From: Hobbs (deadheadblues@gmail.com)
Date: Sat Nov 22 2008 - 15:54:05 ARST
There was a bug in a recent version I believe where serial interfaces were
not supported in one slot or another. I think it was 3725's too. Try using
slot 1 or 2. int s1/0-3 or int s2/0-3. A buddy at work had this problem but
I forget where we found it online...
On Sat, Nov 22, 2008 at 8:48 AM, Muhammad Nasim <muhammad.nasim@gmail.com>wrote:
> To be honest I never come into the Big Problem while practisign for my CCIE
> Security.
>
> Just you need to consider Dynampis(routers,switches,include PEMU,Vmware) a
> patient which you need to give good treatment like you need to think how
> dynampis is working what I need to do.
>
> Some time IDlepc value , sometime restart, sometime image
>
> Just think out of the box in order to really really enjoy the benefits of
> Virtualization for both Exam preparation or Real World scenario simulation.
>
> Hope this helps
>
>
> 2008/11/22 Piotr <usaccie@gmail.com>
>
> > 50% cpu for 2 routers is not that good. Try changing your idlepc values.
> > I noticed weird flapping but that was with a full lab loaded and my
> > duo core cpu pegged..
> >
> > Ubuntu is a good alternative to windoze.
> >
> > 64bit OS / quad core is the way to go if you use dynamips/gns. If you
> > do decide to upgrade do some research on the cpu, for example the
> > newer cpu's in the prebuilt pc's have 4 mb cache vs a model or 2 older
> > has 8mb cache. If you can afford a cpu with 12mb cache then that would
> > be best but last I checked dell wanted 1k for that cpu.
> >
> > On 11/22/08, But Nicky <lyredhair@gmail.com> wrote:
> > > Hi Omar,
> > > Windows OS, when you start a lot of routers, there are usually errors
> > > include interface flapping.
> > > With your desktop/laptop, Linux is the very good solution for full-lab,
> I
> > > think.
> > >
> > > Regards,
> > > But Nguyen.
> > >
> > > 2008/11/22 Shogo Kobayashi <k.shogo@gmail.com>
> > >
> > >> Hi omar,
> > >>
> > >> it looks like something wrong with clock setting between two routers.
> > >> i believe dynamips works fine with no clock rate set,
> > >> u did any config on clock rate under R7 & R8 ?
> > >>
> > >> On Sat, Nov 22, 2008 at 4:17 PM, omar parihuana <
> > omar.parihuana@gmail.com
> > >> >wrote:
> > >>
> > >> > Hi List,
> > >> >
> > >> > I'm using Dynagen/Dynamips on Windows 2k machine, 2GB RAM Intel Dual
> > >> > Core
> > >> > 2.8Ghz. So far no problems, unfortunately I've tried to run two
> > >> instances,
> > >> > all seems ok, but I've noticed that one simple connection (two
> routers
> > >> > directly connected via Serial interface) is flapping all time, I've
> > >> stopped
> > >> > all other routers (8 in total) but the flapping continues..
> > >> > So i don't know why it happens... so are there some especial
> > >> consideration
> > >> > for running two instances... here my file:
> > >> >
> > >> > My file to start Dynagen:
> > >> >
> > >> > @echo off
> > >> > rem Launch a local copy of dynamips
> > >> > set dynamips=%CD%\dynamips-w2000.exe
> > >> > cd %TEMP%
> > >> > start /belownormal /min "Dynamips" "%dynamips%" -H 7200
> > >> > start /belownormal /min "Dynamips" "%dynamips%" -H 7201
> > >> > pause
> > >> >
> > >> > My .NET file:
> > >> >
> > >> > autostart = false
> > >> > model = 3725
> > >> >
> > >> >
> > >> > [localhost:7200]
> > >> >
> > >> > [[3725]]
> > >> > image = E:\IOSDynagen\C3725-AD.image
> > >> > ram = 148
> > >> >
> > >> >
> > >> > [[ROUTER R1]]
> > >> > F0/0 = R2 F0/0
> > >> >
> > >> > [[ROUTER R2]]
> > >> > S0/0 = FR1 1
> > >> >
> > >> > [[ROUTER R4]]
> > >> > S0/0 = FR1 2
> > >> >
> > >> >
> > >> > [[ROUTER R5]]
> > >> > S0/0 = FR1 4
> > >> > F0/0 = R7 F0/0
> > >> >
> > >> >
> > >> > [localhost:7201]
> > >> >
> > >> > [[3725]]
> > >> > image = E:\IOSDynagen\C3725-AD.image
> > >> > ram = 148
> > >> >
> > >> > [[ROUTER R6]]
> > >> > slot1 = NM-4T
> > >> > S0/0 = FR1 3
> > >> >
> > >> >
> > >> > [[ROUTER R7]]
> > >> >
> > >> > [[ROUTER R8]]
> > >> > S0/0 = R7 S0/0
> > >> >
> > >> > [[ROUTER R9]]
> > >> > s0/0 = R6 S1/0
> > >> > S0/1 = R6 S1/1
> > >> > [[FRSW FR1]]
> > >> > 1:204 = 2:402
> > >> > 1:205 = 4:502
> > >> > 1:206 = 3:602
> > >> >
> > >> >
> > >> > CPU 50% Memory 1.5GB free.
> > >> >
> > >> > Actually only R7 and R8 are running... and I get:
> > >> >
> > >> > R8#
> > >> > *Mar 1 00:50:10.559: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > *Mar 1 00:50:30.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> > *Mar 1 00:51:00.559: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > *Mar 1 00:51:20.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> > *Mar 1 00:51:50.559: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > *Mar 1 00:52:10.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> > *Mar 1 00:52:40.563: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > *Mar 1 00:53:00.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> > *Mar 1 00:53:30.559: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > *Mar 1 00:53:50.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> > *Mar 1 00:54:20.563: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > *Mar 1 00:54:40.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> > *Mar 1 00:55:10.563: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > *Mar 1 00:55:30.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> > *Mar 1 00:56:00.563: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > *Mar 1 00:56:20.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> > *Mar 1 00:56:50.563: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > *Mar 1 00:57:10.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> > *Mar 1 00:57:40.563: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > R8#
> > >> > *Mar 1 00:58:00.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> > *Mar 1 00:58:30.559: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to down
> > >> > *Mar 1 00:58:50.551: %LINEPROTO-5-UPDOWN: Line protocol on
> Interface
> > >> > Serial0/0, changed state to up
> > >> >
> > >> > Please any suggestions will be appreciated... maybe my .net file is
> > not
> > >> > good...
> > >> >
> > >> >
> > >> >
> > >> > --
> > >> > Omar E.P.T
> > >> > -----------------
> > >> > Certified Networking Professionals make better Connections!
> > >> >
> > >> >
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> > >> >
> > >> >
> > _______________________________________________________________________
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> > >> >
> > >> >
> > >> >
> > >> >
> > >> >
> > >> >
> > >> >
> > >> >
> > >>
> > >>
> > >> --
> > >> _/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
> > >> $B>.NS (B $B>O8c (B Shogo KOBAYASHI
> > >> k.shogo@gmail.com (e-mail)
> > >> skype name: shogo2022
> > >>
> > >>
> > >> Blogs and organic groups at http://www.ccie.net
> > >>
> > >>
> _______________________________________________________________________
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> > >
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> >
> >
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> >
> >
> >
> >
> >
> >
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> >
>
>
> --
> Muhammad Nasim
> Network Engineer
> Saudi Arabia
>
>
> Blogs and organic groups at http://www.ccie.net
>
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