As path for Junos

Pedro Cavaca pmsac.nanog at gmail.com
Fri Mar 7 19:44:10 UTC 2014


On 7 March 2014 19:26, Michael Loftis <mloftis at wgops.com> wrote:

>
> http://www.juniper.net/techpubs/en_US/junos13.3/topics/usage-guidelines/policy-configuring-as-path-regular-expressions-to-use-as-routing-policy-match-conditions.html
>
> There's no backref support in the regex subset that juniper has chosen
> to implement, see
> http://juniper.cluepon.net/index.php/ER_Detect_AS-PATH_prepends
>
> - and I don't think Juniper has gone anywhere with that engineering
> request.
>

Why wouldn't ".{3}" work, for this case?


>
> On Fri, Mar 7, 2014 at 3:31 AM, Marco Paesani <marco at paesani.it> wrote:
> > Hi Everyone,
> > I need a help to transform this Cisco IOS command:
> >
> > ip as-path access-list 50 permit _([0-9]+)_\1_\1_
> >
> > in Juniper JUNOS policy-options.
> > Best regards,
> > Marco
> > M. +39 348 6019349
>
>
>
> --
>
> "Genius might be described as a supreme capacity for getting its possessors
> into trouble of all kinds."
> -- Samuel Butler
>
>


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