[c-nsp] Expression to match 1, 2, or 3 AS paths

Deepak Jain deepak at ai.net
Fri Jun 13 18:21:44 EDT 2008


And since you can't have non-numeric AS numbers... you can always use "."

like ^.+$

DJ

Daniel Faubel wrote:
> I like to use this:
> 
> ^[0-9]+$
> ^[0-9]+_[0-9]+$
> ^[0-9]+_[0-9]+_[0-9]+$
> 
> -Daniel
> 
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of james edwards
> Sent: Friday, June 13, 2008 1:41 PM
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] Expression to match 1, 2, or 3 AS paths
> 
> What have i done wrong here, I used to use this to match 1,2 and 3 AS
> path,
> for filtering down a full table:
> 
> ^[0-9]*$
> ^[0-9]*_[0-9]*$
> ^[0-9]*_[0-9]*_[0-9]*$
> 
> 


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