Re: Cisco 3845 question

that old/famous pdf?
yikes...definitely wouldn't base my hardware selection based on those
numbers.

but everyone's milage varies
On Fri, Aug 13, 2010 at 10:24 PM, Roman Rodichev <romangs_at_iementor.com>wrote:

> 3845 should support 256Mbps of throughput
>
> http://www.iementor.com/Cisco_routing_performance.pdf
>
>
>
>
> Roman Rodichev
> 6xCCIE #7927 (R&S, Security, Voice, Storage, Service Provider, Wireless)
> Instructor, Content Developer, CEO
> ieMentor Corporation
> http://www.iementor.com
> Y!M: roman7927
>
> On Aug 13, 2010, at 9:19 PM, ron wilkerson wrote:
>
> > i think you're misreading the info.
> > it states that the 3845 will support full rate ds-3 with services and
> that
> > it supports a maximum of 2 ds-3's. they are two different things.
> > basically, it is not stating that it will support 90mb at line rate with
> > services. will it support 2 ds-3's, yes. does it support 1 ds-3 at line
> > rate with services, yes. but it won't support 90mb with services.
> >
> > i'd never put more than a ds-3 wtih vpn, qos, etc. on a 3845..
> >
> > ron
> >
> > On Fri, Aug 13, 2010 at 8:28 PM, Grammer, Christopher <
> > cgrammer_at_essilorusa.com> wrote:
> >
> >> Here is the doc I was referring to:
> >>
> >>
> http://www.cisco.com/en/US/prod/collateral/modules/ps2797/ps4909/product_data_sheet09186a008010fba2.html
> >>
> >>
> >> It states that the 3845 can support 2 DS3s at full line rate with
> >> concurrent
> >> services.
> >>
> >> Chris
> >>
> >>
> >>
> >> On Fri, Aug 13, 2010 at 6:52 PM, Kambiz Agahian <aussiecert_at_gmail.com
> >>> wrote:
> >>
> >>> Jeff,
> >>>
> >>> This configuration if you don't have any "dodgy" stuff like process
> >>> switching operations or buggy functions should not hit 90%. Go over
> your
> >>> config and list of your processes and if no suspicious thing is seen
> open
> >> a
> >>> case with TAC. Bear in mind, high CPU utilization is "one" of the major
> >>> symptoms of potential bugs. There are some nice articles on cisco.comon
> >>> this.
> >>>
> >>> In regards to the upgrade plan, since at this stage we have no idea
> about
> >>> the nature of the traffic and possible unforeseen issues, I'd consider
> a
> >>> maintenance window and a neat proof of concept pod (if you don't have
> to
> >>> don't include all your sites if you have hub/spoke); make sure you have
> a
> >>> well defined roll back plan and if we're talking about a mission
> critical
> >>> network you might wish to get TAC involved.
> >>>
> >>> Anyway, I'd use all the services that I pay for :) just to make 100%
> the
> >>> best service is delivered to my customers.
> >>>
> >>> Kambiz Agahian
> >>>
> >>> CCIE Instructor/Consultant
> >>> M.Eng Telecom, CCIE# 25341, CCSI# 33326, MCSE, MCSA
> >>>
> >>>
> >>>
> >>> On Fri, Aug 13, 2010 at 3:12 PM, Biggs, Jeff (M/CIO/BIE)
> >>> <JBiggs_at_usaid.gov>wrote:
> >>>
> >>>> Anyone seeing any issues with a 3845 chassis running two DS-3 modules?
> >>>>
> >>>> We have one of the DS-3's occasionally hit 40mb and causes the CPU on
> >> the
> >>>> router to hit 90% plus.
> >>>>
> >>>> Running 12.4(23) AdvEnterprise with 768Mb of memory.
> >>>>
> >>>> Cisco 3845 (revision 1.0) with 745472K/40960K bytes of memory.
> >>>> 4 FastEthernet interfaces
> >>>> 2 Gigabit Ethernet interfaces
> >>>> 2 Serial interfaces
> >>>> 1 Virtual Private Network (VPN) Module
> >>>> 2 Subrate T3/E3 ports
> >>>> DRAM configuration is 64 bits wide with parity enabled.
> >>>> 479K bytes of NVRAM.
> >>>> 255488K bytes of ATA System CompactFlash (Read/Write)
> >>>>
> >>>> Running NETFLOW (v5) and some LLQ, but that should not drive this box
> >>> into
> >>>> meltdown.
> >>>> Any thoughts?
> >>>>
> >>>> Jeffrey Biggs
> >>>> CCIE #21127 (R&S)
> >>>>
> >>>>
> >>>> Blogs and organic groups at http://www.ccie.net
> >>>>
> >>>>
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> >>
> >>
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> >>
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> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >
> >
> > --
> > stop talking
> >
> >
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> >
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> >
> >
> >
> >
>
>

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