** >> >> ifLastChange**** >> >> ifInOctets**** >> >> ifInUcastPkts**** >> >> ifInNUcastPkts**** >> >> ifInDiscards**** >> >> ifInErrors**** >> >> ifInUnknownProtos**** >> >> ifOutOctets**** >> >> ifOutUcastPkts**** >> >> ifOutNUcastPkts**** >> >> ifOutDiscards**** >> >> ifOutErrors**** >> >> ifOutQLen**** >> >> ifSpecific**** >> >> ** ** >> >> It’s counter-intuitive, ifNumber and ifIndex are known to the router >> based on the output but it still excepts ifEntry as an OID.**** >> >> Secondly, what’s the rule to define the specific interface, e.g. >> ifEntry.*.4 if 4 is the interface index?**** >> >> Why inserting * if ifIndex is right below ifEntry (see the above >> mentioned OID browser page) ?**** >> >> ** ** >> >> Eugene**** >> >> ** ** >> >> **** >> >> _______________________________________________ >> For more information regarding industry leading CCIE Lab training, please >> visit www.ipexpert.com >> >> Are you a CCNP or CCIE and looking for a job? Check out >> www.PlatinumPlacement.com >> > >
_______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com
