Re: regex for as-path

From: John Matus (john_matus@hotmail.com)
Date: Wed May 11 2005 - 18:02:19 GMT-3

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can someone else verify San's reply for me? just want to make sure.

>From: san <san.study@gmail.com>
>Reply-To: san <san.study@gmail.com>
>To: John Matus <john_matus@hotmail.com>
>Subject: Re: regex for as-path
>Date: Wed, 11 May 2005 11:57:09 -0700
>
>John ,
>
>Both are different.
>
>*....will match for "54 5 7 200"
>
>+ ...will not match for above
>+ ...will match only for "54 55 77 xx xx"
>
>/SAN
>
>On 5/11/05, John Matus <john_matus@hotmail.com> wrote:
> > do the following expression accomplish the same?
> >
> > ip as-path access-list 5 permit ^54_[0-9]*_[0-9]*_[0-9]*$
> >
> > AND
> >
> > ip as-path access-list 5 permit ^54_[0-9]+$
> > ip as-path access-list 5 permit ^54_[0-9]+_[0-9]+$
> > ip as-path access-list 5 permit ^54_[0-9]+_[0-9]+_[0-9]+$
> >
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