Or just do 'sh process cpu' on a router and see all
processes that needs cpu intervention .
flem
--- Priscilla Oppenheimer <[EMAIL PROTECTED]> wrote:
> The other major thing the CPU has to do besides
> switch (route) packets to
> their output interface is learn the network
> topology. It learns the network
> topology and the best path to remote networks by
> participating in routing
> protocols.
>
> Some other things that the CPU does (depending on
> the configuration) is
> access lists, fancy queuing, SAP, ZIP, NAT, handle
> input at the console,
> SNMP, CDP, HSRP, IGMP, PIM, STUN, proxy stuff, and a
> zillion other TLAs and
> FLAs. &:-)
>
> Priscilla
>
> At 11:05 PM 1/22/01, you wrote:
> >Hey Group,
> > Me again. I'm reading for my CIT and am at
> the section where it goes
> >into detail of the various switching methods in the
> router (i.e., silicon,
> >CEF, autonomous, etc.) I understand how all this
> works and understand how the
> >SP takes a lot of the stress away from the RP and
> this is good because your
> >avoiding bogging the RP/CPU down. I have a problem
> with these statements
> >though and want some clarification...
> >
> >Taken form the book (Lammle's CIT p. 173):
> >
> > "This is just another reason why switching is
> such a good practice. Why
> >burden the RP with every packet if it's not
> necessary? By using switching
> >methods, the RP is free to use valuable CPU time on
> more important things
> >than doing route lookups for every packet that
> comes in the router."
> >
> >Correct me if I'm wrong but isn't that what a
> routers supposed to do??? What
> >else does the RP have to do that is more important
> than ROUTING? I may be
> >overanalyzing this but it just seems that he's
> saying that the RP has better
> >things to do like make coffee, rather than route.
> >
> >Basically, could somebody give me a list of some
> other things the RP/CPU has
> >to do other than route lookups...(I know there are
> access-lists and other CPU
> >things here, I just would like a solid list to
> remember). Thanks team,
> >
> >Mark Zabludovsky ~ CCNA, CCDA, 3/4-NP
> ><A HREF="mailto:
> [EMAIL PROTECTED]">[EMAIL PROTECTED]</A>
> >
> > "Even if I knew I had only 1 more week to
> live, I would still schedule
> >my CCIE lab. I would just have to work a little
> harder I guess. After all,
> >without any goals in life, I'm dead already."
> >
> ~Mark Zabludovsky~
> >
> >_________________________________
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>
>
> ________________________
>
> Priscilla Oppenheimer
> http://www.priscilla.com
>
> _________________________________
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