[j-nsp] How to load a lot of prefixes

Leigh Porter leigh.porter at ukbroadband.com
Thu Feb 21 04:51:04 EST 2008


I'll give anybody a BGP feed for $40 a month :)

--
Leigh


Henry Hoang wrote:
> What I have done in the past is to buy a BGP feed over T1 line wiring to
> the lab. Here it the thing. If the ISP knows you are trying to get BGP
> feed to the lab just for testing. They would not allow it. The trick is
> you just mention that you want a kinda "read-only", a copy of BGP
> internet table. The ISP will filter out any route update from your lab
> site. 
>
> As mentioned by others, You can use IXIA/Spirent to generate
> routes..make sure the router can handle up to 1 million routes for BGP
> internet routing table :-) hey...our planet is just fine, just we are
> getting crowded..If you want to fun time, set up your linux PC as a BGP
> router. Download the BGP internet table from the internet. Import it
> into your linux router...BGP peer with your test device...Voila.
>
> Cheers,
>
> HH 
>
> -----Original Message-----
> From: juniper-nsp-bounces at puck.nether.net
> [mailto:juniper-nsp-bounces at puck.nether.net] On Behalf Of Leigh Porter
> Sent: Wednesday, February 20, 2008 9:58 AM
> To: Keegan.Holley at sungard.com
> Cc: juniper-nsp; juniper-nsp-bounces at puck.nether.net
> Subject: Re: [j-nsp] How to load a lot of prefixes
>
>
> Notepad can handle 25000 lines?
>
> ;-0
>
> --
> Leigh
>
>
> Keegan.Holley at sungard.com wrote:
>   
>> There are several products that can generate routes for testing
>>     
> depending 
>   
>> on your budget.  IXIA devices for example will do this and more.  I
>>     
> wanted 
>   
>> to the same thing a few months ago and I ended ip logging into a few
>>     
> route 
>   
>> servers and outputting a sh route/sh ip route to a text file.  Then I
>>     
> just 
>   
>> used notepad to add the commands to configure the routes as static
>>     
> routes 
>   
>> and pasted the result into the router.  This is no way to get the full
>>     
>
>   
>> table, but I got about 25,000 routes (until I got bored).  If you
>>     
> really 
>   
>> want it to look like the real table you can add the routes to
>>     
> different 
>   
>> routers and advertise them from actual ISP AS numbers and/or modify
>>     
> the AS 
>   
>> path using with random policies.  I did this with cisco boxes so YMMV.
>>
>> Keegan
>>
>>
>>
>>
>> "wang dong bei" <wang.dong.bei at gmail.com> 
>> Sent by: juniper-nsp-bounces at puck.nether.net
>> 02/20/08 12:05 PM
>>
>> To
>> juniper-nsp <juniper-nsp at puck.nether.net>
>> cc
>>
>> Subject
>> [j-nsp] How to load a lot of prefixes
>>
>>
>>
>>
>>
>>
>> Hi talented minds,
>>
>> I want to do some testing with BGP and I need to inject a lots of
>>     
> routes,
>   
>> preferably the entire Internet routing table, into some of the routers
>>     
> of 
>   
>> an
>> isolated lab. My initial approach is to capture the "show route bgp" 
>> output
>> from one of my routers and massage the data into the "set
>>     
> routing-options
>   
>> static prefix....." and load everything into my testing routers.
>>     
> However,
>   
>> the script is more difficult to write, the result is full of errors,
>>     
> and
>   
>> when I load the config, it somehow hang my terminal sessions.
>>
>> So are there anyways to quickly populate the routing table of my
>>     
> testing
>   
>> routers by administrative configuration means?
>>
>> thanks for your help.
>>
>> regards,
>>
>> dong bei
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>>
>>
>>
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>>   
>>     
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