Re: emulated routers - dynamips, etc

Well said Yuri. I still struggle with trying to figure out why more
people don't do this. Easy. Cheap. Independent of a fat laptop.
Dedicated to the effort.

-Hammer-

"I was a normal American nerd"
-Jack Herer

On 12/01/2011 02:02 PM, Yuri Bank wrote:
> First of all. My number one suggestion would be to spend $500 and build a
> quad-core system& run a Linux distro of choice. Make sure your motherboard
> has a good number of PCI slots so that you can setup a hybrid lab (if you
> ever decide to). You can very easily set this up in such a way that you can
> connect to your box remotely and resume/pause labs without having to worry
> about saving configs (nomachine/neatx is by far the best way to do this if
> you want a GUI- think X11 over SSH tunnel) screen if you're just using pure
> ssh. This way you don't have to worry about overheating your laptop, yet
> you still have the flexibility of spinning up a topology within seconds!
> Windows server is another option, but meh.. I can't really help you
> there....
>
> Dynamips tweaking: Make sure your idle-pc and idle-max values are set
> correctly. This can drastically bring down the CPU utilization. But be
> careful with idle-max. I've found that going to crazy with idlemax will
> cause problems in complex topologies. LDP/OSPF/BGP adjacency flapping
> etc....
>
> -Yuri
>
>
> On Thu, Dec 1, 2011 at 11:37 AM, Haroon<itguy.pro_at_gmail.com> wrote:
>
>
>> tried Cisco L2/L3 IOU?
>>
>> i have no idea what that is and how to get it so no follow up questions
>> please. :)
>>
>> On Thu, Dec 1, 2011 at 2:31 PM, marc edwards<renorider_at_gmail.com> wrote:
>>
>>
>>> My dual core i5 with 8 GB of RAM blows up whenever I start playing with
>>> MPLS in a 6 router 4 switch setup. So I would say to get a larger box
>>>
>> than
>>
>>> that if you go 100% virtual for study.
>>>
>>> On Thu, Dec 1, 2011 at 11:21 AM, Prakash Kalsaria<
>>> kalsaria.prakash_at_gmail.com> wrote:
>>>
>>>
>>>> With dynamips u will be able to emulate all the routing part ..... And
>>>>
>>> for
>>>
>>>> switching you can emulate around 70 %
>>>>
>>>>
>>>>
>>>> On Thursday, December 1, 2011, Aaron<aaron1_at_gvtc.com> wrote:
>>>>
>>>>> Hi all,
>>>>>
>>>>>
>>>>>
>>>>> It's been a while since I've used emulated routers on my
>>>>>
>>>> laptop...probably a
>>>>
>>>>> few years ago I used dynamips.
>>>>>
>>>>>
>>>>>
>>>>> What is the easiest/nicest one for me to use?
>>>>>
>>>>>
>>>>>
>>>>> What are the links to download it and install instructions to please?
>>>>>
>>>>>
>>>>>
>>>>> I'm prep'ing for CCIE R/S, so please recommend whatever is best for
>>>>>
>>>> current
>>>>
>>>>> v4.0 environment (1800/3800/3560 12.4T/12.2).
>>>>>
>>>>>
>>>>>
>>>>> Thanks
>>>>>
>>>>> Aaron
>>>>>
>>>>>
>>>>> Blogs and organic groups at http://www.ccie.net
>>>>>
>>>>>
>>>>>
>> _______________________________________________________________________
>>
>>>>> Subscription information may be found at:
>>>>> http://www.groupstudy.com/list/CCIELab.html
>>>>>
>>>>
>>>> Blogs and organic groups at http://www.ccie.net
>>>>
>>>> _______________________________________________________________________
>>>> Subscription information may be found at:
>>>> http://www.groupstudy.com/list/CCIELab.html
>>>>
>>>
>>> Blogs and organic groups at http://www.ccie.net
>>>
>>> _______________________________________________________________________
>>> Subscription information may be found at:
>>> http://www.groupstudy.com/list/CCIELab.html
>>>
>>
>> Blogs and organic groups at http://www.ccie.net
>>
>> _______________________________________________________________________
>> Subscription information may be found at:
>> http://www.groupstudy.com/list/CCIELab.html
>>
>
> Blogs and organic groups at http://www.ccie.net
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html

Blogs and organic groups at http://www.ccie.net
Received on Sat Dec 03 2011 - 20:03:40 ART