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Viability of GNS3 network simulation for testing features/configurations.
I heard good stuff about Cisco Virl. It's like an ESX for network devices.
On 2019-10-16 15:23, Jason Kuehl wrote:
> I use the server version of GNS and I love it. I just need to VPN
> into my DC and use my client to connect to GNS.
>
> On Wed, Oct 16, 2019 at 2:22 PM Mike Bolitho <mikebolitho at gmail.com
> <mailto:mikebolitho at gmail.com>> wrote:
>
> EVE-NG is also really good. Just an FYI, GNS3 went through a major
> refresh about 18 months ago or so and it's so much better now.
> Either way, you can't go wrong with GNS3 or EVE-NG.
>
> - Mike Bolitho
>
>
> On Wed, Oct 16, 2019 at 11:18 AM Aaron Gould <aaron1 at gvtc.com
> <mailto:aaron1 at gvtc.com>> wrote:
>
> Oh, forgot the linksâ?¦
>
> http://www.eve-ng.net/
>
> http://www.eve-ng.net/documentation/howto-s
>
> *From:*NANOG [mailto:nanog-bounces at nanog.org
> <mailto:nanog-bounces at nanog.org>] *On Behalf Of *Aaron Gould
> *Sent:* Wednesday, October 16, 2019 1:14 PM
> *To:* 'Mike Bolitho'; 'Tom Beecher'; 'Ryland Kremeier'
> *Cc:* nanog at nanog.org <mailto:nanog at nanog.org>
> *Subject:* RE: Viability of GNS3 network simulation for
> testing features/configurations.
>
> Iâ??ve used GNS3 some years ago for a lot of simulation and
> testing. But, Iâ??m blown away at how much more I like EVE-NG
> (emulated virtual environment next-gen)
>
> I use the community free versionâ?¦ lots of vendor OS supportâ?¦
> of which, Iâ??ve actually work with the followingâ?¦.
>
> -XRv
>
> -IOS virtual
>
> -vMX
>
> -vSRX
>
> -vQFX
>
> â?¦check your in-box for a screen shot of my current environment.
>
> -Aaron
>
> *From:*NANOG [mailto:nanog-bounces at nanog.org
> <mailto:nanog-bounces at nanog.org>] *On Behalf Of *Mike Bolitho
> *Sent:* Wednesday, October 16, 2019 12:02 PM
> *To:* Tom Beecher
> *Cc:* <nanog at nanog.org <mailto:nanog at nanog.org>>
> *Subject:* Re: Viability of GNS3 network simulation for
> testing features/configurations.
>
> Totally agree with Tom here. It's going to work really well
> for most things. But if you're testing code for bugs you NEED
> to do it on the same hardware you have in your environment in
> an actual lab.
>
>
> - Mike Bolitho
>
> On Wed, Oct 16, 2019 at 9:56 AM Tom Beecher
> <beecher at beecher.cc> wrote:
>
> GNS3 can do a heck of a lot, and the price is definitely
> right.
>
> I have used it extensively for initial fleshing out of
> designs or ideas, protocol nerding, automation interaction
> testing, etc. There certainly other tools out there, but
> being able to visually draw a topology out, connect the
> dots, and have an environment to test in about 10 minutes
> is very nice. There is an API you can hook into to do some
> of that for you if you are so inclined, but that would
> depend on your use case and resources. For how I've used
> it, never been required.
>
> Some of the VMs from vendors can be pretty CPU and/or RAM
> intensive, so I've had the best experience running them
> all on a dedicated server, not locally. Again, use case
> dependent. For code testing I would always run the test
> set on hardware as well for likely obvious reasons.
>
> If you really get into the weeds with it you can do quite
> a lot.
>
> On Wed, Oct 16, 2019 at 11:52 AM Ryland Kremeier
> <rkremeier at barryelectric.com
> <mailto:rkremeier at barryelectric.com>> wrote:
>
> Hello,
>
> Iâ??m currently in the process of setting up a near
> identical network to our own in GNS3 for testing
> purposes. Has anyone here tried this before to any
> success? We need to buy the Cisco IOSv image to
> continue with the sim so I figured I would inquire
> here first before diving in.
>
> All info is appreciated,
>
> --
>
> Ryland Kremeier
>
>
>
> --
> Sincerely,
>
> Jason W Kuehl
> Cell 920-419-8983
> jason.w.kuehl at gmail.com <mailto:jason.w.kuehl at gmail.com>
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